Our main products are precision screw barrel (nitrided screw barrel, double-alloy screw feed tube, stainless steel screw barrel, full-hardened screw, high-speed tool steel screw Barrel): Injection molding machine screw barrel , extruder screw barrel, blow molding machine screw barrel, chemical fiber machine screw barrel, single screw barrel, parallel twin-screw barrel, conical twin-screw barrel, screw feed tube attachment ; product selection of high quality 38CrMoALA; quality SACM645; quality SKD11; quality SKD61; 9Cr18MoV such as high-quality materials, after quenching and tempering, molding. Respectively, can be nitrided surface, plating the hard bake, spray welding carbide and other processes. Products with high abrasion, anti-corrosion and long service life and so on. Access to a wide range of domestic and foreign presses, injection molding and plastic manufacturers to adopt.