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Mechanical Seals Troubleshooting-Even/Uneven Wear Track (part 4) |
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Written by Administrator
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Saturday, 20 September 2008 06:45 |
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from Chesterton
Posted 10-26-03 
| EVEN WEAR TRACK | UNEVEN WEAR TRACK |
SYMPTOMS: CAUSES: Even wear on a seal face usually indicates - - Good contact between the mating seal rings
Uneven wear on a seal face indicates - - Distortion of the seal ring due to over tightening, clamping, or excessive pressure
- Distortion due to insufficient gland support
- Misaligned seal rings in a split seal
- Improperly stress relieved component
FAILURE MODES: - Misinstallation
- Quality/design related issue
SOLUTIONS: - Review installation techniques/instructions
- Check/reduce torque and evenly tighten gland bolts
- Review operating conditions
- Reduce torque and evenly tighten gland bolts
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