Over 29 years in Screw and Barrel line , your inquiry pls find kaylee(at)tizatech .com , we will be highly appreciate to received your inquiry !
Screw barrel for Rubber Extruder Machine
High Quality Alloy Steel
1) 38CrMoAIA(JIS SACM645)
2) 42CrMo(AISI 4140)
Nitriding Treatment
Vacuum Quenching
Spray Coating Bimetallic Alloy