Rotary Thermoplastic Seals-Mechanical influence-damaging

Failure mode

damaging of seal

Failure cause

seal damaged during installlation / 

assembling

Remedial measures

correct assembling

check if assembling area is deburred; 

no sharp edges, threads, ...

use installation tools

Failure mode

damaged by foreign particles

Failure cause

dirt intrusion

Remedial measures

cleaning of system and filtering in front of

 start-up

check filter function

check cleanliness of seal before installation