Square Cut Rings vs. O rings: Which One is Right for You?

There are also O – rings with a square profile, commonly called square – cut. Square cuts were introduced as an economical substitution for O – rings. The physical sealing property of square – cut is inferior to the O – rings.

O – Ring materials may be subjected to high or low temperatures, chemical attack, vibration, abrasion, movement and the materials are selected according to the situation.