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• ~ C r'i • - uFacTuR•.-s .oi= -~ i , • i' ' ' ' . i • ( . I • .. . . cilit .• . ras.ives ,' ',• I ' ' ' ' '• • , Sprlng'fl,le. (Erle' Cch,nty) • N.ew Y,i,rli Pht,ne: •~prlngvlll• .148' o_r'Spl'ln•••Oe J I .. t I t 1 I ' ' • se lec ti ng the ,ro1Jer abr asi ve
There are four fal'lor,- lo l'On,-ider in sele<'ting Sho t or grit "ize se lected , hou lcl take into con sicl the right ahra,i,·e for your particular cleaning crat io n the de~ired impa<"l an d <·o,·cragc factors. or peening p.-ohle111: :\'ormally in a µiven time cyde, lar ge shot o r gr it will l,!h·e good impact h ut poor coverage ( n umber Ty111•of 1•<111ip111e11tused. of imp inge, per ~
:\'ormally a su rface which is to he pai n ted, bonded Note: The se ri11:uresa re based upon expe rience un der -1 with steel or rubber, or porcelain en amele d average 1·omlitions or carry-o ut and abras ive loss due ,ho1ild he dea ned wit h iron or steel irrit to give to du~t arr estors, etc. Exress ive dust or sand allowed the ,harp d1i;,,eJ type fini,- h . 10 remain in the abrasive, p;1rtku lar ly in the case of •tee l and cut wire shot, will natura lly reduce life. Surfat·e, t hat require a peene d or relat ivel y ;,,mooth hammered- l ike fini,-h ,-hou l i I j \ TOLEDO STEEL SHOT DIV ISION Toledo, Ohio Phone: FRanklin 1447 I I --1 I NORTHFIELD PLANT Northfield, O hio Phone: IMperial 7-7651 HOWELL WORKS Hawaii, Michigan Phone: Howell 975 1- 3 . ~ at tl11· thl' arr tlw he hi;:11 Ha ;.:rit. ~tct•l. medi- paint in ~ani re,11lt of or l'O•t. prenin;.: ,li:,:htl) lo,, rit. on DRAW'\ µ from 1·ut kup mallcahlt•. a · ~•·ale; hot hi;:l11'r prinripall) and for , ., 1110,t or \ liat initial without 1'm1111cl, win• ift' a iron. tlw l with for iron ~hot , ahra,ive ,hot l'lcanin;.: a-. for:,:in;: n·•ultin;.: ;.:ra~ µrit 1·ontrollcd, lift'. hi;.:her ,,ire ,prin;.: _ impa<"l 11•1·d anti 1lq11•nclt>11t rit. anti JHlrb. iron hilled g in;.: I or lo 1111n·1-lain alira,hc lw 1·11t part-. i111pal'I dia11wt1•r. or -.t1•1•l •011t of grit of ran;:1•. ml'lal due dean ,hot 1·a11 ,li;.:htl) alira,ht• 1wu1Hlt'd-in l'arefulh rhilled •IN'I .. ,hot ,\ir<' al,ra,iq• rt>;:ular 1loi11;.: for 1·arr) tlnmn tl1t• of \.due 111:,: •1•d . an' (,rit iron otllt'r i111·n•a,ed ,11111111,rrlilc: th<' all\ iron ' than the partid1·-. hardn1• lo--. adhcrt'lltT of re;.:ular hard ,izt'• tlH ,11111 when :1111I n off,1•t .i rt'IIIO\ innt'a ,torw 111aehint'• thl' for all tren;.:th n,,t 10(1.1 lon;:er d1illed 1•q11ip1111·n1 , ,mailer I that Ha, than "hot of than pt• ,uth ,h or, E II. jol,, I t) enhant·t>, ahra-.iH' for;.:in;.:, the for;:ing, fini Si\. l,la,t !!ranitt•. high tintt•• Iron :,trit initial ,hem ge mort' -waif' /!'-· 9 C: d re;.:ular ,iz<' ancl d air tccl ' Pa wht>cl , to -.t... tin a,t•ragt'I .111 ifi1·ation,. in from ► ·lc Ca,t 7 fr,ll'lnrin;r d1·anin/! urfat't' matt>rial,. 