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  • 36000㎡

    Construction area

  • 25000㎡

    Workshop area

  • 100+

    Skillful employees

  • 20

    Technicalist personal



Zhejiang Bimetal Machinery Co., Ltd. (formerly Zhejiang Zhoushan Dinghai Chen’s Machinery Co., Ltd.) is located at the coast of East China Sea, adjacent to the famous international deep-water port – Ningbo Beilun Port.

Bimetal is professional China Plastic PVC/PP/PE Pipe Extrusion Line Manufacturers and PVC PP PE Pipe Extrusion Line Suppliers which specializes in manufacturing series of screws, rubber melting cylinder products. Products are widely used in the 30-40000 grams injection molding machine, the 15-250mm single screw extruder, and the 30-130mm conical and parallel twin-screw extruder and all kinds of rubber machine, weaving machine, puffed food machine. All of the products are made of quality 38CrMoALA steel. By employment of fine processes of quenching and tempering, stiffening, nitriding, grinding, finishing, and guidance of ISO9002 International Quality Control System, products are in line with international standards. GⅡ 113 nickel-based alloy (latest 3# steel) screw cylinder is also one of our fist products; it is applicable for alloy bimetal (PTA) welding. In addition to providing balance equipment for complete machine companies abroad, we are also a leading Supplier undertaking OEM service, surveying and mapping assistance, as well as design services for big and small companies at home. No matter you are our existing partner or potential customer, with products and services, we warmly welcome your visit and inquiries with our wholeheartedly and thoughtful services. We also custom PVC PP PE Pipe Extrusion Line. We also wholesale in bulk.


Screws are gauged and manufactured to meet your highest quality and performance standards.

Industry Knowledge Expansion About This Category
1. An Introduction to Bimetal Machinery Series
Bimetal machinery series has emerged as a cutting-edge technology that combines the strength and durability of two different metals to create robust and efficient machinery. Bimetal machinery series manufacturers approach in the manufacturing industry has revolutionized the way machines are designed and developed, offering enhanced performance, extended lifespan, and improved cost-effectiveness.

2. Enhanced Durability for Heavy-Duty Applications
Bimetal machinery series have garnered attention for their ability to withstand extreme operating conditions in heavy-duty applications. By combining high-strength steel with wear-resistant alloys, these machines excel in combating abrasive wear, extending the lifespan of critical components. Industries such as mining, construction, and manufacturing benefit from the durability of bimetal machinery series, as they reduce maintenance downtime and increase productivity. Whether it's mining equipment enduring the harshness of rocky terrains or construction machinery operating in challenging environments, bimetal machinery series have proven their mettle.

3. Optimized Performance and Efficiency
The integration of bimetal machinery series has unleashed remarkable performance enhancements in various sectors. By leveraging the high-strength properties of steel and the wear resistance of alloys, these machines deliver exceptional performance, even under heavy loads. The improved structural integrity of bimetal machinery series ensures reduced deformation, enabling precise and efficient operations. Consequently, industries experience increased productivity, enhanced output quality, and reduced operational costs, contributing to their overall competitiveness in the market.