ZHOUSHAN QUNYING PLASTIC MACHINERY MANUFACTORY is a professional manufacturer of extruder screw barrel, injection screw barrel, parallel twin screw barrel, conical twin
screw barrel, rubber screw barrel, bimetallic screw barrel and other various types of screw barrel. At present, Qunying screw and barrel for extruder have a professional design experienced
production team. We are located in east of Zhoushan city, zhejiang province, close to Shanghai, Ningbo port.
ZHOUSHAN QUNYING SCREW has strong technical force, equipped with advanced equipment and strict tests. Mostly products materials are selected from high quality powder alloy
steel with the best materials to exploit market and most new materials, add reasonable process design through tempering, molding, qualitative, nitriding, fine grinding,
polishing process of refining. So that the conical twin screw has super-hard resistance wear, corrosion resistance, fracture resistance. In order to meet the needs of our
customers, we company also provides product design, surveying and mapping, sample processing and repair manufacturing business. All of our products comply with
international quality standards (ISO9001-2000). Since the establishment of the company, we are getting greatly appreciated and praise from new and old customers around the
world. We will insist on the principle of quality, honest to customers, and provide our customers new information of the products and offer good quality products with good
Till now, our screw barrels have been exported to more than 40 countries all over the world, like USA, India, South Africa, Turkey, Russia and so on. We sincerely welcome
customers to negotiate consultation and exchanges guidance. Your satisfaction is our eternal pursue and goal.