1.85g/cm3 1.88g/cm3 high quality isotropic graphite:
Our graphite blocks, made from excellent petroleum coke, are widely used in metallurgy, machinery, electronics and chemical industry, etc. Various graphite blocks with qualified materials are available in our factory. We could supply fine-grain graphite, medium-grain graphite, high pure graphite, isostatic graphite, kinds of domestic and imported graphite, and so on. Typical sizes as follows: 400x400x1800; 500x500x1950, 500x330x1950, 500x430x1950, 520x350x2150, 630x630x2200, 600x500x2200, 820x340x2100, 520x350x2600,1100x11000x350, ect.
Physical and chemical index:
| Item |
Unit |
Guarantee value |
Typical value |
Guarantee value |
Typical value |
| Max grain size |
mm |
0.8 |
0.8 |
0.8 |
0.8 |
| Bulk density |
g/cm3 |
≥1.70 |
1.73 |
≥1.73 |
1.76 |
| Specific resistance |
μΩ.m |
≤8.5 |
7.5 |
≤8.0 |
7 |
| Bending strength |
MPa |
≥10.0 |
11 |
≥12.0 |
12.5 |
| Compressive strength |
MPa |
≥24.0 |
27 |
≥31.0 |
34 |
| Thermal Condcutivity |
W/(m.k) |
≥120 |
150 |
≥130 |
160 |
| C.T.E.(100-600) °C |
10-6/°C |
≤2.5 |
2.2 |
≤2.5 |
2.1 |
| Ash content |
% |
≤0.3 |
0.09 |
≤0.3 |
0.09 |
| Item |
Unit |
Guarantee value |
Typical value |
Guarantee value |
Typical value |
| Max grain size |
mm |
2 |
2 |
2 |
2 |
| Bulk density |
g/cm3 |
≥1.58 |
1.6 |
≥1.70 |
1.75 |
| Specific resistance |
μΩ.m |
≤11.5 |
10.5 |
≤8.5 |
7.5 |
| Bending strength |
MPa |
≥6.0 |
6.5 |
≥9.0 |
9.5 |
| Compressive strength |
MPa |
≥18.0 |
18.5 |
≥30.0 |
31.0 |
| Modulus of elasticity |
GPa |
≤9.3 |
7.5 |
≤12.0 |
9.5 |
| C.T.E.(100-600) °C |
10-6/°C |
≤2.5 |
2.4 |
≤2.5 |
2.3 |
| Ash content |
% |
≤0.3 |
0.09 |
≤0.3 |
0.09 |
| |
|
high pure graphite |
| Item |
Unit |
baked twice |
baked three time |
baked four times |
| impregnated once |
impregnated twice |
Impregnated three times |
| grain size |
mm |
≤325mesh |
≤325mesh |
≤325mesh |
| Bulk density |
g/cm3 |
≥1.68 |
≥1.78 |
≥1.85 |
| Specific resistance |
μΩ.m |
≤14 |
≤14 |
≤13 |
| Bending strength |
MPa |
≥25 |
≥40 |
≥45 |
| Compressive strength |
MPa |
≥50 |
≥60 |
≥65 |
| Ash content |
% |
≤0.15 |
≤0.1 |
≤0.05 |
Our company is the professional manufacturer and exporter for carbon and graphite products. our company was established at 2000.Our factory is located in Beijing city.and 50 kilometers from Beijing airport.
We mainly produse graphite rod, graphite block, graphi.te crucible,graphite mould, graphite bearing,graphite felt,carbon fiber cloth,etc.
make it according to drawing and specifications.
for the graphite,We have mold graphite,isostatic graphite,extruded graphite,vibration graphite. bulk density from 1.6g/cm3 to 1.91g/cm3.
Carbon-graphite products for electron and semiconductor industry
Carbon-graphite products for application of processing by industrial furnace under high temperature;--
Carbon-graphite products for sintering mold of diamond tools
Carbon-graphite products for non-ferrous metallurgy and processing;
Carbon-graphite products for mechanical industry;
Carbon-graphite products for high-tech field
Carbon-graphite products for EDM
Carbon-graphite products for aviation and aerospace industry
We believe that duo to our high quality graphite material and formed graphite parts at very competitive prices with professional service,broad product knowledge and technical expertise can help you save much resource and improve your efficiency,and satisfy more of your customers' needs.
Contact Informations:
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