Ningbo Zhenghai Jinyi Mechanical and Electrical Co.,Ltd.

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1. accessory for screw barrel

Screw assembly partsDistributor, Collar, Screw Cap&Washer.Barrel assembly partsEnd cap, Flange, Adaptor, Cooling Ring, External&Internal Spring Controlled Nozzle for Nylon

2. Twin Conical Screw Barrel

Processing Range: Diameter 35/75- 92/188mm
Nitrided Layer depth: 0.4mm-0.7mm
Hardness of Nitrided Layer: Above HV960-1040
Streightness of Screw: 0.015mm/1000mm
Cr-Plating thickness: 0.02mm-0.20mm

Used for producing pipes, profiles ...

3. screw barrel for rubber machine

Depth of Nitration Layer: 0.5-0.8mm
Hardness of Nitration: 950-1020Hv
Fragility of Nitration: Less than grade 1
Surface Roughness: Ra 0.4 um
Streightness of Screw: 0.015mm
Surface Hardness of Nitrated Cr coating Layer: >=950Hv
The ...

4. injection molding screw barrel

5. Screw for Extruder

We are a professional manufacture of screw and barrel.
If you are looking for a competitive advantage, advanced technology, and cost effective pricing, We can provide the resources and expertise your business needs to meet the demands of today ...