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Avoid the problem of voids in lost foam casting
Classification:
Company News
Release time：
2019/09/10 16:04
Lost foam casting is a new process with almost no allowance and molding, which can greatly reduce the cost of machining. Compared with the traditional sand casting method, it can reduce the machining time by 40% to 50%, but many users are lost by die casting. The problem is bothered.
Solution:
1. Choose the appropriate model material
2, the use of pouring system insulation riser
3, improve the breathability of the paint
4, the pouring temperature should be suitable
5, the final deoxidation of molten steel and in-sit sedation
6, a reasonable pouring position
7. Reasonable pouring process and negative pressure
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Advantages and disadvantages of clay wet sand casting