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Add me to your mailing list Processor Producer connections Ecosystem Slag Reduction r-rs/rn In-House Graphics Costanzo Martin ASA inc. Pre-Press/Print Craig Heidrich Director Art Development Manager Publisher We [email protected] Email: 02 4228 1777 Fax: 02 4225 8466 Ph: Wo Slag Association The Australasian Connections is published by ASA EDITORIAL ies ln oe,which has established itself plant cover, diverse These have by the increasingly been attracted and beetles. caterpillars bees, wasps, springtails, mites, spiders, – ants, itself are the invertebrates and eventhe runway’s on the runway fringes n r everdriver visits. guard or tractor except the occasional security no one that virtually plus hectares of grassland cross an ocean for but they have of 150- the run plant’s four filter beds will have used some the new When completed later this year, third. it for a second project and are considering have for specifiedengineers a the material the consulting scheme, of this first performance ov aggregates had some significant advantages consultants concluded that the melter slag The beneficial side effect of the melter slag. in the filter beds was considered to be a the removal of phosphorous More importantly, unway and its surrounding grasslands in huge grasslands unway and its surrounding mes At the bottom of food chain on umbers. er quarried equivalents. er quarried :www.asa-inc.org.au b: llongong NSW 2500 Australia iad,msl kns have moved onto the mostly skinks, Lizards, As a result of the successful long-term from page four from page four (please tick (please tick ■ ■

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Send me only electronic copies via email Connections on”M.Giddey said. Mr. down,” or 30 seagulls could potentially an aircraft bring “Just 20 that fly in flocks are actively discouraged. galahs or any others eagles, ibis, such as pelicans, birds large Because of this, any threat to aircraft. ecosystem was w Giddey said that an Graham manager Mr. fe Unwelcome as pig face. known to beachgoers with an edible fruit, species is the succulent plant, gr that ensures nothing despite a slashing rule expected in about a year’s time. Results are prompted more detailed study. effluent have methods of treating dairy the increasing requirement for more stringent but ago, some years installed on a local farm A pilot scheme was waste. products from dairy melter slag filter beds for the removal of by- of establish to the practicality research institute, with a Government funded been working 10mm. of 20mm to screened to a size range aggregate, 20,000 tonnes of Slag Reduction’s “Eco Flow” ea esn.©2001 legal reasons. length and grammar, to publish or edit for style, right to decline, though the publisher reserves the contributions are welcomed, r Views expressed in Connections newsletter do not necessarily Circulation Publication Quarterly and Craig Heidrich. Metserv BHP (NZ), SRC, CSIRO, Jones, David E. Independent Cement and Lime, ASMS, Contributors * fetteoiino h utaainSa soito.All eflect the opinion of Australasian Slag Association. r ow x _____ Qty lihbtnsicuefxs Airfield operations al inhabitants include foxes. One of the most common native narltdpoet Slag Reduction have In a related project, s taller than 30 centimeters. 2,000 ■ ■ ■ ■

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Other Government agency * indicating your requirements. form back the subscription/order Just complete and fax receive updates. will registered holders compendiums, are made to the contents of Please note that as amendments handling. $20.00 plus postage and members non at a cost of $15.00 each, members Copies are available to slag users. various and government authorities, consultants, specifiers, reference tool for engineers, documents and more. these important of storing the purposes developed a Technical Compendium for and Promotion Committee have the Education correspondence, general Given the number requirements. indicating your form subscription/order Just complete and fax back the handling. $20.00 plus postage and members non- at a cost of $15.00 each, members Copies are available to demand. further produce another 100 copies to meet production process today. types of slag produced in a modern beginnings through to the various historical outlines slag’svideo (15mins duration) projects completed in recent years.The of slag in var properties the beneficial demonstrating incorporated new additional footage has been x _____ Qty The Compendiums are an invaluable Since our last issue we have had to considerable amount of considerable A members. favourite with many proved to be a res r Slag – “the ultimate enewable mineral of high quality guides newsletters and newsletters b together with Surfacings”) Bituminous in Slag of Steel Furnace (“Guide to the Use continues to produce and produced, has the ASA ource” ulletins, ious large-scale Asphalt and Thin

