| Balance seal compensates for higher pressures by locating faces such that stuffing box pressure has less effect on face closure. |
| Balance mechanical seal such as this type of RCH75FII seal, | |
| Operating conditions | | | | | | |
| Temperature: -20 to +200°C | | | | | | |
| Pressure: ≤2.5MPa | | | | | | |
| Speed: ≤20m/s | | | | | | |
| Materials | | | | | | |
| Stationary ring: sic, ceramic etc. | | | | | | |
| Rotary ring: carbon graphite, sic, etc. | | | | | | |
| Secondary seal: NBR, EPDM, Viton | | | | | | |
| Others: SS304, SS316, etc. | | | | | | |
| Mediums: water,oil, acides, alkali with low corrosion, etc. | | |
| Size: 14mm to 95 in metric available | | | | | | |
