Standard: ASTM B394-98
Grade: RO4200-1, RO4210-2
Purity: Nb >99.9% or 99.95%
1.Electronic industry Chemistry, electronical, Pharmaceu industry.
2.for steel, ceramics, electronics, nuclear energy industries and superconductor technology;
3.For super condouctous ,metled cast ingots and alloying agents.
4.widely used in manufacturing various kinds of alloy steel, high temperature alloy, optical glass, cutting tool, electronics and superconducting materials and other industries.