... silicate board is a composite material made of sand, cement and cellulose fibers. Calcium silicate board ... calcium silicate board product description Raw Materials: Cement, Quartz Sand, Fiber Basic Color: Gray, invory , off-white ... Wooden pallets Loading quantity: Specs Q'ty 1x20ft Weight(Kgs) Volume(m3) 1220mmx2440mmx6mm 820pcs 21000 20 ... silicate board, 100% asbestos free , light weight