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Hardness and Classification Based on Hardness

natural rubbe...

Question

natural rubber obtained from rubber latex is soft and sticky suggest a method to improve the stiffness of rubber

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Solution

Dear student
Vulcanization of rubber :- it is used for the improvement of the elasticity, hardness, resistance, strength, viscosity.
In this method rubber is heated with sulphur which results in the 3D cross linking of the rubber molecule.
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