Nanjing Renqiao Electromechanical Co., Ltd. is a professional supporting the production of screw extrusion equipment parts manufacturers, supporting dozens of well-known domestic extrusion equipment manufacturers. Expansion machine barrel bushings. The main materials of the bushing are divided into three main categories: The first is RX101A precision casting. The second is RX101B hot isostatic pressing (HIP). The second is RXW35 sintered nickel-based tungsten carbide (Ni+35%WC). In addition, we can customize all kinds of special materials according to customers' requirements. Product specifications range from twin-screw 20 to 260 types and various three-screw bushings. The company has all kinds of vertical and horizontal machining centers, CNC grinding machines, vacuum quenching furnaces, pneumatic sintering furnaces, and all kinds of testing equipment. The company has a stable technical team and strict quality control system to serve major equipment manufacturers.