- Thermoplastic Polyurethanes
Desmopan 445
injection molding grade; grease and oil-resistant; good heat resistance; low compression set; Application; Automotive engineering; Injection molded engineering parts
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About
Product Types
No data available
Material
- Thermoplastic Polyurethanes
- Cold-flexibility, Abrasion resistant, Chemical resistant, Scratch resistant, Wear resistant, Tear resistant
General Characterization
No data available
Storage Conditions
No data available
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Injection molding - Melt temperature | - | °C | 210 - 235 | |
| Injection molding - Mold temperature | - | °C | 20 - 40 | |
| Maximum drying temperature | - | °C | 110 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Tensile storage modulus | ISO 6721-1,-4 | -20 °C | MPa | 790 |
| Tensile storage modulus | ISO 6721-1,-4 | 20 °C | MPa | 100 |
| Tensile storage modulus | ISO 6721-1,-4 | 60 °C | MPa | 58 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Abrasion resistance | ISO 4649 method A | mm³ | 25 | |
| Compression set | DIN ISO 815-1, Method A | 24 h; 70 °C | % | 26 |
| Compression set | DIN ISO 815-1 | 72 h; 23 °C | % | 15 |
| Compression set | DIN ISO 815-1, Method C | 24 h; 70 °C | % | 17 |
| Rebound resilience | ISO 4662 | % | 40 | |
| shore hardness A | DIN ISO 7619-1 | 1s | 93 | |
| shore hardness D | DIN ISO 7619-1 | 1s | 43 | |
| Strain at break | DIN 53504 | 200 mm/min | % | 530 |
| Stress at 10 % strain | DIN 53504 | 200 mm/min | MPa | 4,4 |
| Stress at 100 % strain | DIN 53504 | 200 mm/min | MPa | 12,1 |
| Stress at 300 % strain | DIN 53504 | 200 mm/min | MPa | 26 |
| Tear strength | ISO 34-1 | 500 mm/min | kN/m | 95 |
| Ultimate tensile strength | DIN 53504 | 200 mm/min | MPa | 48 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Density | ISO 1183-1 | kg/m³ | 1220 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
