Zinc-aluminum die casting is a zinc-based die-casting parts. This part of the surface ─ ─ layer is very dense surface, which is evacuated porous structure, but also lively amphoteric metal. Therefore, only the use of appropriate pre-treatment methods and plating process

aluminum chemical composition of the test methods, inspection rules and re-inspection should be consistent with the provisions of GB / T15115. The following are the same as the

Understand the car model material structure and characteristics, in order to use the correct method in daily maintenance, correct look at the aging of the car model

A lot of die-casting mold manufacturing enterprises in the process of casting die die often encounter die-casting mold cracking situation, how should we avoid this situation?