Character 
High purity 4N nickel (Ni) 

Grade                   4N 

Ni                       limit99.99% 

Total impurity      100ppm max 

(Total impurity include Si P S Mn Fe Co Zn As Cd Sb Sn Pb Bi Mg Al Cu etc., 16 kinds in total) 


Electrolytic nickel powder(-200mesh) 

Ni+Co(wt.%)                     Limit99.5% 

Total impurity(wt.%)       0.5 max 

grain distribution              -200mesh 

melting point                    1455C 

ratio                                   1.20-1.40?g/cm3 

appearance                       grey or black dendritic powder 



Reduction nickel powder (-5micron) 

Ni (wt.%)                       99.5%up 

C                                0.08 max 

Total impurity(wt.%)    0.3max 

grain distribution          -5um 

melting point                  1455C 

ratio                       1.0-2.0g/cm3 

appearance                 Grey or black dendritic powder 


Atomization nickel powder 

Ni+Co(wt.%)          99.8%up 

C                           0.003max 

Si                          0.003max 

Fe                          0.004max 

other impurity(wt.%)     0.5max 

grain distribution       -200mesh 

melting point            1455C 

ratio                    1.8-4.8g/cm3 

Liquidity                30S/50g max 

appearance               Grey sphere powder