... gypsum, of course , non-gypsum. Sure, no foam again, seem gypsum, but more less weight, non-gypsum ... , it is our product that just different with the other similar foam decorative material. Only has the machine ... by one, you can buy machine units, or ceiling ready product, you always can ... feeding unitMaterial transport unit2Auto Vacuum Shaping Machine 2.01Central vacuum system2.02Machine cost2. ...