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Rubber Technologist Wanted for Growing Team - April 2017

Due to growth, an exciting opportunity has arisen for a Rubber Technologist / Senior Technologist to...read more

Polymer Types - XNBR - Carboxylated nitrile butadiene rubber...

Clwyd reference XNBR
ASTM classification XNBR

Carboxylated Nitrile Butadiene Rubber

Typical applications Oil resistant applications in automotive, marine and aircraft fuel systems where high strength and abrasion resistance is required
Advantages

Good resistance to oils and non-polar solvents
Improved tear strength and abrasion resistance cf. NBR

Disadvantages

Poor ozone and weathering resistance
Poor steam resistance

 
Available hardness range (Shore A) 50 - 95
Upper continuous service temp. (°C) 125
Min. temp. for sealing applications (°C) -15
Minimum non-brittle  temp.  (°C) -30
Tensile strength (up to) 25 MPa
Elongation at break (up to) 250%

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