Slag Products Contributing to the Sustainability of the World Blast Furnace Slag Cement Potential to Save 64.5 MT of CO2 Emissions Annually
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ASANews Aug 05 4pp 19/8/05 1:07 PM Page 1 newsbriefs Vol 3 | Issue 5 | Aug 2005 05 QUARTERLY ASMS: Robert Cignarella Commenced work Richard has dust and wet sludge from the Sinter Plant, with ASMS on July 13 2005, in the role of contributed rendering them non hazardous for disposal. ASSOCIATION Product Manager for Concrete Aggregates, and enormously to the will also further develop new markets for the development of slag Ecocem product. products into the He has many years’ experience in ready market, particularly in c nnections mixed concrete with both Boral and Metromix, civil and roadbase and more recently has applications. australasian slag (iron & steel) association newsletter www.asa-inc.org.au been working in a He left ASMS to pursue some new challenges < from page 1: Blast Furnace sales function at in the Western Sydney area. The Australasian emissions would be avoided. Also the mining of Cement Australia. He (iron and steel) Slag Association members wish raw materials like limestone, clay or sand would Slag products contributing to is familiar with not only Richard all the best in his future endeavours and be decreased by more than 100 Mt annually. all the ASMS products, thank him for his contribution to the work of the In using GGBS there is the initial reduction of but also their customer Association. energy costs, added to this is the technical the sustainability of the world base. advantages of slag cements. The use of GGBS Robert is married to Marie, and has two Seminar Papers Available – Papers from the is a well-established method to realise a real For much of the 20th Century the mineral and Today’s needs should not comprise the ability References: 1. Bruntland, G. (ed.), (1987), “Our children, Michael and Olivia. They live in the successful ASA Seminar held in march this year significant decrease of CO2 emissions and food resources of earth were seen to be limitless. of future generations to meet their needs, common future: The World Commission on north-western Sydney region. Robert is a keen are available, along with presentations on CD energy consumption. One of the early warning lights came during the •A direct link exists between the economy and Environment and Development”, Oxford, Oxford follower of his son’s soccer team and his and on download from our website. You can late 1960’s from The Club of Rome, a think tank environment University Press. Reference: CO2 Emissions and Energy Consumption daughter’s netball team, and is partial to the secure your copy by contacting the Association of scientists, business people and senior • The needs of the poor in all nations must be of Granulated Blastfurnace Slag odd game of golf. or visiting our website at www.asa-inc.org.au bureaucrats from around the world. Concerns met In order for our environment to be Iron & steel rock (slag) and granulate Dr Andreas Ehrenberg. — Forschungsgemeinschaft about the shrinking polar ice caps and solar protected, the economic conditions of the products have been making a significant but Eisenhuttenschlacken e. V., Duisburg, Germany — often underestimated contribution to ASMS: Richard Haines – On July 8 2005, AMR: New Business – Australian Metal Recovery warming have brought more clearly into focus for world’s poor must be improved, Third EUROSLAG Conference — Keyworth (near sustainability in Australia for more than 50 Richard Haines left ASMS after 14 years at (AMR) has recently constructed and commissioned Nottingham) UK 2002 — EUROSLAG Publication No. Governments our planet’s finiteness and the •In all our actions, we must consider the years. Its use as cement, in aggregates and ASMS. During this time Richard was part of the a new stabilisation plant at the BlueScope Steel 2 — Abstracts of other papers from this conference are need to improve and or reduce our impact upon future generations. pavements, have all contributed to Sales & Marketing team. port Kembla Steelworks. The plant stabilises dry also on line at www.euroslag.com. C environmental footprint. This work has given rise to the International conserving our mined resources and in the In 1987 the Bruntland Commission reviewed Montreal Agreement, Kyoto protocol and case of cement replacement, brought significant reductions in greenhouse gas Slag – “The ultimate renewable mineral resource” the rate of use of the world’s resources and Agenda 21 all based on the principle of production. Many of the nations major The video has proved to be very useful to many members. New additional footage has been incorporated demonstrating the environmental performance in harvesting sustainable development. infrastructure projects have been beneficial properties of slag in