| Reference Technical Data for Yinxuan Isostatic Graphite Material |
| Grade |
Item |
Unit |
Reference Data |
Main Applications |
| DJY—Ⅰ |
Average Grain Size |
mm |
≤0.025 |
Mainly used to machine graphite parts with very high requirement.
1. Used in electronic, photovoltaic industries, such as precision circuit board, core parts of thermal field.
2. Used in precision casting industries, such as copper continuous casting parts.
3. Used in precision machining, such as EDM graphite.
4. Used to machine graphite crucible for melting rare metals.
5. Used to machine analysis container in labs, such as graphite boat/dish, graphite container.
6. Used in hard alloy industry, such as sintering molds. |
|
| Bulk Density |
g/cm3 |
≥1.70 |
| Specific Resistivity |
μΩ·m |
≤15.0 |
| Flexural Strength |
MPa |
≥28.0 |
| Compressive Strength |
MPa |
≥56.0 |
| Shore Hardness |
HS |
≥50.0 |
| Elastic Modulus |
GPa |
≤9.5 |
| C.T.E（100-600℃） |
×10-6/℃ |
≤3.2 |
| Ash |
% |
≤0.07 |
| DJY—Ⅱ |
Average Grain Size |
mm |
≤0.025 |
| Bulk Density |
g/cm3 |
≥1.75 |
| Specific Resistivity |
μΩ·m |
≤15.0 |
| Flexural Strength |
MPa |
≥35.0 |
| Compressive Strength |
MPa |
≥70.0 |
| Shore Hardness |
HS |
≥55.0 |
| Elastic Modulus |
GPa |
≤10.0 |
| C.T.E（100-600℃） |
×10-6/℃ |
≤3.8 |
| Ash |
% |
≤0.07 |
| DJY—Ⅲ |
Average Grain Size |
mm |
≤0.025 |
| Bulk Density |
g/cm3 |
≥1.80 |
| Specific Resistivity |
μΩ·m |
≤14.0 |
| Flexural Strength |
MPa |
≥37.0 |
| Compressive Strength |
MPa |
≥75.0 |
| Shore Hardness |
HS |
≥55.0 |
| Elastic Modulus |
GPa |
≤10.5 |
| C.T.E（100-600℃） |
×10-6/℃ |
≤4.2 |
| Ash |
% |
≤0.07 |
| DJY—Ⅳ |
Average Grain Size |
mm |
≤0.025 |
| Bulk Density |
g/cm3 |
≥1.85 |
| Specific Resistivity |
μΩ·m |
≤13.0 |
| Flexural Strength |
MPa |
≥42.0 |
| Compressive Strength |
MPa |
≥85.0 |
| Shore Hardness |
HS |
≥55.0 |
| Elastic Modulus |
GPa |
≤11.0 |
| C.T.E（100-600℃） |
×10-6/℃ |
≤4.5 |
| Ash |
% |
≤0.07 |
Isostatic Graphite
Isostatic Graphite
Isostatic Graphite |
