38CrMoAlA Single Screw Barrel for Plastic Extruder Machine
Material
High quality alloy-steel
1) 38CrMoAIA(JIS SACM645)
2) 42CrMo(JIS SCM440)
Heat-Treatment
Nitriding treatment
Electroplated hard-chrome finish
High frequency quenching
Spray bimetallic coating
Vacuum quenching
Packaging & Delivery
Packaging Details:
china extruder screw barrel
1. Be brushed anti-corrosive oil on china extruder screw barrel.
2. Packed with film.
3. Packed in the wooden.
Delivery Detail:
Shipped in 30 days after payment