nitrile rubber

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nitrile rubber

[′nī‚trīl ‚rəb·ər]
(materials)
A synthetic rubber formed by polymerization of acrylonitrile with butadiene; the structure of the polymer is ‒CH2CH=CHCH2CH2CH(CN)‒. Also known as acrylonitrile-butadiene rubber; acrylonitrile rubber; NBR; nitrile-butadiene rubber; NR.

nitrile rubber

A synthetic rubber which has good resistance to oils and solvents; produced by copolymerizing butadiene and acrylonitrile.
References in periodicals archive ?
Diaphragms are available in Buna-N, EPDM, Geolast, Neoprene, Polyurethane, PTFE, Viton and Wil-Flex.
Bulb-Vac tool comes with one 3/4" diameter static dissipative Buna-N vacuum cup.
Units incorporate standard features including adjustable travel stops, captive springs (single acting model only), aluminum alloy body and end caps with Cataphoresis and Rilsan coating inside and outside for maximum corrosion resistance, Cataphoresis coated steel output shaft with double o-ring seal on top and bottom, aluminum alloy pistons, nylon piston guides, PTFE and bronze piston guide rings, self-lubricating BUNA-N O-Rings and stainless steel external hardware.
Brahma pumps can be ordered with aluminum or ductile iron wetted materials and buna-N or neoprene elastomers for the most demanding applications.
Optional Buna-N floats allow for use with oils, gasoline and lower density fluids.
These are available in standard brass, 303/316 stainless steel and viton with buna-n gaskets.
Series ASO is available in various thermoplastics including Grade 1 Type 1 PVC, Natural Polypropylene, and Kynar[R] PVDE Elastomers are Viton[R], EPDM, or Buna-N.
They are constructed with an aluminum body, nickel-plated brass fittings, Buna-N seals, and an EPDM gasket.