Precision casting and lost wax casting is now widely used in our country standard casting spare parts processing, export trade and a production technology of precision casting production.Its excellent casting technology, high yield, to produce castings without or a small part of the process of manufacture can be used as a finished product to customers, is one of the most close to finished product accessories foundry works, because of its perfect performance, and is more and more domestic enterprises to choose for the production of casting processing of choice.Precision casting of high accuracy, surface meticulous, can realize WuYuLiang manufacture, reduce the production cost.Precision casting can casting shape more complex castings.Alloy material won't be restricted, precision casting can be used for production., some difficult to forging, welding and cutting of the alloy material is precision casting.High precision casting production flexibility, strong adaptability, can be used for mass production, also applicable for small batch and single production.Precision casting of investment scale and large production capacity, low production cost, numerous advantages.