EXPRESS FAX: 4228 1777 – video has 2001 www.asa–inc.org.au QUARTERLY Ecocem furnace slag from BHP Port Kembla. slag from BHP Port furnace blast specialise in processing and marketing will Ecocem Pty Ltd, the new company, (ASMS), greenhouse gas emissions. 250,000 tonnes of high quality cement and reduce which will produce recycling plant in Wollongong, opened the new $18 million blast slag furnace THE PREMIER Premier of NSW recognises the Bob Carr, Kembla recently plant at Port byEcocem grinding The opening of the Steel Mill Services Australian capture the value and advantages of slag products. to application and product development efforts value. that reflect their intrinsic achieve results where their properties markets slag products today to are targeted along the way, by technical and scientificUnderpinned research the solidification processes. molten slag by varying r exists to produce a the opportunity rock phase, at the molten Being able to start inherent value. applications for slag products that capture their and ingenuity has gone into the development of of effort More than 40 years context. Australasian been recognised in the This has clearly ores has posed a challenge and an opportunity. of a metal from its a product of the separation SINCE SLAG ange of end products from a single source L-R: David Campbell, Colin Markham, Lance Hockridge, Bob Carr and Peter Taylor ASMS was established ago to focus 12 years Owned by Steel Mill Services Australian nti su,we highlight the ongoing research, In this issue, oa ie,the production of SLAG as Roman times, of NSW, Mr Bob Carr recently Mr Bob Carr of NSW, – V a boon for the environment OL 2. capturing the essence of innovation. capturing THE AUSTRALASIAN SLAG ASSOCIATIONNEWSLETTER THE AUSTRALASIAN ISSUE 3 SEPTEMBER 2001 ASSOCIATION approximately Kembla 250,000 tonnes of Port improved and durability. performance provides significantly in cement manufacture, slag when used Granulated gravel and sand. basalt, stone such as looks likeSlag generally natural had been dumped or used as landfill.many years b Slag is the Kembla. and steel slag from BHP Port 1.8 million tonnes per yearon marketing of iron road stabilisation industry, offering a viable offering road stabilisation industry, had a significant impact on the binder materials use of these new lime blends.The and hydrated consolidates its role as a major supplier of slag to the south west of the Sydney CBD,kilometers and Lime blending facility at Maldon some 100 the use of slag products. underpinning to the body of knowledge contribute papers Their applications”. in construction slag materials research into “excellence and innovative use of student Associations awards to encourage and Trung Minh Luu proved in the winners durability. superior offering cement, better strength when used with ordinary giving up to 15 per cent cement, performing expects that the Ecocem will produce superior Dr Ihor Hinczak from ASMS industry. construction community and the products for the environment, potential to capture the benefits from slag y-product from iron and steel production for Currently, Blue Circle Southern Cement grind Blue Circle Southern Currently, Establishment of the Independent Cement students Matthew University Thomas Biasutti creativity was incorporated into the construction creativity was incorporated period. the construction during incidents occurred no environmental or safety Significantly, phase. approximately 110 people over the construction process employed The construction technology. using state of the art plant was constructed August 1999 and was completed in July 2001.The next level of performance”. – ”Taking from the material performance it to the a mill to broaden market Ecocem grinding environment. provides in the marine exceptional performance was done because slag used in the concrete.This cement segments to replace 65% of the ordinary used in the Sydney Harbour Tunnel Tube Cement was cement by Blue Circle Southern market. Victorian Kembla for150,000 tonnes of Port granulate the Independent Cement Ltd (ICL) process market. supplies about half of the Sydney and NSW and slag forgranulated the concrete industry innovation. … slag products. and the environment from the innovative use of the value availableissue underline to the end user effluent. farm extend this application to the treatment of dairy confidence to establish a second pond and look to Results over have the past 7 years provided the township.water treatment plant for a nearby rural in the waste nitrogen and phosphorus solids, use of melter slag as a filter medium to remove n is well deserved. Engineering Sustainable Materials to Dr Materials Vute of CSIRO Sirivivatnanon Malhotra Cementing Award for Supplementary Mohan Concrete Institute (CANMET/ACI), & Energy Minerals Technology and The American binder systems. to traditional alternative vailability and to focus even on extracting better umber of years been trialing and monitoring the and monitoring been trialing umber of years The diversity of applications highlighted in this The diversity over a Slag Reduction New Zealand has, A A lot of environmental innovation and in on the Ecocem plant started Construction of The shareholders ASMS established the Po warding of the prestigious Canada Centre for rt

ebagauae lg ground with slag, Kembla granulated ■ SLAG the essence of capturing environment A Thriving Ecosystem built on Slag (NZ) • Bond strength 1 QUARTER: THIS Lime wards • By-product utilisation Editorial 3 Second filter bed for SRC • • Ecocem a boon for the 2 continued page two Independent Cement & 5 Education 4 BHP With the Ecocem facility operating at its full capacity of 250,000 tonnes a year this would see almost 500,000 tonnes of Port Kembla slag will from cover page be used in cement – enough to supply the entire NSW market. New Members › Lincoln Pacific Equipment Inaugural education awards Company Members of the plant and development of the surrounding the Illawarra Community. A primary role of our Association is to bring area. The result is a safe, environmentally focused The full utilisation of the BHP Port Kembla run, won and a big success together Slag Producers, Processors, operation. slag production makes the Illawarra steel facility Customers and Suppliers to the Slag ”For many years slag has been dumped or more sustainable. The ASA launched its inaugural “Education Award” in industry. Our activities cover Technical Developments, Plant Operations and used as landfill, but it will now be re-used,” Mr Mr Carr said slag also has significant 2000, open to students undertaking Honours or Processes, Education and Promotion. If you Carr said. environmental benefits. ”The ASMS Ecocem Masters studies over the past 12 months.The award would like more information on the With the Ecocem facility operating at its full Group take pride in the fact that they are the along with a cash prize was presented at the Annual Association and how you can become capacity of 250,000 tonnes a year this would see largest industrial recycling operation in Australia,” General Meeting (AGM) in March at the Brighton involved, just complete the information section at the end of this newsletter. almost 500,000 tonnes of Port Kembla slag will be he said. “For every tonne of slag cement used in Beach Novotel in Sydney. Current membership is as listed below. used in cement – enough to supply the entire place of ordinary cement, a tonne of greenhouse Association Chairman Mr Peter Taylor presented › Australian Cement Ltd NSW market. emissions are cut.” “That means keeping up to half the two certificate awards including a cash prize of › Australian Steel Mill Services Pty › This investment is a huge vote of confidence in a million tonnes of greenhouse gases out of the $1000 during the course of the AGM dinner to Mr BHP Flat Products - Pt. Kembla › Blue Circle Southern Cement Ltd the Illawarra and will go a long way to ensuring atmosphere each year,” Mr Carr said. Matthew Thomas Biasutti, and Mr Trung Minh Luu. › Boral Concrete & Quarries

