Aluminum die casting defects have?

Aluminum die-casting production process in our common aluminum die casting defects into five main defects referred cold. Crack. Contraction. Gas. Off.
 Cold: refers to the casting surface roughness uneven pattern dissatisfied cold water...
Crack: is stick-top crack crack crack mold temperature too cold there is shrinkage cracking....
Reduction: is uneven casting surface a depression.
Gas: is casting feed imports bit stomatal pores mouth overflow dross casting surface with bubbles inside castings pores....
Off: it refers to the casting surface with a layer as thin as the purple since we called him peeling off. There are thick and have a few more small Thin Some thin side and cast off from the other side we call him every other adult skin.
    Depending on the production, casting in the production process will be a different issue, but it is five casting defects occur most frequently, and that we want to do?
One: the decompression casting production process and to find the correct feeding orientation.
Two: Learn how much product weight sprue to locate.

Three: Learn how to use the product structure runner runner this is a guide runner...

Four: Understanding the product structure to open the gate together with imports from two imports from multi-channel point of import beads imported, as long as you learn from these die-five deficiencies can be resolved.

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