• Produced by the sodium reduction method.
• It’s suitable for making capacitors with a rated withstand voltage of 4v-40v.
• Excellent materials for making chips, impregnated tantalum electrolytic capacitors and organic polymer polymer capacitors, which have the advantages of good moldability, high specific capacitance, small leakage current, and low equivalent series resistance.
Grade |
Capacitance(+10%-6%) (μFV/g) |
Volume shrinkage (%) |
Current leakage (nA/μFV) |
Dissipation factor (%) |
Breakdown voltage (V) |
---|---|---|---|---|---|
FTa16-700 | 70000 | ≤15 | ≤0.5 | ≤40 | ≥120 |
FTa16-500 | 50000 | ≤18 | ≤0.4 | ≤25 | ≥120 |
FTa16-400 | 40000 | ≤18 | ≤0.4 | ≤20 | ≥120 |
FTa16-300 | 30000 | ≤18 | ≤0.4 | ≤20 | ≥120 |
FTa16-230 | 23000 | ≤18 | ≤0.4 | ≤15 | ≥140 |
Grade | O | C | N | H | Fe | Ni | Cr | Si | Ti | Nb | Na+K | W | Mo |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
FTa16-700 | 4000 | 40 | 1000 | 180 | 30 | 30 | 20 | 20 | 5 | 30 | 40 | 10 | 5 |
FTa16-500 | 3500 | 40 | 500 | 170 | 30 | 30 | 20 | 20 | 5 | 30 | 30 | 10 | 5 |
FTa16-400 | 3000 | 40 | 500 | 170 | 30 | 30 | 20 | 20 | 5 | 30 | 30 | 10 | 5 |
FTa16-300 | 2500 | 30 | 400 | 120 | 30 | 30 | 20 | 20 | 5 | 30 | 30 | 10 | 5 |
FTa16-230 | 2500 | 30 | 150 | 120 | 30 | 30 | 20 | 20 | 5 | 30 | 20 | 10 | 5 |
Grade | Bulk density(g/cm3) | Average fisher size(um) |
Particle-size distribution (-325mesh%) |
---|---|---|---|
FTa16-700 | 1.5-2.1 | 1.8-3.0 | ≤35 |
FTa16-500 | 1.6-2.2 | 2.0-3.4 | ≤35 |
FTa16-400 | 1.6-2.2 | 2.0-3.5 | ≤35 |
FTa16-300 | 1.7-2.3 | 2.4-3.5 | ≤35 |
FTa16-230 | 1.7-2.3 | 2.4-3.5 | ≤35 |
• Simple flake shape.
• Larger Fischer particle size and smaller specific surface area
• Good sintering resistance, high reliability and high voltage resistance
• It’s suitable for making medium to high voltage solid tantalum electrolytic capacitors with high reliability requirements from 20 to 63V.
Grade |
Capacitance(+10%-6%) (u FV/g) |
Current leakage (nA/u FV) |
Dissipation factor (%) |
Breakdown voltage (V) |
---|---|---|---|---|
FDP-100 | 10000 | ≤0.4 | ≤10 | ≥180 |
FDP -80 | 8000 | ≤0.4 | ≤10 | ≥230 |
FDB -52 | 5200 | ≤0.5 | ≤8 | ≥240 |
FTa40-42 | 4200 | ≤0.5 | ≤8 | ≥240 |
Grade | O | C | N | Fe | Ni | Cr | Si | Ti | Nb | Na | K | W | Mo | Al | Mn |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
FDP-100 | 2200 | 60 | 100 | 50 | 10 | 15 | 20 | 5 | 30 | 15 | 15 | 20 | 10 | 5 | 5 |
FDP-80 | 2100 | 60 | 100 | 50 | 10 | 15 | 20 | 5 | 30 | 10 | 10 | 20 | 10 | 5 | 5 |
FDB-52 | 1700 | 45 | 50 | 35 | 10 | 15 | 20 | 5 | 30 | 10 | 10 | 20 | 10 | 5 | 5 |
FTa40-42 | 1700 | 45 | 50 | 35 | 10 | 15 | 20 | 5 | 30 | 10 | 10 | 20 | 10 | 5 | 5 |
Grade |
Bulk density (g/cm3) |
Average fisher size (um) |
Particle-size distribution |
---|---|---|---|
FDP-100 |
1.5-2.3 |
3.0-5.0 |
≤30 |
FDP-80 |
1.7-2.5 |
3.0-5.0 |
≤30 |
FDB-52 |
3.0-4.0 |
4.5-8.0 |
≤30 |
FTa40-42 |
3.5-4.5 |
5.0-9.0 |
≤30 |
• Simple structure.
