... features: durable,anti corrosion,anti static,light weight,flame retardant composite stone for molding,smt,reflow,circuit boardfeatures:durable,anti corrosion ... Antistatic(5)Light weightData:Namecomposite stone Model NO -- Base Materialglass mat + epoxy resin Density1.9-2 ItemTesting methodUnitResultFire Retardancy GradeA --94 ... range: 0.5~50mmSize,color,thickness also can be customized composite stone