Cobalt Metal Powder-Extrafine

Superfine Spheroidal and rod shape Cobalt Powder With Narrow Particle Distribution can be used for Hardmetal industries & Diamond Tool applications.

Technical Data Sheet    Morphology :
Chemical Analysis :    Cobalt Extra Fine Morphology
Elements Unit EF Grade Testing Method  
Co % 99.80 Min
(Excluding Oxygen)
AAS  
O % 0.50 Leco  
C % 0.03 AAS  
Ni ppm 30 AAS  
Cu ppm 20 AAS  
Fe ppm 50 AAS  
Ca ppm 50 AAS  
Mg ppm 40 AAS    
Pb ppm 50 AAS  
Zn ppm 20 AAS  
Cd ppm 20 AAS  
Mn ppm 20 AAS  
Na ppm 50 AAS   Temperature Vs Hardness Table
AI ppm 30 AAS   for Extrafine Grade Cobalt Powder:
Li ppm 10 AAS   Temperature Centigrade Hardness HRB
Cr ppm 50 AAS   650 97
Si ppm 50 AAS   750  99 to 100
S ppm 50 Leco   800 101 to 102
Grain Size μ  1.1 to 1.50 FSSS   850 103 to 106
D5O μ 10 Laser Particle
Analyser
  900 107
AD g/cm3 0.90 to 1.3 CARNEYS   950 106

 

Main Applications:

1. Cemented Carbide Cutting Tools
(Hard Metal Industries)
2. Diamond Tool Industries
3. Metal Injection Moulding
4. Powder Metallurgy
5. Electronic Industries

Characteristics:
–  Consistent Quality
–  Stable hardness in wide range of hot
pressing Temperature
–  No reactivity towards Diamond while sintering
–  Availability in convenient vacuum packing

Hot Pressing Characteristics for Diamond Tool applications :

Pressure :    350 kg/Cm Sq.
Time :    5 Mins.
Atmosphere :    Air

Packing :

25  to 50kgs : Metal Drums with inner Silver foil  Vacuum packed bags
1 kg to 5 kgs : Silver foil packing with inner LDPE bag vacuum packed.