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Niobium Crucible

1.Niobium is stable in air at room temperature and is not completely oxidized when red hot in oxygen
2.Direct combination with sulfur, nitrogen and carbon at high temperature can form alloys with titanium, zirconium, hafnium and tungsten.
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Niobium Crucible
1.Niobium is stable in air at room temperature and is not completely oxidized when red hot in oxygen,
2.Direct combination with sulfur, nitrogen and carbon at high temperature can form alloys with titanium, zirconium, hafnium and tungsten.
3.Does not interact with inorganic acids or bases, nor is it soluble in aqua regia, but soluble in hydrofluoric acid.
4.Niobium is also resistant to various types of erosion and can form a dielectric oxide layer.
Parameter
Product Parameter
Parameter
Name Brand Specification
NB Bar TNb1/TNb2 14×14×300 mm, etc
NB Wire Dia:0.2 - 3.0 mm
NB Rod Nb1,Nb2, FNb1,FNb2 Dia:3.0-65mm
NB Sheet T:0.01-0.1mm; W:30-300mm; L:≥300mm
NB Strip T:0.1-0.8mm; W:50-800mm; L:50-2000mm
NB Sheet T:0.8-6.0mm; W:50-500mm; L:50-2000mm
Parameter
Component%
Brand Main component Other impurities maximum
Nb Fe Si Ni W Mo Ti Ta O C H N
Nb1 surplus 0.004 0.004 0.002 0.005 0.005 0.002 0.07 0.015 0.0040 0.0015 0.003
Nb2 surplus 0.01 0.01 0.005 0.02 0.01 0.004 0.10 0.02 0.01 0.0015 0.008
If the user has special requirements, both parties will discuss in detail
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