... , YW series of intensifiers are perfect new-style intensifiers for resin products like PA, PP, PE, PET, PVC, ABS, etc ... of the resin. Construction: Wollastonite has found application as a substitute for asbestos in fire-resistant building products used in ... in interior and exterior construction boards, roof tiles, shaped insulation products, sheets, panels and sidings. Ceramics: Wollastonite can be ...