... 4.turnkey service, low price PVC celuka foam sheet extrusion machinethere are two kinds of PVC foam board, one is produce by three ... , not as refined as "celuca" board. anotherPVC foam boar, we call it" skinning foam board" or " celuca" board, it produced by ... a high quality in surface, density, strength compare with " free foam board" because the produce technology is different, machine's configure ...