fdac,mold,steel,Overview
The,FDAC,die,steel,has,a,rapid,tooling,,excellent,high,temperature,strength,and,wear,resistance.,The,hardness,at,the,factory,to,reach,HRC40-44.,So,there,is,no,need,to,heat,treatment,can,be,used,directly,in,the,production,of,-,mouth.,Can,greatly,reduce,the,time,of,the,mold.,Mainly,used,in,aluminum,,zinc,,magnesium,alloy,die-casting,molds,and,extrusion,dies.,By,muddy,used,in,the,high,,plastic,mold,,such,as,the,engine,mold.
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fdac,die,steel,factory,state
Factory,hardness,︰,HRC40-44
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fdac,mold,steel,features
Hardness,up,to,HRC39-44,,to,meet,the,needs,of,rapid,tooling.

Adding,trace,elements,,processing,performance,is,still,excellent.

Has,excellent,high,temperature,resistance,,corrosion,characteristics.

Has,excellent,wear,resistance,and,toughness.
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fdac,mold,steel,use
Aluminum,,zinc,,magnesium,alloy,die-casting,mold

(2),extrusion,die

3,,plastic,mold

Four,mold,parts
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fdac,mold,steel,,heat,treatment
Annealing:,heating,to,800-850,°,C,at,this,temperature,for,two,hours,in,the,oven,,let,it,getting,cold.

Quenching:,550-600,°,C,,heated,to,850-900,℃,,and,then,heating,to, - ,°,C.,b. - ,°,C,in,oil,hardening,(a.,than,the,required,toughness,tools,,(b),than,the,required,heat,for,when,the,hardness,tool)

Temper:,a,slow,heat,to,550-680,°,C,,to,stay,at,this,temperature,and,then,cooling,in,still,air,,tempering,the,Second.

Hardness:,HRC530,,℃,or,less