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How to aluminum castings pour?

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How to aluminum castings pour?

When aluminum casting pour, the over-thick sprue is prone to wrap-around pores. How do you cast aluminum castings? Let's get to know it!

1. Large aluminum castings can be poured with one or two sets of sprues. Each set of sprues consists of several thin sprues.

2. When using the semi-metal casting top injection process, it is possible to set the funnel-shaped runner in the key part when it is not convenient to set enough riser, and carry out multiple refilling as the liquid level of the runner continues to sink. Achieve full complementation.

3. For large aluminum castings with many partitions, it is important to avoid the occurrence of insufficient casting defects. The exhaust of the casting itself is also very important.

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