By means of evacuating directly from the cavity of die can solve many problems in magnesium alloy thin shell die cast formation,such as long flow path and difficult to fill.

• 利用模内直接抽真空的方法可以解决镁合金薄壁壳形件流程长、填充型腔困难的问题,同时可减少镁合金的氧化和内部气孔、提高压铸件致密度、减小变形和达到高的表面质量要求。