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Precision Bimetallic Screws &
High-Performance Extruder Gearboxes

ISO9001-Certified Manufacturer Since 1990 | Exporting to Over 50 Countries

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OSD Machinery Factory

About Zhoushan OSD Machinery Co., Ltd.

Established in 1990 (originally ZhouShan HuaYuan Plastic Machinery Co., Ltd.), Zhoushan Oushengda Plastic Machinery Co., Ltd. is a leading manufacturer and exporter of plastic extrusion machinery, screws, barrels, and gearboxes. Located in Jintang Town, Zhoushan City — known as "China's Screw Town" — our strategic position near Ningbo Port and Shanghai Port enables efficient global logistics.

With over 80 employees and a factory spanning more than 3,000 square meters, we produce high-precision components that meet international quality standards. Our annual sales exceed USD 50 million, with 60% of our products exported worldwide to markets across South America, Eastern Europe, Southeast Asia, Africa, Oceania, and the Middle East.

2011
Founded as OSD Machinery
50+
Technical Experts
3000m²
Factory Area
3
Advanced Production Lines

Our Premium Products

Engineered for durability, precision, and performance — our bimetallic screws, extruder gearboxes, and plastic processing components serve industries worldwide.

Bimetallic Twin Screw

Bimetallic Twin Screw & Barrel

For PVC pipe extrusion, parallel/conical twin screw systems. High wear resistance and corrosion protection.

Min. Order: 1 Set
Extrusion Screw for Blown Film

Extrusion Screw & Barrel for Blown Film

Designed for LDPE/HDPE/LLDPE blown film machines. Optimized for uniform melt and high output.

Min. Order: 1 Set
Single Screw Extruder Machine

Single Screw Extruder Machine

High-performance plastic extrusion machine with stable output and energy efficiency.

Min. Order: 1 Set
Twin Screw Segment

Twin Screw Segment / Element

Modular screw elements for co-rotating twin screw extruders. Custom configurations available.

Min. Order: 1 Set
Bimetallic Nitride Chrome Screw

Bimetallic Nitride Chrome Single Screw

High-hardness surface treatment for extended life in abrasive materials.

Min. Order: 1 Set
Twin Screw Extruder Gearbox

Twin Screw Extruder Gearbox

High-torque transmission system designed for twin-screw extrusion applications.

Min. Order: 1 Unit
Injection Molding Screw & Barrel

Bimetallic Injection Molding Screw & Barrel

Precision-engineered for injection molding machines. Excellent wear and corrosion resistance.

Min. Order: 1 Set
Planetary Screw & Barrel

Planetary Screw & Barrel

Advanced design for high mixing efficiency and excellent self-cleaning properties.

Min. Order: 1 Set
Screw & Barrel for Profile Machine

Screw & Barrel for Profile Machine

Optimized for PVC and other thermoplastic profile extrusion lines.

Min. Order: 1 Set
Heater & Mold Parts

Heater / Mold / Other Machine Parts

Complete support components for extrusion and molding systems.

Min. Order: 1 Set
Single Screw Extruder Gearbox

Single Screw Extruder Gearbox

Robust gearbox solutions for single-screw extrusion systems. High efficiency and low noise.

Min. Order: 1 Unit
Screw & Barrel Accessories

Screw & Barrel Accessories

Comprehensive range of wear rings, feed sleeves, flanges, and adapters.

Min. Order: 1 Set

Why Choose OSD Screw?

We combine decades of experience with cutting-edge technology to deliver unmatched quality and service.

ISO9001 Certified

Our quality management system meets international standards, ensuring consistent product excellence from design to delivery.

Global Export Network

We export 60% of our production to over 50 countries, serving clients in South America, Europe, Africa, and Asia.

Advanced Production Lines

Three state-of-the-art production lines equipped with CNC machines, plasma cladding, and precision grinding systems.

Expert Technical Team

Over 50 skilled engineers and technicians dedicated to R&D, customization, and after-sales support.

Strategic Location

Located in Zhoushan’s “Screw Town” near Ningbo and Shanghai ports for fast and cost-effective global shipping.

Dedicated Customer Support

Personalized service with direct access to sales and engineering teams for technical consultation and troubleshooting.

1990
Founded
50+
Engineers
$50M+
Annual Sales
60%
Export Ratio

Frequently Asked Questions

What materials are your bimetallic screws made of?

Our bimetallic screws feature a high-strength alloy steel core with a wear-resistant bimetallic layer (typically iron-based or nickel-based alloy) applied via plasma transferred arc (PTA) welding.

Do you offer custom screw designs?

Yes, we provide full customization based on your extruder model, material type, and processing requirements. Our engineering team will work with you to optimize performance.

What is the typical lead time for orders?

Standard products: 15–20 days. Custom designs: 25–40 days depending on complexity. We offer expedited options upon request.

Which industries do you serve?

We serve plastic pipe, profile, film, sheet, recycling, masterbatch, and compounding industries worldwide.

How do you ensure product quality?

We follow strict ISO9001 procedures with 100% inspection on critical dimensions, hardness testing, and dynamic balancing for all rotating components.

Get in Touch with OSD Screw

Reach out to our sales team for quotes, technical support, or custom solutions.

Contact Information

  • Tel: 86-580-8053003
  • WhatsApp: +86 13735014572
  • Email: osd@oushengda.com
  • Address: NO.10,11,12 Hope Road, DaGuan, Jintang Town, Dinghai District, Zhoushan, Zhejiang, China
  • Website: osdscrew.com

Visit Our Official Website

For detailed product catalogs, technical drawings, certifications, and inquiry submission, please visit our official website.

Visit osdscrew.com
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