1 Best quality material 38CrMoALA 2 Our products have the character of better precise , abrasion resistance, corrosion resistan

1 over ten years’ manufacturing experiences for barrel and screw of rubber machinery.

2 The raw material is 38CrMoAIA from famous Baosteel company.

3 The products are made by hardening,tempering,forming,correct grinding,surface nitriding,bimetal spraying and polishing

barrel for rubber extruder