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Excellent abrasion resistance for extended service life in demanding mechanical environments.
Outstanding low-temperature flexibility down to –40 °C without brittle failure.
Good oil and grease resistance suitable for industrial and automotive contact applications.
High tensile strength and elongation at break, enabling robust dynamic performance.
Compatible with common thermoplastic processing methods including extrusion, injection molding, and blow molding.
Automotive interior trim components such as instrument panel skins and door armrests.
Industrial hoses and pneumatic tubing requiring flexibility and pressure resilience.
Consumer electronics protective casings and wearable device straps.
Medical tubing and non-invasive fluid-handling components compliant with ISO 10993 pre-screening requirements.
Footwear midsoles and outsole compounds for athletic and outdoor footwear.
| Chemical Type | Aliphatic polyester-based thermoplastic polyurethane |
| Product Form | Pellets (free-flowing, uniform cylindrical shape) |
| Appearance | Translucent off-white granules |
| Primary Applications | Extrusion, injection molding, and thermoforming |
| Key Features | Abrasion resistance, low-temperature toughness, oil/grease resistance |
| Processing Temperature Range | 180–220 °C (recommended barrel temperature) |
| Density (g/cm³) | 1.18–1.22 |
| Melt Flow Index (2.16 kg, 200 °C) | 10–14 g/10 min |
Q1: What are the key processing advantages of HF-4395A compared to conventional TPU grades?
A: HF-4395A offers enhanced melt flow stability and reduced torque demand during extrusion and injection molding, enabling smoother processing at moderate temperatures. Its optimized thermal profile supports consistent dispersion in multi-component systems without premature degradation or gel formation.
Q2: Is HF-4395A suitable for applications requiring flexibility at low temperatures?
A: Yes — HF-4395A exhibits excellent low-temperature resilience due to its balanced hard-segment content and soft-segment mobility, maintaining pliability and impact resistance down to approximately −30 °C in typical formulations.
Q3: Can HF-4395A be blended with other thermoplastics such as PC or ABS?
A: HF-4395A demonstrates good compatibility with several engineering thermoplastics, including polycarbonate and ABS, particularly when used as a toughening modifier. Compatibility should be verified through small-scale trials and morphology analysis to ensure interfacial adhesion and phase stability.
Q4: How does HF-4395A perform in terms of abrasion resistance and mechanical recovery?
A: HF-4395A delivers high abrasion resistance and rapid elastic recovery under cyclic loading, making it well-suited for dynamic applications like rollers, seals, and wearable components. Performance is further enhanced when processed under controlled moisture conditions and optimal cooling rates.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