• Smaller specific surface area
• Good voltage resistance, and high breakdown voltage
• It’s suitable for making medium to high voltage solid tantalum electrolytic capacitors with specifications greater than 63V
Grade |
Capacitance |
Current leakage |
Dissipation factor |
Breakdown voltage |
---|---|---|---|---|
FTa50-50 |
5000 |
≤0.6 |
≤6 |
≥260 |
FTa50-40 |
4000 |
≤0.6 |
≤6 |
≥260 |
FDC-50 |
5000 |
≤0.7 |
≤6 |
≥300 |
FTa63-40 |
4000 |
≤0.7 |
≤6 |
≥300 |
FTa63-35 |
3500 |
≤0.7 |
≤6 |
≥300 |
FTa63-28 |
2800 |
≤0.7 |
≤5 |
≥300 |
FTa63-25 |
2500 |
≤0.7 |
≤4 |
≥300 |
FTa63-20 |
2000 |
≤0.7 |
≤3 |
≥300 |
FTa63-15 |
1500 |
≤0.7 |
≤3 |
≥300 |
FTa63-10 |
1000 |
≤0.7 |
≤3 |
≥300 |
Grade |
O |
N |
C |
Fe |
Ni |
Cr |
Si |
Ti |
Nb |
W |
Mo |
AL |
Mn |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
FTa50-50 |
1800 |
60 |
50 |
40 |
15 |
15 |
20 |
10 |
30 |
10 |
10 |
5 |
5 |
FTa50-40 |
1600 |
60 |
50 |
40 |
15 |
15 |
20 |
10 |
30 |
10 |
10 |
5 |
5 |
FDC-50 |
2000 |
60 |
60 |
50 |
15 |
15 |
20 |
10 |
30 |
10 |
10 |
5 |
5 |
FTa63-40 |
1800 |
60 |
40 |
35 |
15 |
15 |
20 |
10 |
30 |
10 |
10 |
5 |
5 |
FTa63-35 |
1600 |
60 |
40 |
30 |
15 |
15 |
20 |
10 |
30 |
10 |
10 |
5 |
5 |
FTa63-28 |
1400 |
40 |
30 |
20 |
10 |
10 |
20 |
10 |
30 |
10 |
10 |
5 |
5 |
FTa63-25 |
1400 |
40 |
30 |
20 |
10 |
10 |
20 |
10 |
30 |
10 |
10 |
5 |
5 |
FTa63-20 |
1200 |
40 |
25 |
15 |
10 |
10 |
20 |
5 |
30 |
10 |
10 |
5 |
5 |
FTa63-15 |
1000 |
40 |
25 |
15 |
10 |
10 |
20 |
5 |
30 |
10 |
10 |
5 |
5 |
FTa63-10 |
1000 |
40 |
25 |
15 |
10 |
10 |
20 |
5 |
30 |
10 |
10 |
5 |
5 |
Grade |
Bulk density(g/cm3) |
Average fisher size(μm) |
---|---|---|
FTa50-50 |
2.5-3.5 |
5.5-7.5 |
FTa50-40 |
3.0-4.0 |
7.5-11.0 |
FDC-50 |
2.5-3.5 |
4.0-7.0 |
FTa63-40 |
3.5-4.5 |
8.0-11.0 |
FTa63-35 |
3.5-4.5 |
8.0-12.0 |
FTa63-28 |
3.5-5.5 |
8.0-12.0 |
FTa63-25 |
4.0-6.0 |
9.0-14.0 |
FTa63-20 |
4.0-6.0 |
8.0-13.0 |
FTa63-15 |
5.0-6.5 |
9.0-15.0 |
FTa63-10 |
5.5-6.5 |
10.0-20.0 |
• Appearance: Dark grey powder or black powder.
• Application: Used for making various tantalum processing materials and alloy additives
Grade |
FTa-01 |
FTa-02 |
FTa-1 |
|
---|---|---|---|---|
Main content |
Ta,%,Minimum |
99.95 |
99.95 |
99.95 |
Impurity content , |
O |
0.100 |
0.120 |
0.180 |
C |
0.005 |
0.005 |
0.008 |
|
N |
0.005 |
0.005 |
0.008 |
|
H |
0.003 |
0.003 |
0.003 |
|
Fe |
0.004 |
0.004 |
0.005 |
|
Ni |
0.003 |
0.003 |
0.005 |
|
Cr |
0.003 |
0.003 |
0.005 |
|
Nb |
0.003 |
0.003 |
0.005 |
|
W |
0.002 |
0.002 |
0.002 |
|
Mo |
0.001 |
0.001 |
0.002 |
|
Si |
0.003 |
0.003 |
0.005 |
|
Mn |
0.001 |
0.001 |
0.001 |
|
Ti |
0.001 |
0.001 |
0.001 |
|
Fsss(um) |
3.0-10.0 |
3.0-10.0 |
3.0-10.0 |
|
Sieve mesh |
-80 |
-80 |
-80 |
|
Application |
Tantalum processing and alloying additives |
|||
Special requirements to be agreed upon by the supplier and buyer |
Size | 15-53 um | ||||
---|---|---|---|---|---|
Apparet density | 9.75 g/cm3 | ||||
Tap density | 10.8 g/cm3 | ||||
Hall flow rate | 5.8 s/50g |
Chemical Composition - by ICP-AES | ||||||||
---|---|---|---|---|---|---|---|---|
Element | Ta | Fe | Mg | Cu | Al | Ca | Sn | Mn |
Value (%) | ≥99.9 | 0.002 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 |
Element | Ti | Mo | W | Nb | Si | Cr | Ni | |
Value (%) | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | |
Gas Impurities | ||||||||
Element | C | H | O | N | ||||
Value (%) | 0.002 | 0.0018 | 0.045 | 0.004 |