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What Is Natural Rubber?

Updated: 2026-10-08 · RIOMI Editorial · Products & Grades
Quick AnswerNatural Rubber (NR) is mainly derived from rubber-tree latex and processed into raw rubber; its specific end-use performance must still be validated against formulation, vulcanization, and in-service conditions.

Product Scope

Natural Rubber (NR) is not a single grade. Latex, Ribbed Smoked Sheets (RSS), and Technically Specified Rubber (TSR) are distinct commercial forms; raw rubber, compound rubber, and vulcanized products are also at different processing stages.

Key Questions Before Purchasing

First confirm whether the customer is buying raw rubber or compound rubber, the actual grade to be used, the operating conditions of the finished article, the mixing location, and the purchasing authority. The raw rubber volume cannot be inferred from the finished product name alone.

Natural RubberNRlatexraw rubber

Sources & Further Reading

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