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International Standard Category: Abrasives

JB/T 7996-1999    Common abrasive Single alundum
普通磨料 单晶刚玉 ;
Category No.:25.100.70 Valid Status:superseded
Issued Organization: Issued Date:1999-05-20
Implemented Date:2000-1-1 Abolished Date:
Superseded Standard.:JB/T 7996-2012 Conventional abrasive - Monocrystalline fuesd alumina
Superseded Date:2012-11-1
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