1·1 II on t ... •1wrt,, anti lmH'•t ra, ' · tou"h 1 B and hot r1 ·ed · ,p1•1 , poli,hin!! partic imprCl\( lift>. tlw lit>~l ion~ Rork,\t•ll abou hc1'l l'H earr)•Olll of ~l'r, \\ inht>r<·nt iron 11c and rt'rl111·1'· c·oatin;.: is Horkwt S\E \n eat lironzt' tliffil'ult l If Produ1 µ 1·t•ntrif11;.:al the la,t Ila, \(, to to 1•a,ting,-, for;.:in)!,: in;: i11 (:;7 fu1i a111l 111aintr11a111 36 p1·1·ifi rall) realh ;:ht>, ,, whi1·h pro,·1·--t>•. S .. •U\\ 1hill1•d ,imilar tM' an,! TH B chilled iron 11ualiti1•, r11tio11: nifor111ity E • " a, •r1111011.,: lira t1·ntrif11,:al \ For for ;:1•ne Jlf.::-,TBI· from l for /1 Grit anti diametn S · in1Tea,1· in 111alleahl1• ill of hnrdne nt ... ;.:11111',, 111ad1ine f(lll'lll'hin;.:. ,, \\ to nwldin;: ca,tin;.:, cm1,i,/, St•r "·"'·': nm.,id1•ratio11.,: nd uw,: r/l(lrill'ft•n.,111-.,: cl111r1u·11•ristil's: r1111,u tou 11w,: l a ahra,i,e irr ,ii;1'. controllt>tl. anti a•t•d rulil1t'r ri11i.1/, ,,ffi1·it \\ cfft•c·ti,1• ... ,ht>ll parb •tt'f'l th<' al11111i1111n1. tl\era;.:e l1•n;.:th thl' t'ff1•1·ti\f iron •1·n• appli1·ati1111, Ff in • d1 n~ 111 JI· l1111mrla111 l1111111rt•111I \ .ill11\ tn•ati11;.: ,tt•f'l. ",11r/111·1• Jli,dd) 11111 ho111l1·d l1111wrl1111/ lli;drl~ upon hanlm• 1111·tal l1111mr/1111I ,a1111• -.. l1111mrt11111 ;:ray c·art•full) l1111wrlr111I l1rn1•r lmf'11rt11111 i11;.: add1tional fi1·i11:.: l1111){/r/11111 ,,11 CIIT _ · Blastrite CHILLED IRON shot and grit Blastrite Blas trite \ Line Blastrite CAST STEEL shot Characteristics: A hi gh carbon, cast steel produ ct hardened and drawn to Ro ckwell C 40 Lo 48. Th e abra sive life is approx imat ely 3 Lo 5 time s grea ter than regular chill ed iron shot. Important considerations: Th ere will be an appreciable reduction in abrasive consumption and mac hine maint enance. Important use s: Hi ghl y reco mmended for impact cleani ng where carry-out and unn ecess ar y abrasive loss are controlled. Excellent pe enin g medium , and is used ext ensively on continu ous bla st cleaning of stee l in coil s. Super ior fini sh for part s to be plat ed or painted. Blastrite CAST STEEL grit Characteristics: Hi gh carbon angular steel pell ets made in three hardn ess ranges, standard, medium and hi gh. Designed for particularly diffi cult cleaning job s where a grit type surface is desired and where maximum abrasive qualities and maximum abrasive life are required. Important uses : Excellent for use in preparing surfac es for plating , enam elin g and painting. Vote: The tend enc y of i,,teel sh ot or grit to imh ed itself in th e material hein µ: clea ned or peened is suh stantially less than any other type meta l ab ras ives. Both stee l shot and grit ca n be produced in specia l hardne sses on order. I Blastrite MALLEABLE iron shot and grit Important characteristics: A hea t treat ed cast iron shot or gr it with an average hardn ess of I •I0 Ro ckw ell C. Special hardnesses, hi gher or lower , ca n be obta in ed on ord er. It s mall ea ble nature enabl es it to withstand terrifi c impact without shatterin g, givin g it at leas t twi ce the abrasive life of regu lar chilled iron shot or gr it. Important consid erations: A 30 to 50% reduction in maint enan ce cost is effected. Abrasive consu mption is redu ced to ½ of chilled iron shot or grit. Important uses: Very eco nomical and efficient for use in ce ntrifu gal wheel-type ma chine s to clean gra y iron , malleabl e, steel , bra ss, bronze, aluminu m and magne sium castings; and to clea n for gin gs, stamping s, weldments and other steel part s. Sin ce the shap e of the mall eabl e grit mak es it mor e abrasive than malleable shot , it is mor e effec tive on such job s as clean in g heat tr eat ed and quenched steel parts and forgings. It is exce ptionall y eff icient in cleanin g steel cas tin gs, both green and after annealing or heal treatm ent. 2 0 D s cleaning Irnpacl elcanin;.: i, a prot·c-.