Screw & Barrel, screw and barrel, screw barrel, twin screw barrel,shenglong screw barrel, screw barrel for machine, screws barrels, screw&barrel

Terms of Payment: L/C,D/P,T/T

Packaging: wooden case

Detailed Product Description

1. Material: 38CrMoAI A

Nitriding treatment, Surface hardness: 900-1000HV

Nitriding depth: 0.5-0.8mm

2. Material: Special stainless steel, Quenching treatment, hardness: HRC55-58, Suitable for the screw which used for

transparent plastic products and high corrosion plastic processing, prolong life of screw.

3. Material: Tungsten alloy. Surface spraying, improve abrasion performance of screw.