ScrewElement.com | High-Precision Twin Screw Extruder Components Manufacturer

About ScrewElement

Nanjing General Extrusion Industry Co., Ltd. is a professional manufacturer of twin-screw extruder parts in China. With over a decade of experience, we have built a strong reputation for technical excellence, precision engineering, and reliable delivery.

Our company has accumulated advanced technology and skilled technical talent. We specialize in manufacturing thread components, barrels, mandrels, and complete screw & barrel assemblies using state-of-the-art processes and materials.

We serve major domestic and international twin-screw extruder enterprises, providing OEM support for renowned brands such as Coperion, Berstorff, Leistritz, Buss, JSW, Toshiba, and Kobe Steel.

Featured Products

High-performance extruder components engineered for durability and precision

Anti Corrosion Screw Shaft

Model: Coperion STS75
Material: Corrosion-resistant alloy
Application: Modified engineering plastics
Origin: China
Certification: ISO 9001

Professional Roller Screw

Model: Coperion STS75
Type: Twin Screw Extruder Parts
Diameter: 75mm
Origin: China
Certification: ISO 9001

Bimetallic Screw Shaft

Model: Coperion STS75
Type: Conical Double Screw
Application: Plasticizing
Origin: China
Certification: ISO 9001

Anti Corrosion Screw Conveyor Shaft

Model: Coperion STS75
Feature: Rust Proof, Long Working Life
Origin: China
Certification: ISO 9001

Nickel Tungsten Molybdenum Lead Screw Shaft

Nickel Tungsten Molybdenum Shaft

Model: Coperion STS75
Hardness: HV ≥ 950HV
Surface: High wear resistance
Origin: China
Certification: ISO 9001

Bimetallic Self Reversing Shaft

Model: TEM58BS
Diameter: 75mm
Type: Spline
Origin: China
Certification: ISO 9001

Solid Twin Screw Extruder Parts

Model: TEM58BS
Diameter: 75mm
Finish: Polished, Anti-Wear
Color: Metallic Silver
Origin: China

High-Precision Kneading Block

Compatibility: Twin Screw Systems
Material: High-strength alloy steel
Processing: CNC precision machining
Origin: China
Certification: ISO 9001

Extruder Screws & Barrels

Type: Bimetallic, Twin Screw
Application: Plastic, Polymer, Recycling
Customization: Available
Origin: China
Certification: ISO 9001

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Why Choose ScrewElement?

Fast Delivery

45 calendar days after payment – reliable and prompt shipping worldwide.

Competitive Pricing

Cost-effective solutions without compromising on quality or performance.

OEM & Custom Orders

We support OEM manufacturing and accept custom specifications.

Secure Packaging

Packed with glue and reinforced wooden cases for safe international transport.

Frequently Asked Questions

What materials are used in your screw shafts?

We use high-grade alloy steels, bimetallic composites, and specialized coatings including nickel-tungsten-molybdenum for enhanced hardness (HV ≥ 950HV) and corrosion resistance.

Do you support custom OEM manufacturing?

Yes, we specialize in OEM production and can manufacture components to match specifications from Coperion, Berstorff, Leistritz, JSW, Toshiba, and other major brands.

What is your minimum order quantity?

The standard MOQ is 50 pieces per model. However, we can discuss smaller trial orders for new clients.

How long does delivery take?

Delivery time is typically 45 calendar days after receipt of payment, depending on order size and customization level.

What certifications do you hold?

Our factory is ISO 9001:2008 certified, ensuring adherence to international quality management standards.

Get in Touch

For inquiries, quotes, or technical support, please visit the official website to contact Nanjing General Extrusion Industry Co., Ltd.

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Precision Extruder Components for Global Industries

ISO 9001:2008 Certified

OEM Support

Global Export