continued steel making in the region.” General Manager of Ecocem, Mr Peter Taylor Major industry members were present at the AGM L-R: Trung Minh Luu L-R: Thomas Biasutti › Brambles Equipment ”The new facility will be of great benefit to said the new facility would extract even better and Dinner. and Peter Taylor and Peter Taylor › Brambles Industrial Services (Whyalla) › Cleary Bros (Bombo) P/L Papers based on the theme of “excellence and development in concrete containing blast furnace slag local jobs,” Mr Carr said. ”It’s good news for the performance from the material, taking slag to the › Comsteel – Newcastle 200 employees of ASMS as well as for BHP in the next level. innovative use of slag materials in construction products” respectively. › CSIRO DBC&E Premier Bob Carr opens facility. Illawarra.” “Not only will it be stronger, concrete applications” received were of a high standard as Mr Biasutti has joined the firm of Forbes Rigby Pty › CSR Readymix Group › With the Ecocem facility operating at capacity companies will get more value for their money,” products, please contact Greg McAlister or Ihor commented by the Technical Committee Chairman Ltd an Engineering and Scientific Consulting Firm University of Wollongong – Dr Denis Montgomery we will see full utilisation of Port Kembla slag he said. Hinczak on 02 4255 1100. Wayne James during the presentation. Mr James added based in Wollongong. › Gough & Gilmour production every year. This will significantly benefit For further information on Ecocem and its that the submissions were received from Victoria, New The next round of submissions close at the end of › Heckett Multiserv (UK) South Wales and Queensland with paper topics November 2001, so its time to get your application › HBL (Heggies Bulkhaul Ltd) › covering various aspects of slag material uses. for the award submitted. All papers will be assessed Hunter Mill Services › Kress Corporation around-the-clock access for tanker drivers, Mr Matthew Thomas Biasutti, and Mr Trung Minh by our Technical Committee in collaboration with › Lincom Pacific Equipment Independent cement & lime together with automated blending and loading of Luu, both graduates of the University of Wollongong, various faculty staff and final notification will be given › Mahaffey Associates AS one of the Country’s leading suppliers of a range of cement, slag, lime and fly ash blends. submitted the winning papers titled “Effect of in Jan 2002 to the successfully winners. › Metserv Australasia Pty Ltd › Milburn New Zealand Ltd specialist blended cement products, Independent Located just off the Hume Highway near For more information visit our website at limestone mircofillers on the compressive strength of › University of Newcastle – Cement and Lime has built a strong reputation Picton, some 100 kilometers to the south west of slag cement concrete” and “Early strength www.asa-inc.org.au. Mr Stephen Fityus for innovation and service. the Sydney CBD, the Maldon site offers the ideal › Nichimen Australia Limited From the earliest days of its inception, combination of easy access via a major highway, › NS Komatsu › Independent Cement and Lime has had a special and importantly, close proximity to various raw Pioneer Construction Materials › Port Kembla Copper P/L interest in the road construction and material sources. Industry by-products utilisation - › Premium Tyre Service P/L rehabilitation industries. This interest developed The plant consists of four major storage silos, › Queensland Cement Ltd dramatically following an agreement with BHP in one of which has been designed with dual Wins International Award › Roads & Traffic Authority of NSW › Slag Cement Sdn Bhd, Malaysia 1988 to purchase all of that company’s granulated internal compartments. The largest of the silos › Smorgon Steel slag from their Newcastle works and resulted in (used for cement) has a capacity of 135 tonnes, AN Australian scientist has won the concrete world’s slags and silica fume. › South Coast Equipment the creation of Independent Cement’s now followed by the 115 tonne capacity slag silo, the most prestigious award for his work in turning This work has resulted in the High Slag cement › Steel Cement Ltd › wholly-owned subsidiary Steel Cement Ltd. 70 tonne capacity Lime silo, and finally the split industrial by-products into useful components of concrete, High Volume Fly Ash concrete (HVFA) and Steelstone Services (Aust) › Sulphide Corporation P/L The rapid expansion in the use of ground slag silo which provides 40 tonnes of storage capacity concrete for building and construction. Silica Fume concrete being used in such high profile › Sunstate Cement Pty Ltd with hydrated lime, particularly by the RTA in for fly ash, together with an additional 45 tonnes Dr Vute Sirivivatnanon of CSIRO Sustainable construction projects as the Sydney Harbour Tunnel, › The Slag Reduction Company (NZ) Ltd New South Wales, saw significant quantities of of storage capacity for special blends and other Materials Engineering has won the Canada Centre Sydney Parallel Runway and Melbourne Crown › UBE Industries Ltd For further information, › Wormald Fire Systems please contact Mr Gordon Dobson milled slag returning to the road-making industry materials. for Minerals & Energy Technology and The American Casino. HVFA shotcrete was also used for the Sydney Ph 02 4964 4208 Fax 02 4964 4328. in New South Wales. The Maldon Batch Plant also features a 26m x Concrete Institute (CANMET/ACI), Mohan Olympic’s white-water canoe course at Penrith. Personal Members The use of these new binder materials had a 3m, 80 tonne capacity weighbridge, which is large Malhotra Award for Supplementary Cementing A clever application, cost savings, increased › Anderson L significant impact on the road stabilisation enough to cater for ‘B-Double’ tankers. Materials. durability and the contribution to sustainability › Butler W B › Dobson G industry, offering a viable alternative to As with all of ICL’s operations throughout The award recognises more than 12 years principles offered by using HVFA shotcrete, was a › Heaton, B (Hon.) traditional binder systems. Australia, ensuring the quality and consistency of research Dr Sirivivatnanon and his team has significant factor in Pacific Power International › Jones D E (Hon.) In order to meet this increase in demand, ICL all materials supplied from the new Maldon dedicated to developing useful applications of fly ash, winning the contract to build this new facility for the › Maric M › upgraded its blending capabilities at the Port blending plant is one of the Company’s primary 2000 Olympics. Marosszeky M › Prosser S D (Hon.) Melbourne site through the construction of a considerations. Fly ash, slag and silica fume are by-products from › Reeves C M high-capacity blending facility in early 1999. In Quality control testing of all raw materials, coal-fired power stations, steel mill blast furnaces and › Venour M (Hon.) addition, the company has also upgraded their together with regular batch testing of blended ferro-silicon or silicon metal production, respectively. Related Associations New South Wales blending facility, relocating it to Dr Sirivivatnanon received his ward at the material is carried out on-site, with all test results › National Slag Association Maldon, in the New South Wales Southern logged and transmitted via computer to the Seventh CANMET/ACI Conference in Madras, India › Nippon Slag Association Ta blelands. The new plant will provide easy, Newcastle office. ■ in July 2001. ■

