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NATURAL AND SYNTHETIC RUBBER, NATURAL
RUBBER & LATEX, NATURAL
RUBBER…
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NATURAL
RUBBER & LATEX
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Properties
Elastic
- long range reversible extension even if
relatively small force is applied
Prepared
Latex
- Colloidal Solution of Rubber in Water
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Recovering rubber
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- The coagulum (soft solid slabs) is then squeezed through a series of rolls which drive out most of the water and reduce thickness to about 3 mm.
- The sheets are then draped over wooden frames and dried in smokehouses for several days
- Coagulated rubber on separation and drying gives crude (raw) rubber.
- Rubber, at this stage, is soft, sticky and thermoplastic. It has low tensile strength and low elasticity.
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