Monday, August 23, 2010

natural rubber


Let us learn about natural rubber.


Raw natural rubber has low tensile strength & it is abrasion resistant. Raw natural rubber absorbs large quantities of water. 0.915 is its specific gravity. Natural rubber is insoluble in alcohol, water, acetone, dilute acids & alkalis. Natural rubber is soluble in ether, carbon disulphide, carbon tetrachloride, petrol and turpentine and other hydrocarbons like benzene, toluene, gasoline & lubricating oils. Pure rubber is a amorphous solid, transparent, which on stretching or prolonged cooling becomes crystalline. Natural rubber is basically a thermoplastic but with vulcanization Natural rubber turns to thermoset. Plantation rubber also called Natural rubber


In our next blog we shall learn about alkanols I hope the above explanation was useful.Keep reading and leave your comments.

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