Attribute：
Production process
ungsten powder -- sieving -- batch -- isostatic pressing -- rough car processing -- intermediate frequency sintering -- fine car processing -- packaging.
Parameter：
| Purity | 0.9995 |
| Density | 19.2cm³/g |
| Melting Point | 3400℃ |
| Boiling Point | 5972℃ |
| Grade | W-1 |
| National Standard | YS/T 796-2012 |
| American Standard | — |
| Surface | Electrolytic Polishing |
Applications：
Because the melting point of tungsten is as high as 3410 ℃, tungsten crucibles are widely used in the core containers of sapphire single crystal growth furnace, quartz glass smelting furnace, rare earth smelting furnace and other industrial furnaces
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