Glossary - O's

Occlusion (r) process by which materials are entrapped within the folds of a given substance during manufacture.

Off-register (r) misalignment of mold halves causing out-of round O-ring cross section.

Olefins a family of hydrocarbons with one carbon-carbon double bond.

Oligomer (r) a polymer consisting of only a few monomer units, such as a dimer, trimer, tetramer, etc., or their mixtures.

O-ring (r) see seal, 0-ring.

Outgassing the release of adsorbed or occluded gases or water vapor, usually by heating.

Oxidation a chemical reaction in which a compound loses electrons.

Oxidation (sc) the growth of oxide on silicon when exposed to oxygen. This process is highly temperature-dependent.

(sc) This term is generally associated with the semiconductor industry.

(r) This term is generally associated with the rubber industry.

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Our specialty is solving sealing problems for original equipment manufacturers. We carry o-rings, seals, custom molded rubber parts, wipers, diaphrams, valves and u-cups in all types of materials including Kalrez®, FKM fluorocarbon, Simriz®, nitrile (buna-n), silicone, rubber, neoprene, polyurethane, TFE and FEP encapsulated.

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