FLEXAERO®

FLEXAERO® is a wide range of elastomers specifically created to meet the requirements of the aerospace industry.

Our range includes a broad portfolio of elastomers which meet the NF L17-107 requirements:

  • NBR 20A…, 20B…, 21A…, 21B…, 23B… et 24B…,
  • HNBR 26B… et 26C…,
  • CR 31B… et 32A…,
  • EPDM 41B…, 42B… et 44B…,
  • VMQ 50D…, 52D…, 53D… et 54D…,
  • FMVQ 61D… et 63D…,
  • FKM 60C…, 64C…, 65C… et 66B….

Each class corresponds to a specific use and a well-defined environment.

Class Recommended applications Temperature in use
(en °C)
20A
20B
24B
Mineral-based hydraulic fluids and
based synthetic hydrocarbons
-30 to +120
-50 to +100
-50 to +120
41B Phosphate ester hydraulic fluids -50 to +100
21A
23B
26B
26C
61D
63D
60C
64C
65C
66B
Diesters lubricants, petroleum fuels
and synthetic lubricants
-20 to +120
-50 to +120
-30 to +120
-20 to +150
-55 to +180
-55 to +150
-20 to +200
-20 to +230
-10 to +230
-30 to +220
31B Petroleum oils (high aniline point) -40 to +100
42B
50D
52D
Atmospheric agents -55 to +100
-55 to +225
-55 to +200
53D Good tear resistance and good flame propagation resistance -70 to +200
54D High temperature silicone, dielectric use -55 to +250
32A Dielectric use -30 to +100

* Temperature data valid for static applications.

The technical data contained herein is based on the results of long term tests carried out in our laboratories and to the best of our knowledge is true and accurate on the date of publication. It is however subject to change without prior notice and the user should contact BORFLEX to verify the technical data is correct before specifying or ordering. No guarantee of accuracy is given or implied. We assume no responsibility for rates of coverage, performance or injury resulting from use. Liability, if any, is limited to the replacement of products. No other warranty or guarantee of any kind is made by BORFLEX, express or implied, whether statutory, by operation of law or otherwise, including merchantability or fitness for a particular purpose.