graphite powder is widely used in steel and iron casting as carbon additive to increase carbon content of steel or iron. Our product is of high quality and at lower price.
Specifications
Fixed carbon(FC): 70%, 75%, 78%, 80%, 83%, 85%
Volatile matter: Less than 4%, less than 3%
Sulfer: Less than 0.2%, less than 0.1%, less than 0.05%
Grain size: 1-3mm, 1-5mm, 1-6mm, 1-8mm, 1-10mm, 1-30mm, 0.3-3mm.
Products Names: Nature flake half expandable graphite powder
Physical Properties:
black flake powder, insoluble in water, density is 2.25g/cm3, it’s an allotrope of elemental carbon.
Application Range:
mainly used in Pencil lead, refractory materials, conductive materials, lubrication materials, carbon manufacturing, radiation protection materials. Also as positive filling material of alkaline zinc manganese high-energy battery, it has the character of high purity, good conductivity and low gas evolution.
Technical data:
|
Item |
Standard |
|
Ash content |
≤0.1% |
|
Moisture |
≤0.5% |
|
Particle Size (800 mesh) |
≥ 95% |
|
Gas Evolution (ml/g.day) |
≤0.1 |
|
Apparent Specific Gravity (g/ml) |
0.14±0.02 |
|
D50 (μm) |
12-16 |
|
Fe(ppm) |
≤30 |
|
Mo(ppm) |
≤1 |
|
Cu(ppm) |
≤1 |
|
Cd(ppm) |
≤1 |
|
Pb(ppm) |
≤5 |
|
Hg(ppm) |
≤1 |
|
Cr(ppm) |
≤8 |
|
Co(ppm) |
≤1 |
|
V(ppm) |
≤1 |
|
Sb(ppm) |
≤0.2 |
|
As(ppm) |
≤0.5 |
|
Al(ppm) |
≤50 |
|
Ni(ppm) |
≤10 |
Re: the above specification can be produced as the customers’ requirement.
Packing: 25kg bag packing and 40 units of 25kg bag in one 1000kg bag
