Luoyang Forged Tungsten-Molybdenum Material Co., Ltd.
Luoyang Forged Tungsten-Molybdenum Material Co., Ltd.
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niobium Nb cake high purity customizable spcification actual stuff
Application: mainly used in chemical anticorrosion, especially in acid treatment system
Brand RO4200 RO4210
Purity: 99.95% 99.99
Executive standard :ASTM B393-05 or GB/T 3630-2006
Flatness requirements:
Flatness (percentage)=(H/L)X100
H-- Maximum distance between standard plane and the lower surface of sheet;
L-- The minimum horizontal distance between the highest point of the sheet and the contact point of the standard plane
Metallic element content table unit (ppm)
| element | content | elemnt | content | element | content |
| Fe | ≤100 | Mo | ≤200 | Ta | ≤3000 |
| Ni | ≤50 | Si | ≤50 | Ti | ≤300 |
| W | ≤50 | Zr | ≤200 | Hf | ≤200 |
| Nb | remainder | ||||
Gas element content table unit (ppm)
| element | content | element | content |
| C | ≤100 | N | ≤100 |
| O | ≤250 | H | ≤15 |