Years of Engineering Expertise
Advanced Manufacturing Hub
Quality Compliance Certified
In the modern industrial landscape, the extruder screw is no longer just a mechanical component; it is the "heart" of polymer processing. As global markets transition toward the Circular Economy, the demand for high-performance screws that can handle recycled plastics, bio-polymers, and complex co-extrusion processes has surged. As a leading China Extruder Screw Manufacturer, Wenzhou Yicai Machinery Technology Co., LTD. is at the forefront of this transformation.
The machinery industry is a technology-intensive field that requires sophisticated support in manufacturing processes, metallurgy, and automation. Today’s global commercial environment demands extrusion solutions that offer not only high output but also energy efficiency and extreme durability. From the automotive industry to eco-friendly food packaging, the precision of the screw determines the final product's quality, molecular stability, and cost-effectiveness.
At Yicai Machinery (formerly Ruian Seven Star Machinery), our technical roadmap focuses on three pillars: Metallurgical Innovation, Precision Geometry, and Thermal Stability.
We utilize premium 38CrMoAlA (SACM645) as our standard, enhanced by plasma nitriding or bimetallic alloy coating (tungsten carbide) to resist abrasive and corrosive wear from fillers like glass fibers or calcium carbonate.
Our R&D team designs single-screw and twin-screw configurations tailored to specific rheological profiles—whether it's the high-shear needs of PET or the temperature-sensitive processing of PVC.
Utilizing flow simulation software to predict melt behavior, eliminating dead zones and ensuring a homogeneous melt with zero degradations.
With the global push for sustainability, our screws are now optimized for PCR (Post-Consumer Recycled) materials. Our multi-stage venting designs and specialized mixing elements ensure that impurities are managed and gas is effectively removed, allowing manufacturers to produce high-grade plastic sheets from recycled flakes.
Founded in 2010, Wenzhou Yicai Machinery Technology (formerly Ruian Seven Star Machinery) has evolved into a high-tech powerhouse in Zhejiang Province. With an experienced R&D team and advanced production equipment, we specialize in thermoforming machines, curved offset presses, and plastic sheet extrusion lines.
Our philosophy is rooted in a "Win-Win" business model. We provide customized services including logo design, equipment appearance, and parts configuration. Our products adopt international advanced production processes, ensuring high stability and high performance for global trade support.
Appropriate programs according to customer needs: logo, color, parts configuration.
From manual to fully automated intelligent operation. Continuous innovation.
Equipment sold worldwide. Global trade support and resource integration.
Timely technical support, product maintenance, and warranty services.
Our extruder screws and machines are engineered for diverse industrial applications, ensuring reliability in every environment:
High-speed production of transparent plastic cups and food trays using PP/PET sheet extrusion.
Durable, high-precision molds for fast food boxes and grain trays, requiring consistent wall thickness.
Specialized solutions for milk tea and juice cups, integrating printing and thermoforming lines.
We understand that navigating international standards (CE, UL, FDA) is crucial for our clients. Yicai Machinery provides full documentation and localized support to ensure your equipment meets regional safety and environmental regulations. Our supply chain is strictly vetted, utilizing well-known international brands for components to eliminate safety risks.
Looking ahead, we are integrating IoT sensors into our screw assemblies. This allows for real-time monitoring of wear and tear, melt pressure fluctuations, and predictive maintenance—reducing downtime by up to 30%.
📍 101, Unit 1, Building 20, Zilai Industrial Park, Wanquan Town, Pingyang County, Wenzhou City, Zhejiang Province
📞 +86-13968939397 | +86-13958827517
As a high-tech enterprise, we provide production solutions in the fields of machine tools, laser technology, and electronics. Our engineering team is ready to discuss your next extrusion project, ensuring you get the Information Gain necessary to outperform your competitors.
Yicai Machinery
