This product is mainly used in the contact materials of electrotechnical instruments. UsageMainly used in the contact materials of electrotechnical instrumentsand decision alloys.PropertySilvery grey powder with the form of branches, Easy to be dissolved innitric acidParticle Size-200mesh(Ag powder ), &le0.5micron (Super fine Ag powder)Bulk Density:1.0 ~ 1.4 g/cc (Ag powder ), <0.7 ~ 1.1g/ cc ( ...