Товары и услуги
Thermoplastic polyurethane TPU Desmopan D445 (Covestro)
Description
Desmopan D445 is an ester-based thermoplastic polyurethane (TPU) block copolymer with low compression set. It offers good heat, oil and grease resistance. Suitable for processing by injection molding. Desmopan 445 is widely used in the automotive industry.
Advantages:
- Resistance to greases and oils
- Good heat resistance
- Low compression set
- Strength and elasticity
Applications:
Desmopan D445 is used across various industries thanks to its unique properties. Main application areas include:
Automotive: seals, gaskets, hoses and other components exposed to oils and greases.
Molded engineering parts: components requiring high strength and heat resistance, used in mechanical engineering and other industries.
Parameter
Unit
Value
Properties:
Stress at 10 % elongation (M10, 23 °C)
MPa
4.4 (ISO 37)
Stress at 100 % elongation (M100, 23 °C)
MPa
12.1 (ISO 37)
Stress at 300 % elongation (M300, 23 °C)
MPa
26 (ISO 37)
Tensile strength (23 °C)
MPa
48 (ISO 37)
Elongation at break (23 °C)
%
>300 (ISO 37)
Compression set (23 °C, 72 h)
%
15 (ISO 815-1)
Compression set (70 °C, 24 h)
%
26 (ISO 815-1)
Compression set (100 °C, 24 h)
%
95 (ISO 34-1)
Tear resistance (flow direction)
kN/m
25 (ISO 4649)
Abrasion resistance
mm³
93 (ISO 868)
Shore A hardness (15 s)
—
43 (ISO 868)
Shore D hardness (15 s)
—
1.22 (ISO 1183-1)
Density
g/cm³
Типові дані для даного класу полімерів для довідки.
Указанные показатели измеряются по внутренним методикам, близким к соответствующим ISO, ГОСТ
Информация носит ознакомительный характер, рекомендуем использовать техническую информацию после согласования с поставщиком и подписания нормативно-технической спецификации
