... and some other assistant machines.It can produce hard quality pipes. GY-GJ-PVC/ABS/PP/PE ... , screw/mould and some other assistant machines.It can produce hard quality pipes, such as PVC , ABS , PP , ... of mold, it can make all kinds of plastic hard tube and profiled products.2. The screw adopted ... high ability of plastic molding design. So it is high yield, well plastic molded, smooth surface and ...