2 | CONNECTIONS 2001 www.asa–inc.org.au www.asa–inc.org.au CONNECTIONS 2001 | 5 ASA

Second filter bed for Slag Reduction (NZ) Ltd THE Slag Reduction Company (NZ) Ltd., the products of the iron and steel making process, New Zealand subsidiary of Heckett MultiServ, some of which in early testing, exhibited unusual has developed a unique end use for the by- characteristics directly related to the raw products of iron making. material and the process. Slag Reduction provides a variety of services In 1993, after extensive evaluation, aggregate to BHP New Zealand Steel’s 700,000 tonne per manufactured from one of the iron melter slags year operation at Glenbrook, about 52km south was used as filter bed material in the wastewater of Auckland, New Zealand’s treatment plant for a nearby main city. The filter beds were rural township. BHP New Zealand Steel consistently removing A review of the plant’s operation is itself unique, as it 80% of the suspended operation seven years later by is based on the the original consulting titanomagnetite ironsand solids, and 96% of engineers, noted that deposits, spread along the incoming nitrogen, enterococci levels in the water west coast of New Zealand’s which was “impressive” had been reducing and shell fish North Island. The ironsand is quality was better down stream directly reduced to sponge iron, before being from the plant’s discharge than upstream. The converted to molten iron in two 5000 tonne filter beds were consistently removing 80% of the electric melters, before steel making in a KOBM suspended solids, and 96% of incoming nitrogen, vessel. Since the early 1990’s, Slag Reduction which was “impressive” in the consultant’s view. have been examining end uses for the by- continued back page

Thriving ecosystem built on slag

CLOSE your eyes near Sydney Airport’s third runway and what would expect to hear? The roar of jets, certainly, but also some of the city’s sweetest birdsongs. The 2,438-metre artificial promontory is home to the largest population of song larks anywhere in the region, says NSW National Parkes and Wildlife Service wildlife management officer Mr Geoff Ross, who is into the second year of an ecological study on the site. The birds thrive in their unlikely habitat by feeding on the swarms of insects that live there at ground zero and which are being collected and studied by a Dutch student, Ms Maaike Bausch. She was stunned to discover that she had traveled so far to find such life to study on the edges of the ecosystem supporting an amazing array of wildlife. Zealand every year, were thought nation’s busiest airport. “It’s like a natural recolonisation that occurs after a to have been rendered extinct The Ingredients that went into the third volcanic eruption,” Mr. Ross said. “Here they built a locally by the construction of the runway were simple, sand, blast furnace slag and runway that was like a sand desert and slowly the runway. But even these highly recycled concrete, surrounded by a seawall and vegetation now supports not only insect life but quite sensitive waders have found a then overlaid with asphalt. But in less than seven a diversity of vertebrates, such as lizards and birds. niche beside the airport. years this barren and desolate construction site It has become a microhabitat in itself.There’s a More than 40 birds arrived has begun to turn into a complex phenomenal amount of plant and animal diversity.“ from New Zealand on Thursday. Double-banded plovers, which arrive from New It may seem like a crazy place to

