1. Presented by Prachi Vishwakarma

2.  The word rubber come from the materials from the rubber tree name “Havea Brasiliensis”  The different between raw rubber and vulcanized rubber or elastomer. 1. Raw rubber either natural rubber or synthetic rubber are materials that has plastic properties and can be reshaping at high temperature and not suitable for applications. 2. Elastomer is the words that used for vulcanized rubber, vulcanisate or crosslinking rubber

3. Natural Rubber Difficulties with natural rubber Strength Availability Bacterial breakdown Creep

4. Raw Rubber Vulcanize rubber/ End product  Mastication process  Compounding  Forming process  Vulcanization process Rubber Compound

5. The different between raw rubber and vulcanized rubber or elastomer. Raw rubber either natural rubber or synthetic rubber are materials Raw Rubber has plastic properties and can be reshaping at high temperature and not sutaible for applications. Elastomer is the words that used for vulcanized rubber, vulcanisate or crosslinking rubber.