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主要性能

FTa2O5-1

FTa2O5-2

FTa2O5-3

雜質含量，%，不大于

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

灼減，%，不大于

≤0.1

≤0.3

≤0.5

粒度，目

-80

-80

-80