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When using wax to make a pattern, investment casting is also called "lost wax casting".

The copper objects cast in this way have neither traces nor traces of gaskets, and it is better to cast hollowed-out objects with it.

Investment casting, also known as lost wax casting, includes pressing wax, wax repair, tree formation, slurry, molten wax, casting molten metal and...

Semi-automatic and manual punches must be equipped with two-hand brake switches, and it is strictly forbidden to press with foot pedals or one-hand...

Bonding, scratching: defects on the surface of parts or molds due to friction between the material and the convex die or die die

The designed stamping parts must meet the product use and technical performance, and be easy to assemble and repair.

Stamping parts are mainly metal or non-metal sheets, with the help of the pressure of the press, through the stamping die stamping processing

Stamping is mainly classified according to the process, which can be divided into two categories: separation process and forming process.

Stamping parts are a forming processing method that relies on presses and molds to apply external forces to plates, strips, pipes and profiles, etc.