Tantalum products

Tantalum powders

EB melted capacitor powder: 1, 2а, 2б, 3, 4б, 5а, 5б

Tantalum powder for high-voltage capacitor ВВ-1, ВВ-2, ВВ-3

Tantalum powder of fine grain size ТаПM

Agglomerated Tantalum powder ТаПА, ТаПБ



Chemical composition, %

 

Grade
Ta
Ti
 W
Mo
O
N
Na
Al
Cr
Co
Cu
1, 2а, 2б, 3, 4а, 4б
5а
5б
ВВ-1, ВВ-2, ВВ-3
ТаПА, ТаПБ
ТаПМ
осталь-
ное
0.0008
0.0008
0.0008
0.0008
0.0008
0.01
0.01
0.003
0.003
0.003
0.003
0.02
0.01
0.001
0.001
0.001
0.001
0.01
0.15
0.25
0.3
0.15
0.35
0.9
0.012
0.012
0.012
0.012
0.012
0.01
0.0003
0.0003
0.0003
0.0003
0.0003
0.0005
0.0008
0.0003
0.0003
0.0005
0.0003
0.01
0.0008
0.0005
0.0005
0.0005
0.0005
0.008
0.0001
0.0001
0.0001
0.0001
0.0001
0.0005
0.002
0.001
0.001
0.001
0.001
0.01
Grade
Nb
Fe
Si
C
H
Mg
Ca
Mn
Ni
Zr
Sn
1, 2а, 2б, 3, 4а, 4б
5а
5б
ВВ1, ВВ2, ВВ3
ТаПА, ТаПБ
ТаПМ
0.05
0.1
0.1
0.05
0.05
0.2
0.005
0.002
0.002
0.002
0.003
0.05
0.003
0.0015
0.0015
0.001
0.0015
0.02
0.01
0.007
0.007
0.003
0.007
0.05
0.01
0.01
0.01
0.01
0.01
0.05
0.0003
0.0003
0.0003
0.0003
0.0003
0.01
0.0015
0.002
0.002
0.0015
0.002
0.02
0.0003
0.0003
0.0003
0.0003
0.0003
0.005
0.0005
0.0005
0.0005
0.0005
0.0005
0.01
0.0005
0.0005
0.0005
0.0005
0.0005
0.001
0.0005
0.0002
0.0002
0.0003
0.0003
0.0005



Powder characteristics

 

Property/Grade
1
2a
2b
3
4a
4b
5a
5b
ВВ1
ВВ2
ВВ3
ТаПМ
Grain size, mm
40-63
5-63
5-63
5-40
20-63
20-63
3-30
3-30
40-63
20-63
5-63
<5.0
Sieve remainder 0063(+)
004 (+)
004 (-)
10
-
10
10
-
-
5
-
-
-
10
-
1.5
-
-
1.5
-
-
-
-
-
-
-
-
10
-
10
2.0
-
-
5.0
-
-
-
-
-
Specific surface, cm/2g
70-
140
240-
330
280-
410
390-
560
130-
160
150-
180
600-
800
700-
1000
actual
-
-
2000-
3000
Bulk density, g/cm3
7-8
6.8-
7.3
6.3-
7.0
5.9-
6.4
7.5-
7.8
7.2-
7.6
4.8-
5.3
4.6-
5.0
7-8
7,2-7,6
6.3-
7.0
3.0-
4.0
Specific charge, mC/g
-
-
-
-
-
-
4000-
4900
4900-
5600
600-
1000
1100-
1500
1800-
2200
3700
+(700)
Specific сapacitance, CV/g
7-10
14-16
17-20
19-22
10-12
12-14
-
-
-
-
-
-
DCL, mA/mC - 10-3
-
-
-
-
-
-
<2.0
<2.0
<1.0
<1.0
<1.0
-
Average leakage current, mA
<2.0
<3.0
<3.0
<3.0
<3.0
<3.0
-
-
-
-
-
-
Dissipation factor, tan d, %
<2.0
<3.0
<3.0
<3.0
<2.0
<2.0
<2.0
<2.0
<4.0
<5.0
<7.0
-


Metallurgical grade Tantalum powder

 

Grade
Ta
Nb
N
O
C
Fe
Si
Ti
Na
S
P
Ca
A
99.0
0.1
0.5
0.5
-
0.07
0.05
-
0.07
0.01
0.01
0.05
Б
99.5
0.05
0.2
0.3
-
0.01
0.01
-
0.02
0.005
0.005
0.002
В
98.6
0.1
0,5
0,5
0.2
0.07
0.05
0.02
0.02
-
-
-

 

   Marketing service, Tantalum Department
e-mail: Marketing_Ta@ulba.kz
Phone.: (7232) 29-83-16
Fax: (7232) 29-83-16, 24-06-83, 47-36-42

 
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