6kg silicon carbide graphite crucible refining melt

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Characterization and Production of Al

the crucible (total height of the melt was 9 cm). The speed of the stirrer was gradually raised to 400rpm and the preheated fly ash and silicon carbide was added with a spoon at the rate of 10-20g/min into the melt. The speed controller maintained a

Optimization of crucible and heating model for large

2020/3/1Besides, it is worth noting that the crucible radius was 100 mm, i.e., the system may be used to grow 6-inch silicon carbide crystals by redesigning the lengths H1 and L1. Of course, further research is needed for how to improve the edge growth of crystals and the stability of crystal growth.

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Energy efficiency improvement in electron beam

2019/10/15On this basis, a silicon refining process was proposed to reduce the energy consumption by adding a graphite lining between silicon and the bottom of water-cooled copper crucible. Numerical simulation was applied to calculate the temperature field in molten silicon with and without graphite

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