Isoprene Rubber (IR) | Polyisoprene Rubber

Isoprene rubber is a high-performance rubber for tire production, it has good elasticity, cold resistance (glass temperature -68°C) and high tensile strength.

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Key Properties

High purity, non-polluting characteristics with low gel content and uniform quality

Excellent adhesion, flow mobility, and processing performance

Balanced physical properties in vulcanizates

Enhanced processing efficiency and end-product quality

Main Applications of Polyisoprene Rubber

• Tire manufacturing：The largest application field. Widely used in tire treads, sidewalls and inner tubes for passenger cars, trucks and engineering vehicles, providing excellent resilience and crack resistance .

• Footwear industry：Ideal for rubber shoe soles and midsoles, offering good elasticity, wear resistance and comfortable cushioning performance.

• Medical & healthcare devices：High-purity grades are used in medical gloves, catheters, bottle nipples and sealing gaskets, with low protein content and good biocompatibility as a safe alternative to natural latex .

• Industrial rubber products：Applied in conveyor belts, V-belts, seals, gaskets, rubber hoses and shock absorption parts, ensuring long service life under dynamic stress.

• Consumer goods：Used in rubber bands, sporting goods, latex products and daily elastic products, with stable elasticity and aging resistance.

Why Choose SFT as Your Isoprene Rubber Supplier

• Stable large-scale supply: 200,000 tons annual synthetic rubber production capacity, with 180,000 tons of supporting chemical products, ensuring consistent supply for bulk long-term orders.

• Strict quality control: Full-chain quality management from raw material sourcing to finished product inspection, all products comply with international industry quality standards.

• Custom formulation support: We can develop tailored isoprene rubber grades according to your specific performance, viscosity and application requirements.

• Global delivery service: Products exported to over 30 countries and regions, with optimized logistics solutions and professional after-sales technical support.