Zhoushan Batten Machinery Technology Co.,Ltd is professional China Bimetallic Screw Barrel Manufacturers and Bimetallic Screw Barrel Suppliers,is a member of Batten Group, specializes in exporting kinds accessory parts of plastics machinery, and annual sales is more than 5 Million US dollar.Professional experience on processing and designing,we can supply nitrided,chrome plating,stainless steel, bimetallic and surface spraying technology treatment for different demands .Especially, high quality Bimetallic Screw Barrel & pipe win more customer. BATTEN devote on high quality screw barrel and professional rapid service to bring more benefit to customers!