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+ Tantalum Powder For Metallurgical Purposes:
Grade Chemical composition % max Size(mesh) Applications
Nb O N H C Fe Ni Si Ti W Mo Mn Cr
FTa-01 0.005 0.18 0.005 0.003 0.008 0.005 0.005 0.005 0.001 0.003 0.002 0.001 0.003 -200 For making tantalum foil and wire etc.
FTa-1 0.01 0.20 0.008 0.005 0.015 0.005 0.005 0.015 0.001 0.003 0.002 0.001 0.005 -150
FTa-2 0.03 0.30 0.02 0.01 0.05 0.02 0.02 0.02 0.01 0.01 0.01 - - -150 For making mill
products and
alloying additives.
FTaNb-3 <=3.5 0.30 0.02 0.01 0.05 0.03 0.02 0.02 0.01 0.01 0.01 - - -150
FTaNb-20 <=23 0.30 0.02 0.01 0.05 0.03 0.02 0.02 0.01 0.01 0.01 - - -150
+ Tantalum Powder For Capacitors:
Grade Impurity Content,PPM,max Physical properties Electrical properties
O N C Fe Ni Cr Si Ti Nb W Mo Al Mn K Na bulk density Fss s(uM) Current Leakage(uA/uF.V) Dissipation Factor(tg,%)
FTa16-300 2900 150 120 60 50 50 50 5 50 30 20 10 5 50 50 1.0--2.0 1.0--2.5 6*104 30
FTa16-260 2800 150 120 60 50 50 50 5 50 30 20 10 5 50 50 1.0-2.0 1.0-2.5 5*104 25
FTa16-220 2600 150 100 60 50 50 50 5 50 30 20 10 5 50 50 1.5-2.5 1.5-3.0 5*104 20
FTa16-200 2400 120 100 50 50 50 50 5 50 30 20 10 5 50 50 1.5-2.5 1.5-3.0 5*104 20
FTa16-180 2400 120 100 50 50 50 50 5 50 30 20 10 5 35 35 1.5-2.5 1.5-3.0 5*104 15
FTa16-150 2400 120 100 50 50 50 50 5 50 30 20 10 5 35 35 1.5-2.5 1.5-3.0 5*104 15
FTa16-120 2400 120 100 50 50 50 50 5 50 30 20 10 5 35 35 2.0-3.5 3.0-5.0 5*104 15
Applications: For making 16--25V Capacitors
 
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+ Tantalum Rods:
Grade Dimensiom(mm)      
Ta OD 2--10 10--20 20--30 30--45
L 1000-1500 800-1000 600-800 400-500
+ Tantalum plates and strips:
Dimensiom(MM) State Grade Chemical composition % max
Fe Si Ni W Mo Ti Nb O C H N
  b L Ta1 0.005 0.005 0.002 0.01 0.01 0.002 0.05 0.02 0.01 0.002 0.005
0.1-0.5 50-300 100-1000 M
Y
Y/2 		Ta2 0.03 0.02 0.005 0.04 0.03 0.005 0.1 0.03 0.02 0.005 0.025
>0.5-2.0 50-200 50-700 FTa1 0.01 0.02 0.005 0.02 0.02 0.005 0.05 0.03 0.03 0.002 0.02
>2.0-6.0 50-200 50-300 FTa2 0.03 0.03 0.01 0.04 0.03 0.010 0.10 0.035 0.05 0.005 0.03

Tantalum tube: Tantalum plate
M--soft, Y--hard, Y/2--Semi-hard
Ta1, Ta2--Mill Products of vacuum electron beam melted tantalum; FTa1, FTa2--Mill Praducts of P/M tantalum.
Tantalum wires for capacitor leads:
Grade State Dimensiom Physical mechanical properties Chemical composition(ppm)max
OD L Tensile
strength 		Elonga-tion Bending
times till
break 		Britt-
leness 		O C N H Fe Nb Si Ni W Mo Cr Ti
STa M 0.25 0.4 60 30-45 Analytic
data to be
Provided 		>=8 >=3 100 50 50 20 30 100 50 30 50 50 50 20
0.5 0.6 60 25-40
0.8 1.0 20
Y/2 0.25 0.4 60 <45-65 >=7 >=3
0.5 0.6 60 >40-65
0.8 1.0 20
Y 0.25 0.4 60 >65 - >=3
0.5 0.6 60
0.8 1.0 20
Or at client's requirements
 
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+ Niobium Powder For Metallurgical Purposes:
Grade Chemical composition % max Size(mesh)
Ta O C H N Fe Si Ni W Mo Ti Mn Cr Cu P S
FNb-1 0.25 0.2 0.05 0.005 0.04 0.01 0.008 0.005 0.005 0.005 0.003 0.005 0.005 0.005 / / -100
FNb-2 0.5 0.2 0.05 0.005 0.06 0.05 0.01 0.005 0.01 0.01 0.01 0.005 / 0.005 / / -100
FNb-3 2.0 0.5 0.08 0.01 / / / / / / / / / / 0.01 0.01 -80
+ Niobium Carbide Powders:
 
 
Grade Chemical composition % max Size(mesh) Uses
T¡¤C F¡¤C N Ta W Mo Ti Si Mn
FNbC-1 12.0 0.1 0.03 0.2 0.005 0.005 0.005 0.005 0.005 -100 An additive
in cemented carbides.
FNbC-2 12.0 0.1 0.05 0.3 0.01 0.01 0.01 0.01 0.01 -100
Grade Chemical composition % max Uses
Ta O N C Si Fe W Mo Ti Al Cu Cr P
Nb-01 0.1 0.06 0.04 002 0.005 0.005 0.005 0.005 0.005 / 0.003 /   For super conductors
Nb-1 0.25 0.15 0.05 0.03 0.008 0.03 0.01 0.005 0.008 / 0.005 /   For Melted cast ingots
Nb-2 2.0 0.1 0.1 0.5 0.05 0.2 / / / 0.05 0.01 0.03 0.03 For alloying additive
 
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+ Niobium Bars/Niobium Ingots:
Grade Chemical composition(ppm) max Dimension(mm) Hardness
Kg/MM2
Ta O C N W Mo Ti Si Fe H OD L
DNb-1 0.15 0.01 0.006 0.01 0.006 0.005 0.005 0.003 0.005 0.001 60-80 200-530 <=75
DNb-2 0.25 0.015 0.01 0.015 0.008 0.005 0.005 0.005 0.005 0.001 60-80 200-530 <=80
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