Grade

Nb1,Nb-Ti,RO4200,RO4210

Standard

ASTM B392

Purity

99.95%

Characteristic 

Melting Point:2468 Degrees Celsius

Boiling Poin:4742 Degrees Celsius

Certification    

ISO9001, ISO14001, CE

Size

Dia 0.1mm min.

Applications

Semiconductor materials, vacuum coating, sintering trays and boats, special chemical applications.

Product Feature

High melting point, high-density, high temperature oxidation resistance, long service, resistance to corrosion.

Chemical composition  %

Nb

Fe

Si

Ni

W

Mo

Ti

Ta

O

C

H

N

Nb1

Remainder

0.004

0.002

0.002

0.004

0.004

0.002

0.07

0.015

0.005

0.0015

0.003

Nb2

Remainder

0.02

0.02

0.005

0.02

0.02

0.005

0.15

0.03

0.01

0.0015

0.01