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Surface texture of mould

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theangler

theangler

Materials
Joined
Nov 2, 2006
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What methods are used to create good surface texture finishes on QC-7 and P-20 moulds? I understand that QC-7 can be vapour blasted to achieve a good finish, is/can the same technique be used for P-20 steel? Also, is there a way to grade/measure the finish?
 
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