Customization: | Available |
---|---|
Compressive Strength: | 65MPa |
Diameter: | Customer Requirement |
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Graphite bars
We offer Graphite Rods that are widely used in the Tooling (EDM), Glass & Jewelry, and General Manufacturing industries.
Graphite Rods can be used in both roughing and finishing edm applications. And can also be used as diamond dressing blanks.
Application: Electrodes / Vacuum furnace / Heaters / Heat shields /Electronic tube anodes / Melting and sintering moulds for various metals.
Properties:
1.Excellent conductive properties
2.Excellent thermal conductivity
3.Thermal stability
4.Good chemical stability
5.Sufficient mechanical strength
6 High thermal
7.High temperature resistance
8.Compact structure, uniform, low porosity, more open pores
9.High-purity, low impurities
Technical Data :
|
Density |
Ash |
Bending strength |
Elastic modulus |
Grain size |
Material 1 |
1.62 |
0.3 |
14 |
28 |
1,2,4 |
Material 2 |
1.72 |
0.3 |
18 |
36 |
0.8,4 |
Material 3 |
1.75 |
0.3 |
24 |
45 |
325 mesh |
Material 4 |
1.80 |
0.2 |
28 |
52 |
325 mesh |
Material 5 |
1.85 |
0.2 |
36 |
62 |
325 mesh |
Fine-grain Specialty Graphite FXG-1 | Fine-grain Specialty Graphite FXG-2 | ||||
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 |
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
Application
Application: Electrodes / Vacuum furnace / Heaters / Heat shields /Electronic tube anodes / Melting and sintering moulds for various metals etc...