The collapsibility of the sodium silicate dolomitesand is controlled by the size, wall, pouring temperature, capacity for sand and draw time of the cast.
证明水玻璃白云石砂的溃散性与铸件的大小、壁厚、浇注温度、吃砂量和打箱时间有关。
2
The effect of the grain size distribution of quartz sand, dolomite and limestone on mixing homogeneity of glass batch was investigated.
研究了砂岩、白云石、石灰石的粒度分布的变化对玻璃配合料混合均匀性的影响。
3
Using quartz sand, limestone, dolomite and other natural mineral as the main raw material, with some soda, borax etc chemical raw materials melting into glass.