continued back page

www.asa–inc.org.au CONNECTIONS 2001 | 3 news BRIEF BHP New Zealand Steel make big investment for future “The 1300 employees of our New Zealand business.” “The decision to re-invest in the iron Steel business are to be commanded for their and steel making operation at BHP New Zealand progress and have earned this re-investment in Steel will have benefits that will flow onto our their operation. BHP New Zealand Steel is an customers, suppliers, employees and our local integral component in our flat and coated steel community,” Cyril said. business network that services customers around The work program for the rebuild, which will the globe,” he said. maximise the involvement of local contractors, Kirby Adams added that this announcement will necessitate a 10-week outage of No 2 Melter BHP Steel has announced that it would re-build was a further demonstration of BHP’s and involve about 60,000 person-hours of work. the second of its two smelters at its Glenbrook commitment to appropriately re-invest in BHP steelworks operation during early 2002. The Steel as it moves towards becoming a stand- About New Zealand Steel NZ$27 million upgrade will ensure the operational alone, publicly traded company during 2002. BHP New Zealand Steel is part of the Coated security of iron and steel making at BHP New President New Zealand Steel Cyril Benjamin Products group operating a fully integrated Zealand Steel for the foreseeable future. welcomed the announcement as “a vote of steelworks in Glenbrook, New Zealand (south The smelter - one of two at Glenbrook - is a confidence by our owners in the future of our of Auckland) producing 600,000 tonnes of steel rectangular electric furnace that performs a per annum. “This announcement was a molten separation process to produce slag and With approximately 1300 employees, the liquid hot metal for steelmaking. further demonstration of BHP’s Clenbrook facility processes local iron sands and Announcing the upgrade, President BHP Steel commitment to appropriately coal to produce a range of flat steel products for Kirby Adams said that over the past two years, re-invest in BHP Steel as it New Zealand and export markets.These include BHP New Zealand Steel had delivered on its moves towards becoming a hot and cold rolled coil, plate, metallic coated and commitments to improve safety, financial and painted steel products, hollow sections and customer satisfaction and performance. stand-alone, publicly traded welded beams. ■ company during 2002.” Bond strength in masonry Construction

The Cement and Concrete Association of Australia proportions, Sand, Cement, Admixtures, Age of has recently published and released a Technical Note curing and Workmanship. 65 on Bond Strength in Masonry Construction. The issues of bond strength using various In Summary materials such as, Ordinary Portland Cement Adequate bond strengths levels were achieved Type GP, Blended Cement Type GB, Lime and using the same mix proportions with Type GP and Sand with a variety of bricks has been a Type GB cements.Water thickener admixtures as contentious issue for a number of years. specified should be used. Lime incorporated in the Developing to the point where the Australian mix is beneficial. Lime promotes adhesion Standard AS3700 Masonry Structures was improves cohesion and workability. altered a number of years ago and mortar Sand should be well graded, clean and free of proportioning discriminate against Blended clay content.The fine fraction not exceeding 10% Cements Type GB. and the course retained on the 4.75mm and “Adequate bond strengths The Australian Research Council, Cement & 2.36mm sieve not exceed 1%. Use of detergents, levels were achieved using the Concrete Association of Australia, Concrete drinks, and sugar destroy bond strength. Masonry Association of Australia, Clay Brick and Overdosing with air entraining agents reduces same mix proportions with Paver Institute, University of Newcastle and the bond strength. The mortar composition should Type GP and Type GB cements.” CSIRO funded a five-year study on the Bond match the masonry units. strengths. Use volumetric measures not shovels full of Research conducted included: Surveys and ingredients. A minimum mixing time of six database, Bond wrench studies, age and curing minutes is recommended. Where air entrainers Composite article prepared by Tom Wauer of studies and interface studies. Key factors, which are used do not over mix, this could lead to low Independent Cement and Lime. affect bond strength, are: Masonry units, Mix bond strength. ■

