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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 - BR - Polybutadiene...

Clwyd reference BR
ASTM classification BR

Polybutadiene rubber

Typical applications Winter tyres
Advantages

Good tensile strength
Good low temperature performance

Disadvantages

Poor resistance to oils and non-polar solvents
Poor steam resistance
Poor ozone and weathering resistance
Reduced resilience and abrasion resistance cf. NR and SBR

 
Available hardness range (Shore A) 40 – 90
Upper continuous service temp. (°C) 100
Min. temp. for sealing applications (°C) -60
Minimum non-brittle  temp.  (°C) -90
Tensile strength (up to) 20 MPa
Elongation at break (up to) 550%

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