- 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
- Chemical resistant, Scratch resistant, Wear resistant, Tear resistant, Cold-flexibility, Abrasion 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
