Use proper flux to remove slag

Improve the design of the gating system to increase its slag retaining ability. After refining, the alloy liquid should stand for a certain time before pouring.The charge should be sand blown, and the amount Casting mould Foundry of charge should be appropriately reduced. The reasons are as follows: Use proper flux to remove slag. The slag in the alloy liquid is not cleaned. When pouring, it should be stable and pay attention to slag blocking.