4 | CONNECTIONS 2001 www.asa–inc.org.au With the Ecocem facility operating at its full capacity of 250,000 tonnes a year this would see almost 500,000 tonnes of Port Kembla slag will from cover page be used in cement – enough to supply the entire NSW market. New Members › Lincoln Pacific Equipment Inaugural education awards Company Members of the plant and development of the surrounding the Illawarra Community. A primary role of our Association is to bring area. The result is a safe, environmentally focused The full utilisation of the BHP Port Kembla run, won and a big success together Slag Producers, Processors, operation. slag production makes the Illawarra steel facility Customers and Suppliers to the Slag ”For many years slag has been dumped or more sustainable. The ASA launched its inaugural “Education Award” in industry. Our activities cover Technical Developments, Plant Operations and used as landfill, but it will now be re-used,” Mr Mr Carr said slag also has significant 2000, open to students undertaking Honours or Processes, Education and Promotion. If you Carr said. environmental benefits. ”The ASMS Ecocem Masters studies over the past 12 months.The award would like more information on the With the Ecocem facility operating at its full Group take pride in the fact that they are the along with a cash prize was presented at the Annual Association and how you can become capacity of 250,000 tonnes a year this would see largest industrial recycling operation in Australia,” General Meeting (AGM) in March at the Brighton involved, just complete the information section at the end of this newsletter. almost 500,000 tonnes of Port Kembla slag will be he said. “For every tonne of slag cement used in Beach Novotel in Sydney. Current membership is as listed below. used in cement – enough to supply the entire place of ordinary cement, a tonne of greenhouse Association Chairman Mr Peter Taylor presented › Australian Cement Ltd NSW market. emissions are cut.” “That means keeping up to half the two certificate awards including a cash prize of › Australian Steel Mill Services Pty › This investment is a huge vote of confidence in a million tonnes of greenhouse gases out of the $1000 during the course of the AGM dinner to Mr BHP Flat Products - Pt. Kembla › Blue Circle Southern Cement Ltd the Illawarra and will go a long way to ensuring atmosphere each year,” Mr Carr said. Matthew Thomas Biasutti, and Mr Trung Minh Luu. › Boral Concrete & Quarries continued steel making in the region.” General Manager of Ecocem, Mr Peter Taylor Major industry members were present at the AGM L-R: Trung Minh Luu L-R: Thomas Biasutti › Brambles Equipment ”The new facility will be of great benefit to said the new facility would extract even better and Dinner. and Peter Taylor. and Peter Taylor. › Brambles Industrial Services (Whyalla) › Cleary Bros (Bombo) P/L Papers based on the theme of “excellence and development in concrete containing blast furnace slag local jobs,” Mr Carr said. ”It’s good news for the performance from the material, taking slag to the › Comsteel – Newcastle 200 employees of ASMS as well as for BHP in the next level. innovative use of slag materials in construction products” respectively. › CSIRO DBC&E Premier Bob Carr opens facility. Illawarra.” “Not only will it be stronger, concrete applications” received were of a high standard as Mr Biasutti has joined the firm of Forbes Rigby Pty › CSR Readymix Group › With the Ecocem facility operating at capacity companies will get more value for their money,” products, please contact Greg McAlister or Ihor commented by the Technical Committee Chairman Ltd an Engineering and Scientific Consulting Firm University of Wollongong – Dr Denis Montgomery we will see full utilisation of Port Kembla slag he said. Hinczak on 02 4255 1100. Wayne James during the presentation. Mr James added based in Wollongong. › Gough & Gilmour production every year. This will significantly benefit For further information on Ecocem and its that the submissions were received from Victoria, New The next round of submissions close at the end of › Heckett Multiserv (UK) South Wales and Queensland with paper topics November 2001, so its time to get your application › HBL (Heggies Bulkhaul Ltd) › covering various aspects of slag material uses. for the award submitted. All papers will be assessed Hunter Mill Services › Kress Corporation around-the-clock access for tanker drivers, Mr Matthew Thomas Biasutti, and Mr Trung Minh by our Technical Committee in collaboration with › Lincom Pacific Equipment Independent cement & lime together with automated blending and loading of Luu, both graduates of the University of Wollongong, various faculty staff and final notification will be given › Mahaffey Associates AS one of the Country’s leading suppliers of a range of cement, slag, lime and fly ash blends. submitted the winning papers titled “Effect of in Jan 2002 to the successfully winners. › Metserv Australasia Pty Ltd › Milburn New Zealand Ltd specialist blended cement products, Independent Located just off the Hume Highway near For more information visit our website at limestone mircofillers on the compressive strength of › University of Newcastle – Cement and Lime has built a strong reputation Picton, some 100 kilometers to the south west of slag cement concrete” and “Early strength www.asa-inc.org.au. Mr Stephen Fityus for innovation and service. the Sydney CBD, the Maldon site offers the ideal › Nichimen Australia Limited From the earliest days of its inception, combination of easy access via a major highway, › NS Komatsu › Independent Cement and Lime has had a special and importantly, close proximity to various raw Pioneer Construction Materials › Port Kembla Copper P/L interest in the road construction and material sources. Industry by-products utilisation - › Premium Tyre Service P/L rehabilitation industries. This interest developed The plant consists of four major storage silos, › Queensland Cement Ltd dramatically following an agreement with BHP in one of which has been designed with dual Wins International Award › Roads & Traffic Authority of NSW › Slag Cement Sdn Bhd, Malaysia 1988 to purchase all of that company’s granulated internal compartments. The largest of the silos › Smorgon Steel slag from their Newcastle works and resulted in (used for cement) has a capacity of 135 tonnes, AN Australian scientist has won the concrete world’s slags and silica fume. › South Coast Equipment the creation of Independent Cement’s now followed by the 115 tonne capacity slag silo, the most prestigious award for his work in turning This work has resulted in the High Slag cement › Steel Cement Ltd › wholly-owned subsidiary Steel Cement Ltd. 70 tonne capacity Lime silo, and finally the split industrial by-products into useful components of concrete, High Volume Fly Ash concrete (HVFA) and Steelstone Services (Aust) › Sulphide Corporation P/L The rapid expansion in the use of ground slag silo which provides 40 tonnes of storage capacity concrete for building and construction. Silica Fume concrete being used in such high profile › Sunstate Cement Pty Ltd with hydrated lime, particularly by the RTA in for fly ash, together with an additional 45 tonnes Dr Vute Sirivivatnanon of CSIRO Sustainable construction projects as the Sydney Harbour Tunnel, › The Slag Reduction Company (NZ) Ltd New South Wales, saw significant quantities of of storage capacity for special blends and other Materials Engineering has won the Canada Centre Sydney Parallel Runway and Melbourne Crown › UBE Industries Ltd For further information, › Wormald Fire Systems please contact Mr Gordon Dobson milled slag returning to the road-making industry materials. for Minerals & Energy Technology and The American Casino. HVFA shotcrete was also used for the Sydney Ph 02 4964 4208 Fax 02 4964 4328. in New South Wales. The Maldon Batch Plant also features a 26m x Concrete Institute (CANMET/ACI), Mohan Olympic’s white-water canoe course at Penrith. Personal Members The use of these new binder materials had a 3m, 80 tonne capacity weighbridge, which is large Malhotra Award for Supplementary Cementing A clever application, cost savings, increased › Anderson L significant impact on the road stabilisation enough to cater for ‘B-Double’ tankers. Materials. durability and the contribution to sustainability › Butler W B › Dobson G industry, offering a viable alternative to As with all of ICL’s operations throughout The award recognises more than 12 years principles offered by using HVFA shotcrete, was a › Heaton, B (Hon.) traditional binder systems. Australia, ensuring the quality and consistency of research Dr Sirivivatnanon and his team has significant factor in Pacific Power International › Jones D E (Hon.) In order to meet this increase in demand, ICL all materials supplied from the new Maldon dedicated to developing useful applications of fly ash, winning the contract to build this new facility for the › Maric M › upgraded its blending capabilities at the Port blending plant is one of the Company’s primary 2000 Olympics. Marosszeky M › Prosser S D (Hon.) Melbourne site through the construction of a considerations. Fly ash, slag and silica fume are by-products from › Reeves C M high-capacity blending facility in early 1999. In Quality control testing of all raw materials, coal-fired power stations, steel mill blast furnaces and › Venour M (Hon.) addition, the company has also upgraded their together with regular batch testing of blended ferro-silicon or silicon metal production, respectively. Related Associations New South Wales blending facility, relocating it to Dr Sirivivatnanon received his ward at the material is carried out on-site, with all test results › National Slag Association Maldon, in the New South Wales Southern logged and transmitted via computer to the Seventh CANMET/ACI Conference in Madras, India › Nippon Slag Association Ta blelands. The new plant will provide easy, Newcastle office. ■ in July 2001. ■

