Troubleshooting Mechanical Seals – Heat Checking or Cracking – Part 8

Troubleshooting Mechanical Seals – Heat Checking or Cracking – Part 8

Chesterton

mechanical seals, seal face - heat cracking, seal face - heat checking
SEAL FACE – HEAT CRACKINGSEAL FACE – HEAT CHECKING
SYMPTOMS:
  • Heat checking or cracking
CAUSES:
  • Exceeded PV limits of seal face materials
  • Dry running
  • Excessive heat from product
FAILURE MODES:
  • Lack of seal face lubrication
  • Exceeded limits (speed, temperature, pressure)
  • Inadequate environmental controls
SOLUTIONS:
  • Operate within seal limits
  • Eliminate dry running conditions
  • Proper use of environmental controls

Chesterton

This is a 9 part series. Click to view each article: 1 : 2 : 3 : 4 : 5 : 6 : 7 : 8 : 9 

maintenancewld

maintenancewld

EXPLORE BY TOPIC

Join the discussion

Click here to join the Maintenance and Reliability Information Exchange, where readers and authors share articles, opinions, and more.

Get Weekly Maintenance Tips

delivered straight to your inbox