various large-scale projects completed in recent years. The video (15mins duration) outlines slag’s producing and using them, placing the issue of Read on for current examples of Iron and constructed using these materials, often historical beginnings through to the various types of slag produced in a modern production process today. sustainability firmly on the agenda. The steel making rock and granulate products Copies are available to members at a cost of $15.00 each, non-members $20.00 plus postage and handling. Just complete and chosen because of their beneficial impact on fax back the subscription/order form indicating your requirements. Brundtland Commission’s Key Concepts for making a contribution to infrastructure and durability or placement. Sustainability 1: sustainability. CD Technical Resources ASA produces a number of high quality technical guides (i.e. the new – “A Guide to the use of Iron and Steel Slag in Roads” and the “Guide to the Use of Steel Furnace Slag in Asphalt and Thin Bituminous Surfacings”) bulletins, newsletters and general industry information on current issues. The Education and Promotion Committee has developed a Technical Compendium on CD; an Blast furnace slag cement potential to invaluable readily accessible reference tool for engineers, specifiers, consultants, government authorities, and slag users. A limited number of hard copies are also available. Copies are available to members at a cost of $15.00 each, non members $20.00 — plus 2 postage and handling. Updated CD’s will be available for registered users as new material is added. Stay up to date! Complete and save 64.5 MT of CO emissions annually fax back the subscription/order form today. Extracted from the Abstract of a paper by Dr Andreas Ehrenberg as referenced below. During the last years the discussions on the Furnace Slag Cement (GGBS) causes only energy use for a typical ready-mixed concrete environmental impact of energy intensive 0.300 t CO2. These data include the calcination by about 40%. So it is evident that both Subscription Form: Connections industries, such as the production of iron and process, emissions from fossil fuel burning, and common ways to use GGBS in the production I received connections via a third party, please: steel, chemicals and cement, and the the use of electricity. Only the decarbonisation of slag containing cements and the use of discussions on a potential man-made climate of the raw materials during the clinker separately ground GGBS lead to a significant ■ Add me to your mailing list ■ Send me only electronic copies via email ■ Send me hard copies only change have increased. production causes about 0.5 t CO2 for each diminution of the primary energy content of I WISH TO PURCHASE: ■ ASA Video @ $15.00* x _____ Qty ■ ASA CD @ $15.00* x _____ Qty The annual production of about 1690 Mt tonne of clinker. building products. cement in 2001 caused about 9% of all CO2 Cement is the most energy-intensive part of World-wide it can be assumed that 68 Mt Name emissions world-wide. The specific CO2 concrete. Therefore the substitution of Portland Blast Furnace Slag are not granulated. If this Position emissions depend on the type of cement. In cement by slag cement or GGBS reduces the tonnage was to be granulated and used as a Germany the production of 1 t Portland cement or concrete constituent, every year Organisation “CEMENT IS THE MOST cement causes about 1.011 t CO2, the about 11 Mt coal equivalent (321 PJ) primary Mailing Address City P/Code production of 1 t Blast Furnace Slag Cement ENERGY-INTENSIVE energy would be saved and 64.5 Mt CO2 containing 75 wt.-% Ground Granulated Blast PART OF CONCRETE.” continued page 6 > Telephone Facsimile Email address 1 Editorial: Slag Products 4 Insider: Kiama By-Pass Connections Editorial Team Connections is published by ASA ✓ Contributing to Sustainability 4 Insider: Concrete 05 Business Category (please tick ) The Australasian Slag (iron & steel) Association Wollongong NSW 2500 1 Blast Furnace Slag Cement ■ Producer ■ Materials handler ■ Industry supplier ■ Government agency 4 Insider: ASA Members Ph: 02 4225 8466 • Fax: 02 4228 1777 2 Women, Building a Better Industry 5 Bluescope cuts fresh water usage Email: [email protected] Web: www.asa-inc.org.au ■ ■ ■ ■ Publisher ASA inc. Executive Director Craig Heidrich Editor David E. Jones ■ Processor ■ Refining/value adding ■ Specifier/Engineer ■ Other 4228 1777 EXPRESS FAX: 2 Sustainability for Iron and Steel 5 ASA Education Programs Art Director Martin Costanzo Design & Print Creativjuice Advertising creativjuiceadvertising.com *Plus postage and handling • Inclusive of GST. Contributors: ASMS – Rick Jarrett, Craig Heidrich, David E Jones, AMR – www. Slag Products 6 NEWSBRIEFS Ross Johnson 3 Insider: Keeping the Planes Flying agency:// Views expressed in Connections newsletter do not necessarily reflect