Screw Barrel Products for Extrusion and Injection Molding
Nanhaiya manufactures custom screw barrels for plastic extrusion, injection molding and related plastic processing applications. Our main products include conical twin screw barrels, single screw / extruder screw barrels, parallel twin screw barrels, injection molding screw barrels and extruder spare parts. Bimetallic screw barrel surface treatment is available through our alloy spray welding service.
Screw Barrel Product Categories
Customers can select products by machine type, processed material, application, wear condition, surface treatment requirement or replacement need. Categories below include conical twin screw barrels, single screw / extruder screw barrels, parallel twin screw barrels, injection molding screw barrels, bimetallic screw barrels, spare parts, custom screw barrels and replacement screw barrels — each can be designed for specific processing setups.
For a faster quotation, provide your machine brand and model, screw or barrel dimensions, processed material, application, current production problem, drawings, photos, worn samples or measured dimensions. Final specifications should be confirmed before production depending on material, equipment model and working conditions.
Main Screw & Barrel Products
Core screw and barrel products for extrusion, injection molding and plastic processing equipment.
Conical Twin Screw Barrel
Custom conical twin screw barrels for PVC pipe, PVC profile, WPC and related plastic extrusion applications, produced according to machine model, drawings, samples or measured dimensions.
Single Screw
Custom single screw barrels for plastic extruders, including pipe extrusion, film extrusion, sheet extrusion, pelletizing and recycling applications, produced according to machine model, drawings, samples or measured dimensions.
Parallel Twin Screw
Custom parallel twin screw barrels for compounding, pelletizing, recycling extrusion and filled material processing, produced according to machine model, drawings, samples or measured dimensions.
Injection Molding Screw
Custom injection molding screw barrels and plasticizing components for injection molding machines, produced according to machine model, drawings, samples or measured dimensions.
Planetary Screw
Custom planetary screw barrels and planetary roller screw barrel components for plasticizing, mixing and dispersion applications, reviewed according to machine model, drawings, samples or measured dimensions.
Modular Screw Components
Modular screw elements and segmented components for compounding, mixing and modified granulation.
Extruder Spare Parts
Replacement spare parts and functional components produced according to machine model, drawings, samples or measured dimensions.
Extruder Machine
Plastic extrusion equipment and related production line solutions.
International Customer Support
Quality Inspection Support
Precision Machining
Product Categories
Custom Screw Design
Custom screw barrel solutions designed for specialized materials, processing conditions and replacement needs.
Download Center
Download screw barrel product catalogs, technical datasheets and specification guides.
Get in Touch
Send your machine details, dimensions, material and application to request a custom quotation.
Request a Screw Barrel Quotation
Provide your machine model, screw or barrel dimensions, processed material and application details. Our engineering team reviews your requirements and provides technical support and pricing.