~ of hrc-akin~ down material surfaec~ hy homharding tl1<'m at a high velocity and impact with l,ard. ;.:ranulatcd partidl',. \\ ith thr- introduction of <'t'ntrif11;rnl ahra~in·-prop<'llin;.: cq11ipme11L the popular term, blast rh•a11i11[:{, no longer tell;, the who le ~tory. INSTEAD, TODAY, IMPACT CLEANING MAY BE CLASSIFIED IN TWO WAYS: • nozzle blast cleaning A liquid or ga,cous medium, such a5 compressed air is used to c-arry the ahra~ive from ib ~ource to a point of use, namely a nozzle. • mechanical impact cleaning The ahra"i,e i, al'<'eleratecl h) mean" of C'entrifugal wheels or other mechanical devi<·cs . .. -...... . . .- . .. . - ... .. ·- . . 5 -... . H H T T E E l l a a as as part part tiny tiny h h t t metal metal a a surface surface • • suc the the M M as as of of cracking. cracking. ' ' resistance. resistance. causing causing pimples pimples or ghter. ghter. • • some some specia acts acts than than li parts parts t t hits, hits, on on ss ss ) ) surface surface voids, voids, fatigue fatigue and and bho it it corrosion corrosion The The peened life. life. in in the the ined ined as as fini;,hed fini;,hed hardne in in order to get uniform Each Each peened. obta maller maller stre,,s stre,,s teeth. teeth. point. point. s size size fatigue fatigue to to reater reater radially radially being being gear gear g being being yield yield ty. ty. made made i velocity. velocity. as as material, material, free of or or castings. castings. are are be be greater greater h h , , o o r ) ) high high t und und ;,urface ;,urface of of uniform suc tem,ion tem,ion with with an actual gain durnhil material material magnc:,ium, magnc:,ium, equal equal when when applied to so and and thin plate metal. s, s, e e hot hot h of of oweve s parts parts derabl he t parts parts s h their their of of metal metal hot hot and and of fatigue fatigue i- con;.i t t e e than than the the metal ntration ntration h h al al relatively a a especially especially g is is t t re,,ulth, re,,ulth, beyond beyond es es allowing allowing hi tanc se se shee cold-working cold-working method of pelting rface rface fini in in non-ferrous die h round round ;,hot ;,hot u e e compression. compression. sho ry ry machine machine parts. a a of of c,,is nc ave ave ,, ,, g su g r of of i h h method, method, to use h fiber,, fiber,, proce,,s proce,,s stretc s s ofter ofter and and s hin l l sista a a porosity porosity blate blate wear wear re ould ould e e h a a uniforml) uniforml) in in thi i,trengt (Satisfacto s ce ce which which peening peening surface surface be be rfac It It of of into into ield ield peening peening urfa structura round round metallic s. s. su ) ) fatigue fatigue equalize equalize stress conce s resistance resistance of metals, fatigue fatigue life. shot shot ons ons with uld uld ortant, ortant, i or