Key influential factor of causing the dimensional instability of wax pattern and casting for investment casting is the instability of component of reclaimed wax.
2
经过反复的工艺试验及一年多批量生产验证，成功地将熔融石英应用于精铸用低温蜡—硅溶胶型壳生产中。
By repeating technological tests and batch production tests for over a year, the fused silica was successfully used in the production of silica sol shell for low temperature wax precision casting.
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