ZHEJIANG ALVEN MACHINERY Co., LTD. is a well-known China-based manufacturer, factory and supplier of plastic injection screw barrels. Our screw barrels are manufactured to the highest quality standards using the latest technology and machinery available. Our products are designed to meet the needs of both small and large scale industries, making us the premier choice of customers worldwide. Our plastic injection screw barrels are designed to offer excellent performance and durability, and are compatible with both thermoplastics and thermosetting plastics. We offer a wide range of sizes and specifications to suit the diverse needs of our customers. Our experienced team of professionals is committed to providing top-notch quality products and services to our esteemed customers. At ZHEJIANG ALVEN MACHINERY Co., LTD., we understand the importance of delivering products that meet the highest quality standards. We continually strive to innovate and improve our products to keep up with the ever-changing needs of our customers. We value our customers and are committed to providing them with the best plastic injection screw barrels available in the market.