or to to up up flow flow hole cat i-ho accepted accepted practice to with with imp \ \ s s s s I I ot ot i i h mprovei, mprovei, blow blow ity ity of blast. Substitutes Substitutes for polis appli S being being peened. It It It It ' ' springs springs Increases Increases THE THE RIGHT ABRASIVES: Closes Closes Increases Increases Tends Tends l THE THE ADVANTAGES: is is thus put Improves Improves plastic plastic peen-hammer peen-hammer lncrea•es lncrea•es The The net result of this parts parts Abrabive Abrabive shot shot e e • • • • • • • • • • • • • • I I 11 ,·I,,, i 11, for easy use packaging for the Blastrile Line the 100 lh. Douhle Burlap ha l,( ... btanrlard for Chillcd iron. the 50 lb. Double Burlap ha!!: ... lstanclard for \follcahle. the :;() II,. Double Burlap hal,( ... Palatizcd, cov ered and banrlcrl. Standard for ~tccl. '\on-standard pac-kal-(inl,: quotation:. on reque st. Bal!~ c·an he Palatiz<'d ... or Palatiz cd anrl handed ... ~r Palatizecl, c·on•rerl and handed. 7 abrasive mixtures• Variou,, mixture,, of cliffrrcnt type,- of ahra,iH•:, ha,c iru:rea--etl in popular ity in recent year,-. The thinking behind thi -..practiC'c i:, ha~cd on hlenclin/! different abra~ive,, to ;!Uin the a1hantagc~ of both type:,. For example. malleahlc ,hot or grit i, mixed" ith d1illecl iro n l!rit to reduce ,-omew hat th e "everity of the chilled l!rit on machine parts and get some ahra,,ive life aclvan ta gc:, of rnallcahle ahra-..ives. '1any comhination, of ahra~ive~ ""<'h a, ,tee! ...hot and mallcahl<- -..hot. ,tcel ,-hot and malleahlc l,!l'it. arc arnilahle. The,e hlendi, can be mix ed in our plant,, heforc hagginl,! or· can he pur cha ,e d se par at e!)' and mixed hy the user. It is important lo con,,ider, in ,lctcrmining the pcrccntai,:c~ of th e-..emixtur e~, expected life of the "cparat e ahra~iw~. The ahra,i vc loa1l in th e machinl' ,,hould remain halan<·Nl or --tahilizc-cl, and ,,110uld not fluC'luatc a-.. nC'\\ material i:, added. For example. On mixin ir c-hillccl iron (expec ted life 40 lb s. per wheel h our) with malleable (<-xpected lif e 20 lh~. per wheel hour ), the mo-..t stab le mi x ture wou ld he approximately 66% chilled iron to 33% ma11eahle. \ '' . . I ' . •I ' I •I . I • . ' . .' i • • •• ... ~ ' ' \ •• , ' 9 ' ' ' . . .. • This lS the Blastrite Line ~ manufactured under lglc production control All our shot and grit must pass through many quality control Inspection steps • Raw material s are selected for the qualitie s that produce the desired metallurgical pr operties in the fini shed product. • Contro l over melting operation s is closely supervised by labor atory per sonnel. • Routine quality contro l of screeni ng, crushing, cleaning, and heat treatme nt is supe rvi sed by laboratory personnel. • All production employees are carefu lly trained to he quality consc iou s. • The Spri ngville and Howell Plants, which use cupo la furnace s, contain lahoralorie s eq uipp ed for comple te phy sical testi ng and researc h. • The To ledo Plant, which use s the electr ic-arc furnace practice , is equipped with com pl ete che m ical and metallurgical testing equip ment in addition to its physical testin g equ ipm ent. .. " ·- _ ...... - •~ - -, - . ----- . - , .c-... ,'c?"' ._ • - - , - .. - .. - ---. ~. .. -·. - _, HIGH-LIMIT SCREEN NOMINAL SCREEN LOW-LIMIT SCREEN . . _ ... Grit Max, grit Scr,1en num:,er Min. grit Screen number Max. grit to Screen number ,.. ' <- Number retained, % and aperture retained, % and aperture pass, % and aperture -.