Hardware Fitting -Die Casting Blowholes: What Are The Reasons
Zinc die casting    is casting in which zinc liquid is filled into the mold cavity quickly and under high pressure. The time for the zinc liquid to fill the cavity of the die-casting model is extremely short, generally a few hundredths of a second or a few thousandths of a second. The pores formed during the die-casting process have a smooth surface, and the shape is mostly round...
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