Spiral grooves similar to a screw thread on a shaft surface that can result from improper finishing process, may result in early leakage.
The tensile stress at a specified elongation. A measure of resistance to deformation.
The ratio of the stress to the resulting strain (the latter expressed as a fraction of the original height or thickness in the direction of the force).
A molded imperfection on the surface of the seal.
A single organic molecule usually containing carbon and capable of additional polymerization.