铝铸轧带坯生产花纹板质量缺陷的成因探析

1,2(():11,21,401326):,;,;:;;;;:TG14612+:B:1005-4898(2008)01-0044-04:(1983-),,,2006,:2007-12-07,,,,1100210mm,,1111:(470mm)710mm:710mm112()()111100()CuMnZnFe+SiAl1100F0105-012001050110019501050115991001100F0105-012101060110019501050117991002211:710mm()()():X=W+Y/K(1):X(),mm;Y,mm;K01875;W,018210mm,(1)()311mm212:650/14002800mm;:40t;:59,:442008118085%,10%,5%,1,,,pH710213,11004(),221100()()()()32,:;,311,,;470mm710mm,9815%,,1(a);710mm311mm,5517%,,,2(a);,,,,,1(b),,,,,,,,,,5517%,,2(b),,,(),,,(a)(b)1710mm50X(a)(b)2311mm50X54,:312,,,,,,,,:300/s,23/s[1]1,Mn0106%,,Mn,Mn,,,[2];,,,,,;,,,,,,,,313,,,,,,,:,,;,,,,,;,,,,,,,,314,,,:,,,100[3],,22%,,,,,22%,,,,,,,,,:48,,,,,4(1),,,,1015um(2)64200811804080,2h;,,,(3),112115m/s,,,(4),,,,,22%48,:,[1]1[J]1,2003,31(7)[2]1[J]1,2006,30(10)[3]1E11[J]1,2006(6)140431CauseAnalysisofQualityDefectofTreadPlateProducedbyAluminumCastandRolledStripStockKUANGJu,DENGCheng-lin(SouthwestAluminum(Group)Co.,Ltd.,Chongqing401326,China)Abstract:Inviewofthequalityproblemsoftreadplateproducedbyaluminumcastandrolledstripstockandcombiningwithrollingtestresults,castandrolledstockquality,intermediateannealingsystem,coldrollingparametersandcoolantlubricantwhichcouldaffecttheembossingqualitywereanalyzed1Theproblemscanbesolvedbyadjustingprocessparame2tersandimprovingproductionconditions1Keywords:castandrolledstock;treadplate;intermediateannealing;coolant(),4:1,6CrW2Si,,LD,,,2,:1m:1m:011012m,24h3,4,HV7580,:++(-)/2=011012mm()7420081180/