- , ., - . G 10 0 7 (0.111 ) 80 10 (0,0787 ) 10 12 (0.0661 ) , -. ,. G 12 0 8 (0,0937 ) 80 12 (0.0661 ) 10 14 (0,0555 ) ~ G 14 0 10 (0.0787 ) 80 14 (0.0555 ) 10 16 (0,0469) -· . G 16 0 1 2 (0.0661 ) 75 16 (0.0469 ) 15 18 (0.0394 ) . ... G 18 0 1 4 (0.0555 ) 75 18 (0.0394 ) 15 25 (0.0280 ) ~ . . G 25 0 16 (0,0469 ) 70 25 (0.0280 ) 20 40 (0.0165 ) • .!' ' - , . --<. G 40 0 18 (0.0394 ) 70 40 (0.0165 ) 20 50 (0.0 117) :,. G 50 0 25 (0.0280 ) 65 50 (0.0117 ) 25 80 (0.0070 ) ,- .. . . - .,_.,._:-.-· '""' ..~:,. G 80 0 40 (0.0165 ) 65 80 (0.0070 ) 25 120 (0.0049 ) - " . : ..- .~·. . G 120 0 50 (0.0117 ) 60 1 20 (0.0049 ) 30 200 (0.0029) ' , , ...-·~,, ~ ~. ::~_.,.,; G 200 0 80 (0.0070 ) 55 200 (0.0029 ) 35 325 (0.0017 ) ..... If ' . . .- ,, G 325 0 120 (0.0049 ) 20 325 (0.0017 - - -~ .. ·-·- . . - -- -- ' . . - - - ... .,,.:. -,""' :" 0 , SAE Shot - speclilcatlons . -~ ~· ,. . e - - " Shot % % % % % No. ON Max. THRU ON Max. THRU ON Min. THRU ON Max. THRU Max. 1320 4(.187 ) 0 4(.187) 6(.132 ) 90 6(.132) 7(. 111) 7 7(. 111) 3 1110 5(. 157) 0 5(.157 ) 7(. 111) 90 7(.111 ) 8(.0937 ) 7 8(.0937 ) 3 930 6(. 132) 0 6(.132 ) 8(.0937 ) 90 8(.0937 ) l 0(.0787 ) 7 10(.0787 ) 3 780 7(.111 ) 0 7(.111 ) l 0(.0787 ) 85 l 0(.0787 ) 12(.0661 ) 12 12(.0661 ) 3 660 8(.0937 ) 0 8(.0937) 12(.0661 ) 85 12(.0661 ) 14(.0555 ) 12 14(.0555 ) 3 550 10(.0787 ) 0 10(.0787) 14(.0555 ) 85 14(.0555 ) 16(.0469) 12 16(.0469 ) 3 460 l 0(.0787 ) . 0 l 0(.0787 ) 12(.0661 ) 5 12(.0661 ) 16(.0469 ) 80 16(.0469 ) 18(.0394 ) l 1 18(.0394 ) 4 390 12(.0661 ) 0 12(.0661 ) 14(.0555 ) 5 14(.0555 ) 18(.0394 ) 80 18(.0394 ) 20 (.0331 ) 1 l 20 (.0331 ) 4 330 14(.0555 ) 0 14(.0555 ) 16(.0469 ) 5 16(.0469 ) 20(.0331 ) 80 20(.0331 ) 25(.028 ) 11 25 (.028 ) 4 280 ' 16(.0469 ) 0 16(.0469 ) 18(.0394 ) 5 18(.0394 ) 25(.028 ) 80 25 (.028 ) 30(.0232 ) 5 30(.0232 ) 10 230 18(.0394 ) 0 18(.0394 ) ' 20(.0331 ) 10 20(.0331 ) 30 (.0232 ) 75 30(.0232 ) 35(.0197 ) 12 35(.0197) 3 170 20(.0331 ) 0 20(.0331 ) 25 (.028 ) 10 25(.028 ) 40(.0165 ) 75 40(.0165 ) 45(.0138 ) 12 45 (.0138 ) 3 11 0 30(.0232 ) 0 30(.0232 ) 35(.0197 ) 10 35(.0197 ) 50(.0117 ) 70 50(.01 17) 80(.007 ) 10 80(.007) 10 ~ 70 40(.0165 ) 0 40(.0165 ) 45(.0138 ) 10 45(.0138 ) 80(.007 ) 70 80(.007) 120(.0049 ) 10 120(.0049 ) 10 NOTE: 1. 4(.187 ) denotes U. S. Standard Sieve Size No. 4 with .187" aperture. 2. Percent of total sample by weight retained by ON screen and passed by THRU screen. 3. Shot should be round and solid, as it hos been found in practice that the round particles stand up better than the irregular shaped particles. . 4. The shot number is roughly the size of the shot pellets in ten-thousandths of on inch . . - . - - ~ specify BLASTRITE ..., SAE Cut ·wire ·specilications .