The Al-si Alloy modified by tellurium is an ideal material for making high gastight castings.
经碲变质处理的铝硅合金是制造高气密性铸件的理想材料。
A kind of polishing agent PPG-1 with cost-effective and high performance suitable for Al-Si alloy products was developed based on spiral vibration polishing processing.
针对铝硅合金制品的螺旋振动抛光工艺进行了研究，开发了一种成本低廉、性能良好的新型抛光剂PPG - 1。
Effects of high magnetic filed on Al-6wt % Si hypoeutectic alloy modification was studied.
研究了强磁场对亚共晶铝硅合金变质处理的影响。
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