Jinze Plastic Machinery Ltd., Co Manufactures Twin- Screw and Barrel for Conical Twin-Screw Extruders Mainly Ranging From Diameter 35mm to 92mm(Narrow End). However, We Can Customize The Products

According to Your Unique Requirements.

We Manufacture The Products based on Standard Technical Processes Which Can Help to Improve The Productivity of The Extruder. Our Products Have Been Widely Used by Twin-Screw Extruders Manufacturers in China and Expanding to Global Market as Well. We Always Provide Cost-Saving Products with High Quality.

Main Technical Parameter

Basic Materials: 38crmoala (JIS Sacm645); 42crmo(AISI 4140)

Main Technological Procedures:

Heat Treatment: High Frequency Induction Heating Quenching and Tempering

Nitriding Treatment: Nitriding Depth: 0.6-0.8mm

Nitriding Hardness: 900-1000hv

Nitrided Brittleness: Less Than Grade 1

Surface Roughness: Ra0.4

Linearity of Screw: 0.015mm

Hard-Chrome Plating Hardness After Nitriding: Higher Than 950hv

Chrome-Plating Layer Depth: 0.025-0.085mm

Bimetallic Layer Depth: 3mm

Delivery Date: 30~35 Days