
ZHOUSHAN BEST PRECISION MACHINERY Co., Ltd is a professionaI manufacture of screw barrel. At present, BST MACHINERY have a professional design experienced production team. We are located in east of Zhoushan City, Zhejiang Province, close to Shanghai and Ningbo Port. BST MACHINERY 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 material, add reasonable process design through tempering, molding, qualitative, nitriding, fine grinding, polishing process of refining. So that the screw barrel has super-hard resistance wear, corrosion resistance, fracture resistance. In order to meet the needs of our customers, we also provide product design and standard surveying according to customer′s requirements. Our professional engineers will design screw structures that meet customer needs for various raw materials, whether they are ... [
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