Xinxiang Haishan Machinery Co., Ltd. has been focusing on one-stop supply chain services for wear-resistant copper sleeves for more than 20 years. It can provide one-stop services from product research and development, production, processing, technical consulting, sales and independent brands. Main products: copper sleeves, copper linings, copper slides, copper nuts, copper worm gears, copper sliders and other copper alloy product casting and processing. The company has mastered a variety of casting processes such as centrifugal casting, metal mold casting, sand casting, and investment casting. Castable: diameter φ40mm–φ5000mm; single product weight 0.1 kg–5000 kg; centrifugal diameter ≤φ3000mm.