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| 1. |
What is the role of function of sulphur in vulcanization of rubber ? |
| Answer» Solution :During vulcanization, natural ID HEATED with `3-5%` sulphur . The FUNCTION of sulphur is to introduce sulphur (or disulphide) BRIDGES or cross-links between polymer chainsthereby IMPARTING more tensile strength, elasticity and resistance to abrasion. | |