carbon brush 1)CNPC brand,high quality 2)Cu:99.6 3)Factory price 4)Port nearby advantage

carbon brush of copper powder

ELECTROLYTIC COPPER POWDER

TECHNICAL DATA

                                                   

PROPERTIES

Dendritic light rosy powder,easily oxidizedle in the moist air and soluble in heated sulfuric acid or nitric acid.

High purity, dendritic shape powder,high electrical and thermal conductivity.

 

APPLICATION

Widely used in diamond tools, carbon brushes, friction materials, P/M products and abrasive materials,pastes, electrical and electronic applications.

 

STANDARD SPECIFICATION

 

CHEMICAL COMPONENT %
Cu		≥ 99.7
Pb	< 0.005	O	< 0.15
S	< 0.004	Fe	< 0.020
Zn	< 0.004	Ni	< 0.003
Sn	<0.004	H2O	< 0.055
Hydrogen loss	<0.15	Acid insoluble	< 0.05

 

CNPC-Cu100

PHYSICAL CHARACTER
+ 200 mesh (%)	0-10	Appaeren Density (g/cm3)	1.5-2.3
+ 325 mesh (%)	20-30	-325 mesh (%)	60-70

 

CNPC-Cu200

PHYSICAL CHARACTER
+ 325 mesh (%)	0-5	Appaeren Density (g/cm3)	1.2-1.9
-325 mesh (%)	95-100

 

CNPC-Cu300

PHYSICAL CHARACTER
+ 200 mesh (%)	0-5	Appaeren Density (g/cm3)	1.5-2.0
+ 325 mesh (%)	10-15	-325 mesh (%)	80-90

 

CNPC-Cu400

PHYSICAL CHARACTER
+ 100 mesh (%)	5-10	Appaeren Density (g/cm3)	1.8-2.5
+ 150 mesh (%)	10-20	+ 325 mesh (%)	20
+ 200 mesh (%)	50-60

carbon brush