graphite crucible造句
1. Levitation melting is used instead of graphite crucible heating.
2. The paper analyzed damage reasons of graphite crucible in the process of using, and put forward improving measures, its average service life increased by about 3 times.
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4. In this study the graphite crucible substrate sample is adopted and its self-healing behavior, impregnation process and methods of oxidation resistant coating are studied.
5. Graphite crucible is a typical example of carbon composites and is one of absolutely necessary tools for modern coloured metallurgy.
6. Tianfu card crucible brand has become the most graphite crucible.
7. A graphite crucible is provided at a bottom of the reactor, and the graphite crucible and the reactor are joined together by a magnesia cylinder.
8. The utility model relates to a graphite crucible with a cover, which is mainly used for growth technology and primarily adopts a falling crucible method for growth of crystal.
9. Large size CaF_2 crystal has been grown by the Bridgman-Stockbarger method using a graphite crucible.
10. Machinable various types of high-purity graphite-graphite, graphite of mechanical parts and graphite crucible, bearing graphite, carbon brush, and so on.
11. Our products are mainly focused on carbon felt, graphite felt, rigid graphite board, carbon fiber board, graphite block, graphite crucible and other machined graphite products.
12. It is found that yttria has a good stability to liquid uranium and its alloys at high temperature, and it is well suitable for coating of graphite crucible for melting uranium and its alloys.
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13. The results show that silver based electric materials ought to be smelted by graphite crucible, the clay crucible is suitable for smelting silver based solder.
14. The results show that the main components of inclusion are carbon and oxygen. Carbon impurity comes from graphite crucible and heater, while oxygen impurity from the oxides in the raw material...
15. In accordance with the conventional production process, the loss of lithium is often about 7% , when Al-Li alloy is melted in graphite crucible.
16. Reduction experiments have been conducted in a vertical tube furnace using graphite crucible.