Durostone , durostone sheet , composite stone . durostone insulation sheet ,durostone insulation plastic, Durostone , durostone sheet , composite stone . durostone insulation sheet ,insulation sheet ,durostone insulation plastic,durostone for solder pallets ... Thickness available: 3~ 18(mm) Size: 1220(mm) × 1020(mm) composite stone(fiberglass reinforced plastic)