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By certification 
Baoji Refractory Metal Developer Co.,Ltd is one of the leading China niobium machining manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale niobium machining products from us.
² Products Properties:
— High melting point—2468℃ — High boiling Point—4742℃
—Low vapor pressure —Good cold processability
—Excellent chemical stability —High dielectric constant
—Excellent resistance to electrochemical corrosion
² Chemical Composition:
Chemistry % | ||||||||||||||
Grade |
Nb |
Impurities max |
||||||||||||
Zr |
Ti |
C |
N |
O |
H |
Ta |
Fe |
Si |
W |
Ni |
Mo |
Cr |
||
Nb1 |
Remainder |
0.02 |
0.002 |
0.01 |
0.015 |
0.015 |
0.001 |
0.10 |
0.005 |
0.005 |
0.03 |
0.005 |
0.010 |
0.002 |
Nb2 |
Remainder |
0.02 |
0.005 |
0.02 |
0.05 |
0.025 |
0.005 |
0.25 |
0.03 |
0.02 |
0.05 |
0.01 |
0.050 |
0.01 |
² Specification：
Bolts |
M6(30mm,35mm),M8(15mm,30mm,35mm), M10(30mm,35mm), M12(30mm, 35mm) |
Nut |
M6, M8, M10, M12 |
Cushion ring |
M6, M8, M10, M12 |
Crucible |
According to customer’s drawings |
Other |
Supplied in according to customer’s requirement |
