Clwyd Compounders Ltd Clwyd Compounders Ltd Contact Clwyd Compounders
Clwyd Compounders Ltd
Latest News...

Rubber Technologist Wanted for Growing Team - April 2017

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

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


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%

<< Back to full Polymer List

Home | About Us | Understanding your needs | Material Selection | Compound Manufacture
Technical Services | Quality & Tech Info | News | Contact Us
© 2017 Clwyd Compounders Ltd. All rights reserved | Privacy Policy | Disclaimer | Site Map Site by Notcon