------DESCRIPTION------IDENTIFICATION------''------CHEMICAL COMPOSITION------ Cul steel wire ,hor ,hall ~ lhe producl of carbon .reel All cul sleel wire shol shall be classified according lo lhe The chemical composilion shall Corban .45-.75 wire cul info lhe form of cylinders wilh leng 1h, opproxi• wire site from which ii is obloined. II shal l be idenlified conform in general lo 1he fol Mongonese . 60-1.20 morely equal lo lhe wire diomeler. Condilioned cul ,1eel by lhe prefix lellers CW meaning cul wire. This de,igno • lowing specification. Phosphorous .045 Mox . wire ,ho l wilh cul edge. pre-rounded may be ,pecified lion shall be followed by a suffix number equivo len l lo Sulphur . 050 Mox . w hen requi red for special opplicolions. lhe mean diomeler of lhe wire from whic h rhe ,hol Silicon . 10-.30 is produc e d. I . TENSILE PROPERTIES HARDNESS Shor shall be mode from wire conforming 10 1he following lensile slrenglhs. Tho hardness of rhe shol particles (as cul) shal l hove rhe fol lowing m inimum values as Shot SIie M ean W ire Diameter l entil• Stren gth delermined by using a vickers ind e nlor having a 5 kilogram load on a Tukon hardness CW-62 .0625 237 ,000. 272,000 psi. resl machine or equivolenl, (Converled lo Rockwel l "C") I• CW-54 .054 243,000. 279,000 psi. Shot She Minimum Hordneu ;• - CW-47 . 047 248 ,000 • 286,000 psi . CW-62 36 RC CW-41 .041 255 ,000 - 293,000 p•i. CW-54 39 RC CW-35 . 035 261 ,000 • 301,000 psi . CW-47 41 RC CW-32 . 032 265 ,000 • 305,000 psi . CW-41 42 RC 1- CW-28 . 028 271,000 • 311 ,000 psi . CW-35 44 RC CW-23 . 023 345 ,000 . 380,000 psi . CW-32 45 RC CW-19 . 019 349,000 - 384 ,000 psi . CW-28 46 RC CW-23 and finer 48 RC SIZE CLASSIFICATION INSPECTION PROCEDURE Cul sleel wire shol shall be mode from wire of rhe following diome lers. Shol sites varying Shol particles lo be checked for lenglh and hardness ore lo be mounled and ground and from lhose shown ore available and may be ob loined by orrongemen l belween lhe shol polished lo rhe cen1e rline of lhe cylinder longilUdinol cross seclion. The combined lenglh manufacturers and user. of len random porlicles shall be wi lhin 1he loleronces of rhe following loble. As on a l- lerno le melhod, lhe 10101 weighl of fifly random porlicle, sha ll be wi lhin lhe limils of Sho t Nu mbe r Wire Diame ter CW-62 . 0625 plus or minus .002 1he following fable . CW-5" .054 plu, or minus .002 Shot Si1e l eng th o f Ten Pieces Weig ht of Fifty Piece , CW-1.7 .047 plus or minus .002 CW-62 .620 plus or minus .040 1.09 10 1.33 grams - .540 plus or minus .040 .72 Jo .88 grams - cw.,1 .0 , 1 plus or minus .002 CW-54 ~,- CW-35 .035 plus or minus .001 CW-47 .470 plus or minus .040 .48 lo .58 grams CW-32 .032 plus or minus .001 CW-41 .410 plus or minus .040 .31 lo .39 gram, CW-28 . 028 plus or minus .001 CW-35 .350 plus or minus .030 .20 lo .2 4 grams 1• CW-23 .023 plus or minus .001 CW-32 .320 plus or minus .030 .14 lo . 18 grams CW-19 .0 19 p lus or minus .001 CW-28 .280 plus or minus .030 .10 lo .12 grams CW-23 .230 p lus or minu, .020 .OS lo .07 grams :I CW-19 .190 plus or minus .020 .03 lo .04 g roms SOUNDNESS Shol particles shall be free of sh ear crocks and lops PACKAGING This moleriol shall be a nd shall not contain excessive seams or burrs. packaged lo prevenl loss. ,· - - .. - . ., ilii " - .. CATALOG NO. ASG 357 LITHO. U.S.A.