... 2.Expanded vermiculite 3.Color:gold and silver 4.Bulk density:90-250kgs/m3 5.MOQ:5MT 1.Expanded Vermiculite ... , low hardness, burning-avoidness, lighter.non-asbestos ,Low density etc2.Expanded vermiculite size Expanded gold vermiculite size Expandedgold vermiculite0 ... :Insulation in Steelworks and FoundriesGood thermal insulation, low density and its natural refractory properties combine with ease of ...