1.conical twin screw and barrel Material:38CrMoAIA 2.conical twin screw and barrel Nitriding treatment,Surface hardness:HV>900.

Conical twin screw and barrel details:

1.Base material of barrel and screw:38CrMoAIA,Special alloy is welded on the flight of screw,prolong life of screw.

2.Easy wearing parts of barrel made from anti-wear ally can be improved abrasion performance.

3.Nitriding treatment,Surface hardness:HV>900.

4.Nitriding depth:0.5~0.8mm.

Machine and product pictures:

XINXING Brand SJZ Conical Twin Screw Barrel