Products and services
Thermoplastic polyurethane TPU Desmopan 55D (Covestro)
Description
Desmopan 3055D from Covestro is a high-strength ether-based thermoplastic polyurethane (TPU) block copolymer. The material demonstrates very short molding cycle times, good wear resistance and excellent abrasion resistance. Suitable for processing by injection molding.
Advantages:
- High strength
- Wear and abrasion resistance
- Short molding cycle time
- Resistance to high temperatures
Applications:
Desmopan 3055D is used in various industries thanks to its unique properties. The main applications include:
Rollers: wear-resistant and durable components for rollers and bearings.
Engineering parts: machine and mechanism components requiring high strength and wear resistance.
parameter
unit
value
Properties:
Shore A hardness (15 s)
—
96 (ISO 868)
Shore D hardness (15 s)
—
56 (ISO 868)
Tensile strength (23 °C)
MPa
53.5 (ISO 37)
Elongation at break (23 °C)
%
408 (ISO 37)
Stress at 10 % elongation (M10, 23 °C)
MPa
14 (ISO 37)
Stress at 50 % elongation (M50, 23 °C)
MPa
19.9 (ISO 37)
Stress at 100 % elongation (M100, 23 °C)
MPa
22.2 (ISO 37)
Stress at 300 % elongation (M300, 23 °C)
MPa
39.5 (ISO 37)
Compression set (70 °C, 24 h, method A)
%
35 (ISO 815-1)
Compression set (23 °C, 72 h)
%
21 (ISO 815-1)
Compression set (70 °C, 24 h, method C)
%
26 (ISO 815-1)
Abrasion resistance
mm³
26 (ISO 4649)
Rebound resilience (23 °C)
%
35 (ISO 4662)
Tear resistance
kN/m
136 (ISO 34-1)
Tensile modulus (23 °C)
MPa
1200 (ISO 527-1/-2)
Tensile modulus (−20 °C)
MPa
256 (ISO 527-1/-2)
Tensile modulus (60 °C)
MPa
117 (ISO 527-1/-2)
Flexural modulus
MPa
128 (ISO 178)
Density
g/cm³
1.22 (ISO 1183-1)
Vicat softening temperature
°C
>120 (ISO 306)
Bulk density
kg/m³
500…700
*
Typical data for this polymer class, for reference.
The stated values are measured by internal test methods close to the corresponding ISO and GOST standards.
The information is for reference only; we recommend using the technical data after agreement with the supplier and signing of a normative technical specification.