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Add me to your mailing list Processor Producer connections Ecosystem Slag Reduction Pre-Press/Print DirectorArt Development Manager Publisher We [email protected] Email: 02 4228 1777 Facsimile: 02 4225 8466 Phone: Wo Slag Association The Australasian Connections is published by ASA Connections Editorial ies ln oe,which has established itself plant cover, diverse These have by the increasingly been attracted and beetles. caterpillars bees, wasps, springtails, mites, spiders, – ants, itself are the invertebrates and eventhe runway’s on the runway fringes n r everdriver visits. guard or tractor except the occasional security no one that virtually plus hectares of grassland cross an ocean for but they have of 150- the run plant’s four filter beds will have used some the new When completed later this year, third. it for a second project and are considering have for specifiedengineers a the material the consulting scheme, of this first performance ov aggregates had some significant advantages consultants concluded that the melter slag The beneficial side effect of the melter slag. in the filter beds was considered to be a the removal of phosphorous More importantly, unway and its surrounding grasslands in huge grasslands unway and its surrounding mes At the bottom of food chain on umbers. er quarried equivalents. er quarried :www.asa-inc.org.au b: llongong NSW 2500 Australia iad,msl kns have moved onto the mostly skinks, Lizards, As a result of the successful long-term ------ASA inc. from page four ------Martin Costanzo ------Martin from page four ------In-House Graphics (nsw) (please tick (please tick ------Craig Heidrich ■ ■

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Send me only electronic copies via email Connections on”M.Giddey said. Mr. down,” or 30 seagulls could potentially an aircraft bring “Just 20 that fly in flocks are actively discouraged. galahs or any others eagles, ibis, such as pelicans, birds large Because of this, any threat to aircraft. ecosystem was w Giddey said that an Graham manager Mr. fe Unwelcome as pig face. known to beachgoers with an edible fruit, species is the succulent plant, gr that ensures nothing despite a slashing rule expected in about a year’s time. Results are prompted more detailed study. effluent have methods of treating dairy the increasing requirement for more stringent but ago, some years installed on a local farm A pilot scheme was waste. products from dairy melter slag filter beds for the removal of by- of establish to the practicality research institute, with a Government funded been working 10mm. of 20mm to screened to a size range aggregate, 20,000 tonnes of Slag Reduction’s “Eco Flow” tl,gamr eghadlglraos ©2001 length and legal reasons. grammar, style, to publish or edit for publisher reserves the right to decline, though the All contributions are welcomed, Association. necessarily reflect the opinion of Australasian Slag Views expressed in Connections newsletter do not Circulation: Publication Quarterly and Craig Heidrich. Metserv BHP (NZ), SRC, CSIRO, Jones, David E. Independent Cement and Lime, ASMS, Contributors: * r ow x _____ Qty lihbtnsicuefxs Airfield operations al inhabitants include foxes. One of the most common native narltdpoet Slag Reduction have In a related project, s taller than 30 centimeters. 2,000 ■ ■ ■ ■

