... /mould and some other assistant machines.It can produce hard quality pipes. GY-GJ-PVC/ABS/PP/PE/PC ... /475 Hard Tube Making and Abnormal Profile Unit Use:This equipment ... , screw/mould and some other assistant machines.It can produce hard quality pipes, such as PVC , ABS , PP , PE , ... of mold, it can make all kinds of plastic hard tube and profiled products.2. The screw adopted high ...