标准摘要
This specification covers basic characteristics required for porous polyimide materials intended for use as instrument and thin section ball bearing retainers (cages), and methods of determining these characteristics.Cross Reference: ASQC Z1.4,ASTM D 2873,ASTMD2240,ASTMD3951,MIL-P-116,MIL-STD-129,MIL-STD-2073-1
英文名称Polyimide Retainer Material, Porous Non-Metallic