Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Kaiyin TPE 3XX

Kaiyin TPE 3XX is a high-performance thermoplastic elastomer series from Kaiyin, offering excellent elasticity, processability and chemical resistance. Designed for demanding applications like automotive parts, consumer goods and medical devices, it features low compression set, good UV stability and easy injection molding or extrusion processing. This model delivers consistent Shore A hardness, superior tear strength and recyclability—ideal for sustainable, high-precision TPE solutions.
  • kaiyin tpe 3xx_12a339a3
  • kaiyin tpe 3xx_12a339a3

Features Of Kaiyin TPE 3XX

  1. Excellent elasticity and recovery performance across a wide temperature range (−40 °C to +90 °C).

  2. Good processability via injection molding, extrusion, and overmolding onto PP, PS, and ABS substrates.

  3. Low compression set for long-term sealing and gasketing reliability.

  4. RoHS-compliant formulation with no added phthalates, heavy metals, or halogens.

  5. Soft-touch surface finish with adjustable hardness (Shore A 30–90, customizable by grade).

Typical Applications Of Kaiyin TPE 3XX

  1. Automotive interior trim components including door handles, gear knobs, and dashboard soft-touch overlays.

  2. Consumer electronics protective cases, grips, and button actuators requiring tactile feedback and durability.

  3. Medical device housings and non-invasive wearable components meeting ISO 10993 biocompatibility screening requirements.

  4. Household appliance seals, gaskets, and ergonomic tool grips for power tools and kitchen appliances.

  5. Packaging closures and dispensing components for personal care products requiring chemical resistance to alcohols and mild surfactants.

Specifications Of Kaiyin TPE 3XX

Chemical TypeThermoplastic Elastomer (SEBS-based)
Product FormPellets (free-flowing, uniform size)
AppearanceOpaque to translucent, natural or custom colorable
Primary ApplicationsOvermolding, soft-touch parts, dynamic seals, ergonomic components
Key FeaturesElastic recovery, substrate adhesion, low odor, recyclable
BenefitsReduced assembly steps, improved user comfort, compliance-ready formulation
Processing MethodInjection molding (melt temp: 180–220 °C), extrusion, two-shot molding
Storage ConditionsKeep in dry, ventilated area; avoid direct sunlight and moisture


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