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Technically specified natural rubber

Natural Rubber SIR 20

Indonesian natural rubber for tyre manufacturing and general rubber compounding.

Product overview

SIR 20 is a widely used technically specified natural rubber grade for compounds requiring dependable elasticity, strength and processability. The precise producer grade and shipment parameters are confirmed before supply.

Typical applications

Tyres and tubesConveyor beltsHoses and profilesGeneral rubber goods

Supply and documentation

Bale packing, palletisation, quantity, origin documents, TDS and batch COA are confirmed with the commercial offer.

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Parameters controlled

Dirt contentProducer specification
Ash contentProducer specification
Volatile matterProducer specification
NitrogenProducer specification
Initial plasticityProducer specification
Plasticity Retention IndexProducer specification
Mooney viscosityAs applicable

Values are confirmed against the selected producer TDS and current batch COA.