Customization: | Available |
---|---|
Compressive Strength: | 65MPa |
Diameter: | Customer Requirement |
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High purity graphite parameter
Item |
Unit |
High pure graphite |
||
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 |
We accept small orders,please inquiry us freely. |
Item | Unit | Grade | |||||
Max Grain Size | mm | 0.8 | 0.8 | 2 | 2 | 4 | 4 |
Bulk Density | g/cm³ | ≥1.70 | ≥1.73 | ≥1.58 | ≥1.70 | ≥1.57 | ≥1.69 |
Specific Resistance | µΩ.m | ≤8.5 | ≤8.0 | ≤11.5 | ≤8.5 | ≤11.5 | ≤8.5 |
Flexural strength | Mpa | ≥10.0 | ≥12.0 | ≥6.0 | ≥9.0 | ≥6.5 | ≥9.5 |
Compressive Strength | Mpa | ≥24.0 | ≥31.0 | ≥18.0 | ≥30.0 | ≥17.5 | ≥29.0 |
Thermal Conductivity | W/(m.K) | ≥120 | ≥130 | ||||
C.T.E(100-600)ºC | 10-6/°C | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 |
Ash Content | % | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 |
Advantages and Properties of Graphite:
• High mechanical strength
• Oxidation resistance
• Chemical resistance
• Good sliding properties
• High thermal stability
• High thermal shock resistance
• Low wettability
• High corrosion resistance
• High thermal conductivity
• Good electrical conductivity
And
Application
Application: Electrodes / Vacuum furnace / Heaters / Heat shields /Electronic tube anodes / Melting and sintering moulds for various metals etc...