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Tantalum Oxide

Update: 2020/3/27      View:
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Introduction

Physical properties

White powder crystal, amphoteric oxide, difficult to soluble in water, slightly soluble in hydrofluoric acid, insoluble in inorganic acid other than hydrofluoric acid, soluble in molten NaOH, Koh, K2S2O7, KHSO4.

 Main usage

Used as raw materials of tantalum metal, tantalum alloy, tantalum carbide, tantalum niobium complex, optical glass and lithium tantalate crystal.

● Packaging

iron (paper) drum out, double plastic packaging inside.

● Industry standard of industrial Tantalum pentoxide (YS/T427-2000)

Impurity  Impurity element(%,
Element FTa2O5-1 FTa2O5-2 FTa2O5-3
Nb 0.003 0.02 0.2
Ti 0.001  0.002 0.005
W 0.001 0.003 -
Mo 0.001 0.002 0.005
Cr 0.001 0.003 -
Mn 0.001 0.002 0.005
Fe 0.004 0.01 0.03
Ni 0.002 0.005 -
Cu 0.002 0.005 -
Al 0.002 0.002 0.01
Si 0.003 0.01 0.02
F - 0.05 0.1 0.15
Igloss(% 0.2 0.3 0.4
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