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EXPRESS FAX: 4228 1777 – video has 2001 www.asa–inc.org.au QUARTERLY Ecocem furnace slag from BHP Port Kembla. slag from BHP Port furnace blast specialise in processing and marketing will Ecocem Pty Ltd, the new company, (ASMS), greenhouse gas emissions. 250,000 tonnes of high quality cement and reduce which will produce recycling plant in Wollongong, opened the new $18 million blast slag furnace THE PREMIER Premier of NSW recognises the Bob Carr, Kembla recently plant at Port byEcocem grinding The opening of the Steel Mill Services Australian capture the value and advantages of slag products. to application and product development efforts value. that reflect their intrinsic achieve results where their properties markets slag products today to are targeted along the way, by technical and scientificUnderpinned research the solidification processes. molten slag by varying r exists to produce a the opportunity rock phase, at the molten Being able to start inherent value. applications for slag products that capture their and ingenuity has gone into the development of of effort More than 40 years context. Australasian been recognised in the This has clearly ores has posed a challenge and an opportunity. of a metal from its a product of the separation SINCE SLAG ange of end products from a single source L-R: David Campbell, Colin Markham, Lance Hockridge, Bob Carr and Peter Taylor. ASMS was established ago to focus 12 years Owned by Steel Mill Services Australian nti su,we highlight the ongoing research, In this issue, oa ie,the production of SLAG as Roman times, of NSW, Mr Bob Carr recently Mr Bob Carr of NSW, – V a boon for the environment OL 2. capturing the essence of innovation. capturing THE AUSTRALASIAN SLAG ASSOCIATIONNEWSLETTER THE AUSTRALASIAN ISSUE 3 SEPTEMBER 2001 ASSOCIATION approximately Kembla 250,000 tonnes of Port improved and durability. performance provides significantly in cement manufacture, slag when used Granulated gravel and sand. basalt, stone such as looks likeSlag generally natural had been dumped or used as landfill.many years b Slag is the Kembla. and steel slag from BHP Port 1.8 million tonnes per yearon marketing of iron road stabilisation industry, offering a viable offering road stabilisation industry, had a significant impact on the binder materials use of these new lime blends.The and hydrated consolidates its role as a major supplier of slag to the south west of the Sydney CBD,kilometers and Lime blending facility at Maldon some 100 the use of slag products. underpinning to the body of knowledge contribute papers Their applications”. in construction slag materials research into “excellence and innovative use of student Associations awards to encourage and Trung Minh Luu proved in the winners durability. superior offering cement, better strength when used with ordinary giving up to 15 per cent cement, performing expects that the Ecocem will produce superior Dr Ihor Hinczak from ASMS industry. construction community and the products for the environment, potential to capture the benefits from slag y-product from iron and steel production for Currently, Blue Circle Southern Cement grind Blue Circle Southern Currently, Establishment of the Independent Cement students Matthew University Thomas Biasutti creativity was incorporated into the construction creativity was incorporated period. the construction during incidents occurred no environmental or safety Significantly, phase. approximately 110 people over the construction process employed The construction technology. using state of the art plant was constructed August 1999 and was completed in July 2001.The next level of performance”. – ”Taking from the material performance it to the a mill to broaden market Ecocem grinding environment. provides in the marine exceptional performance was done because slag used in the concrete.This cement segments to replace 65% of the ordinary used in the Sydney Harbour Tunnel Tube Cement was cement by Blue Circle Southern market. Victorian Kembla for150,000 tonnes of Port granulate the Independent Cement Ltd (ICL) process market. supplies about half of the Sydney and NSW and slag forgranulated the concrete industry innovation. … slag products. and the environment from the innovative use of the value availableissue underline to the end user effluent. farm extend this application to the treatment of dairy confidence to establish a second pond and look to Results over have the past 7 years provided the township.water treatment plant for a nearby rural in the waste nitrogen and phosphorus solids, use of melter slag as a filter medium to remove n is well deserved. Engineering Sustainable Materials to Dr Materials Vute of CSIRO Sirivivatnanon Malhotra Cementing Award for Supplementary Mohan Concrete Institute (CANMET/ACI), & Energy Minerals Technology and The American binder systems. to traditional alternative vailability and to focus even on extracting better umber of years been trialing and monitoring the and monitoring been trialing umber of years The diversity of applications highlighted in this The diversity over a Slag Reduction New Zealand has, A A lot of environmental innovation and in on the Ecocem plant started Construction of The shareholders ASMS established the Po warding of the prestigious Canada Centre for rt