The HJ Mechanical Seal is a high-performance industrial sealing solution designed for demanding applications involving high-viscosity fluids and media containing solid particles. It serves as a reliable replacement for BURGMANN HJ92N and MTU DR2-S, widely used in industrial pump systems.
Engineered with a balanced design and wave spring technology, the HJ provides excellent stability, reduced wear, and extended service life even under harsh operating conditions. Its advanced material combinations, including silicon carbide, carbon, and stainless steel, ensure superior resistance to abrasion, corrosion, and thermal stress.
This seal is specifically developed for industries requiring robust and durable sealing performance, making it ideal for continuous operation in aggressive environments.
- Balanced mechanical seal with wave spring design
- Suitable for high-viscosity and slurry applications
- Replacement for BURGMANN HJ92N & MTU DR2-S
- High resistance to abrasion, corrosion, and thermal stress
- Advanced materials (SIC / Carbon / SS304 / Encapsulated Seals)
- Designed for harsh industrial environments
- Long service life with stable performance
| Seal size d(mm) | d3 | d6 | d7 | l8 | l1k | l3 |
| 18 | 32 | 27 | 33 | 15.0 | 37.5 | 7 |
| 20 | 34 | 29 | 35 | 15.0 | 37.5 | 7 |
| 22 | 36 | 31 | 37 | 15.0 | 37.5 | 7 |
| 24 | 38 | 33 | 39 | 15.0 | 40.0 | 7 |
| 25 | 39 | 34 | 40 | 15.0 | 40.0 | 7 |
| 28 | 42 | 37 | 43 | 15.0 | 42.5 | 7 |
| 30 | 44 | 39 | 45 | 15.0 | 42.5 | 7 |
| 32 | 47 | 42 | 48 | 15.0 | 42.5 | 7 |
| 33 | 47 | 42 | 48 | 15.0 | 42.5 | 7 |
| 35 | 49 | 44 | 50 | 15.0 | 42.5 | 7 |
| 38 | 54 | 49 | 56 | 16.0 | 45.0 | 8 |
| 40 | 56 | 51 | 58 | 16.0 | 45.0 | 8 |
| 43 | 59 | 54 | 61 | 16.0 | 45.0 | 8 |
| 45 | 61 | 56 | 63 | 16.0 | 45.0 | 8 |
| 48 | 64 | 59 | 66 | 16.0 | 45.0 | 8 |
| Seal size d(mm) | d3 | d6 | d7 | l8 | l1k | l3 |
| 50 | 66 | 62 | 70 | 17.0 | 47.5 | 9.5 |
| 53 | 69 | 65 | 73 | 17.0 | 47.5 | 9.5 |
| 55 | 71 | 67 | 75 | 17.0 | 47.5 | 9.5 |
| 58 | 78 | 70 | 78 | 18.0 | 52.5 | 10.5 |
| 60 | 80 | 72 | 80 | 18.0 | 52.5 | 10.5 |
| 63 | 83 | 75 | 83 | 18.0 | 52.5 | 10.5 |
| 65 | 85 | 77 | 85 | 18.0 | 52.5 | 10.5 |
| 68 | 88 | 81 | 90 | 18,5 | 52.5 | 11.0 |
| 70 | 90 | 83 | 92 | 19.0 | 60.0 | 11.5 |
| 75 | 99 | 88 | 97 | 19.0 | 60.0 | 11.5 |
| 80 | 104 | 95 | 105 | 19.0 | 60.0 | 11.5 |
| 85 | 109 | 100 | 110 | 19.0 | 60.0 | 11.5 |
| 90 | 114 | 105 | 115 | 20.5 | 65.0 | 13.0 |
| 95 | 119 | 110 | 120 | 20.5 | 65.0 | 13.0 |
| 100 | 124 | 115 | 125 | 20.5 | 65.0 | 13.0 |
- Slurry and high-viscosity fluid systems
- Sugar refining and food processing
- Wastewater and sewage treatment
- Paper and pulp industry
- Chemical and petrochemical plants
- Heavy-duty industrial pumps