Glossary - N's
Necking the localized reduction in cross section that may occur in a material under tensile stress.
Negative resist (sc) photoresist that remains in areas that were not protected from exposure by the opaque regions of a mask while being removed by the developer in regions that were protected. A negative image of the mask remains following the development process.
Network (r) a three-dimensional structure formed by interchain or intrachain bonding of polymer molecules in combination with chain entanglements.
Nip (r) the radial clearance between rolls of a mill or calender on a line of centers.
Nitrile (Buna-N) (r) a common hydrocarbon elastomer.
Non-fill (r) defect resulting from the failure of the rubber to fill out all the mold pattern detail.
Non-polar pertaining to an element or compound which has no permanent dipole moment.
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.