... CNPC brand 2 good servers 3 port nearby advandage PURE LEAD POWDER TECHNICAL DATA PROPERTIESGrey powder with drop form, easy ... , diamond grinding wheels, bronze filters, and also used as the additives of rubbers and plastics, and in the production of chemicals. STANDARD ... 100mesh, 200mesh, 300mesh, 400 mesh,500 mesh and so on. PACKING AND STORAGEIron barrel or plastic bag package.Carefully keep away ...