... Magnesium hydroxide is widely used in PE, PP, PVC, ABS, PS, HIPS, PA, PBT, unsaturated polyester, epoxy resins, rubber, paint, flame retardant ... plastic, rubber and other polymer materials and the excellent flame retardant filler, in environmental protection as a flue gas desulfurization ... materials as well as the manufacture of other magnesium products. Origin Magnesium Hydroxide 98.5% high purity