1,made of high quality alloy steel 2,used for produce various plastic 3,UV 1,feature &use •a combination of extruder calender rewinder & electric control console ect. ; •made of highquality alloy steel(38CrMoALA) with optimum hardness ,strong corrosion resistance and long operating life after nitrogen treatment.; •bring a perfect effect; •used for producing various plastic sheets of PP,KPS,HIPS ...