Question

The temperature at which raw rubber is heated for the vulcanisation process is ____________

(a) 0-10 ^0C

(b) 10-50 ^0C

(c) 50-100 ^0C

(d) 100-140 ^0C

I have been asked this question by my college director while I was bunking the class.

I'm obligated to ask this question of Elastomers in section Polymers of Engineering Chemistry I

Answer 1

The correct option is (d) 100-140 ^0C

For explanation: The temperature at which raw rubber is heated for the vulcanisation process is 100-140 ^0C. A typical vulcanization temperature for a passenger tire is 10 minutes at 177 °C.