Another important design consideration is the environment in which any seal must function. The ability to withstand its environment is critical to a seal's success. Environmental issues include temperature, pressure, the possible use of anti-extrusion devices, friction, and the need for lubrication.

TEMPERATURE
PRESSURE & EXTRUSION
BACK-UP RINGS
FRICTION
EXTERNAL LUBRICATION
INTERNAL LUBRICATION

“The ability to withstand its environment is critical to a seal's success.”