Properties and the common use Ta2O5: powder, white or buff color,
used for producing tantalum powder, tantalum bar and tantalum
carbide. Properties and use of the ceramic grade Ta2O5: powder,
white or buff color, used for producing ceramic piezoelectricity
ceramic and ceramic capacitors. Properties and use of the high
purity grade Ta2O5: powder, white or buff color, used for the
production of glass additive and tantalite crystal.
Standard/Features :
Product properties:
Ta2O5
Main properties
FTa 2 O 5 -1
FTa 2 O 5 -2
FTa 2 O 5 -3
Chemical composition
%
≤
Nb
≤ 0.003
≤ 0.05
≤ 0.3
Ti
≤ 0.001
≤ 0.005
≤ 0.005
W
≤ 0.001
≤ 0.006
-
Mo
≤ 0.001
≤ 0.003
≤ 0.005
Cr
≤ 0.001
≤ 0.004
-
Mn
≤ 0.001
≤ 0.004
≤ 0.005
Fe
≤ 0.004
≤ 0.02
≤ 0.03
Ni
≤ 0.004
≤ 0.01
-
Cu
≤ 0.004
≤ 0.01
-
Al
≤ 0.002
≤ 0.004
≤ 0.015
Si
≤ 0.004
≤ 0.02
≤ 0.05
Pb
≤ 0.001
≤ 0.002
≤ 0.005
F -
≤ 0.10
≤ 0.15
≤ 0.25
Zr
≤ 0.002
≤ 0.002
≤ 0.002
Sn
≤ 0.001
≤ 0.001
≤ 0.001
Ca
≤ 0.003
≤ 0.005
≤ 0.010
Mg
≤ 0.002
≤ 0.005
≤ 0.005
Reducing rate by burning, %,≤
≤ 0.5
≤ 0.5
≤ 0.5
Particle sizemesh
-80
-80
-80
Remark:Reducing rate by burning is the factual value by baking at
850℃ for 1 hour.