Baoding Guokun, a professional silica sol lost wax investment casting manufacturer, provides custom closed centrifugal pump impellers for international pump producers. These stainless steel impellers are available in CF8, CF8M and CF3M grades. Produced by precision lost wax casting and CNC machining with dynamic balance testing, the pump impellers are suitable for water treatment, food, pharmaceutical and chemical fluid transport. The factory undertakes all kinds of customized pump spare parts according to clients’ drawings or samples. Interested global buyers can contact Baoding Guokun for quotations of custom pump casting components.

Flywheel housings are often made from aluminum or cast iron composite material. They are designed to match the engine and vehicle's structure, making them easier to install and more compatible with other components. Flywheel housings also offer different mounting options for different engine types, so they can be used in a wide range of vehicles

The drum brake most frequently used in heavy commercial vehicles. Baoding Guokun can offer brake drums for all kind of vehicles. Material is strictly controlled and brake drum is well balanced to avoid vibration.

Both WCB and WCC are grades of ASTM A216 cast steels. ASTM A216 has three grading levels: A, B, and C, with C being the highest or “best.” From A to C, the manganese content and yield strength increase. WCC, while similar to WCB, has different chemical and physical requirements.