... used in polymer materials of rubber, chemical industry, construction material, plastic (polypropylene, polyethylene, PVC and EPDM, etc.), electron ... plastic plate, flame retardance tarpaulin, PVE wire and cable material, cable sheath for mining, etc., which has the ... Method: Finely selected nature ores, then smash and process Packaging: 25G/piece, plastic woven bag lined with polyethylene plastic ...