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Grade: Estane® 58887
Formula: PU
Form: Granule
Material: Polyurethane (PU)
Commodity: Polymers
Nominal Granule Size: 3-5mm
Type: Thermoplastic elastomer
Color: Natural

Estane® 58887 Polyurethane Granules

Estane® 58887 Polyurethane Granules are thermoplastic polyurethane (TPU) materials engineered for exceptional mechanical resilience, abrasion resistance, and flexibility over a wide temperature range. Their granular form ensures ease of handling, precise dosing in manufacturing processes, and compatibility with injection molding, extrusion, and compounding techniques. These granules are valued for their outstanding tensile strength, chemical resistance, and vibration-damping capabilities, making them suitable for industries including automotive, electronics, sporting goods, and medical devices. Applications range from high-performance seals and gaskets, to protective cable jackets, footwear components, and shock-absorbing elements in mechanical assemblies. In research and innovation, Estane® 58887 TPU granules enable the development of reconfigurable and shape-memory structures, as well as lightweight damping solutions, supporting advancements in materials engineering and product design. Their adaptability and durability make them indispensable in both industrial-scale production and experimental material prototyping.
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Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Fair
Acids - dilute Good
Alkalis Good
Electrical Properties
Element Value
Dissipation factor @ 1MHz 0.02
Dielectric strength( kV mm⁻¹ ) 7.6
Physical Properties
Element Value
Water absorption( % ) 0.1
Density( gcm⁻³ ) 1.2
Mechanical Properties
Element Value
Izod impact strength( J m⁻¹ ) 69.4
Pultrusions
Element Value
Compressive strength( MPa ) 69

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