This can be sub-divided into two distinct categories: Testing of unvulcanized compound. Testing of vulcanized compound. Testing of Unvulcanized Compound Testing of Unvulcanized Compound Test Measuring Instrument Significance Viscosity Moony viscometer It gives idea about processing performance of the rubber compound in moulding. Scorch time...
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May 21, 2015 admin
Rubber Technology
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After the rubber parts are removed from the moulds, they contain thin flash, a result of the elastomer flowing in multisection mould. This flash is typically removed by exposing the parts to a cryogenic tumbling process. This process is carried out in a machine known...
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May 21, 2015 admin
Rubber Technology
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The process transforms elastomers with weak thermoplastic properties into a strong, elastic and tough substance with useful properties and introduces a network of cross links into the elastomers. Tensile strength is maximum at optimum cure. Beyond this point, the stock is said to be over...
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May 21, 2015 admin
Rubber Technology
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Weather Resistant Rubber Ethylene Propylene Rubber – These are the fastest growing elastomers because of its outstanding properties such as good weather resistant in ozone environment. It is used in tyre side walls, tank linings, wire and cables, mechanical goods, agricultural equipment and automotive applications....
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May 21, 2015 admin
Rubber Technology
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There are four types of rubbers under general purpose rubbers. They are: Styrene-Butadiene Rubber – Styrene-Butadiene Rubber (SBR) constitutes more than half of the world production of synthetic rubber and exceeds natural rubber supply. In fact, tyre industry depends more on SBR than a natural...
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May 21, 2015 admin
Rubber Technology
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During the initial period of rubber manufacturing, the raw material was procured almost entirely from South America. Rubber occurs in the ‘Hevea Brasilienses’ tree as latex, a milky liquid exuded when the tree is wounded or cut. As early as 1834, Hancock from Brazil, suggested...
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May 21, 2015 admin
Rubber Technology
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