Question

What is the need of vulcanization in natural rubber?

Answer 1

1. Natural rubber becomes sticky in summer and hard in winter.
2. It also has low strength and low elasticity.
3. Vulcanization improves the strength, elasticity and durability of rubber.
4. It makes rubber more resistant to heat, wear and chemicals.
5. Therefore, vulcanized rubber is more suitable for making tyres, tubes, footwear, etc.