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Technical Services
Technical Services Readily Available
ROC Carbon’s engineering staff is available to help you evaluate carbon bearing bush problems and to recommend solutions involving seal geometry and material. For nonstandard parts for modified machines, we will recommend the proper bore sizes and materials for optimum performance.
TOP UP RESIN IMPREGNATION TO MAKE CARBON IMPERVIOUS
We Provide Top up Resin Impregnation Service for Finished Carbon with assurance of 8 Bar 10 Bar pressure test also.
| Grade | Type | Bulk Density (g/cm³) |
Flexural Strength Mpa |
Compressive Strength Mpa |
Young's Modulus Gpa |
Hardness Rockwell C |
Porosity Vol% |
Coefficient of Thermal Expansion 20-200°C (10ˉ⁶/K) |
Thermal Conductivity (W/mK) |
Themparature Limit (°C ) |
Oxidizing Atmosphere (°C ) |
Application Type | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FH42Z2 | Germany | Resin | 1.75 | 60 | 210 | 18 | 75 | 2 | 4.6 | 11 | 200 | 260 | Carbon Seals, Bush Bearings, Steam Joints, Carbon Segment Rings |
| FH42A | Germany | Antimony | 2.3 | 80 | 250 | 24 | 95 | 1 | 4.2 | 13 | 350 | 600 | Carbon Seals, Bush Bearings, Steam Joints, Carbon Segment Rings |
| NG 40 | Indigenous | Electro Graphite | 1.7 | 35 | 100 | 10 | 95 | 14 | 4.5 | 14 | 500 | 1200 | Bush Bearings, Carbon Segment Rings |
| NG 60 | Indigenous | Resin | 1.74 | 50 | 200 | 16 | 70 | 2 | 4.7 | 11 | 180 | 200 | Carbon Seals, Bush Bearings, Steam Joints, Carbon Segment Rings |
| NG 100 | Indigenous | Carbon Graphite | 1.85 | 65 | 210 | 18 | 70 | 2 | 4.0 | 11 | 200 | 300 | Vane Blade for Dry Pump Lubricating Blocks Crucibles |