Material Comparison
Product Info
Product Name
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PUR-MDI 641 IBS (30 pcf) Covestro - Polycarbonates
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Plastic Datasheets
| hardness | Test Condition | Test Method | Covestro - Polycarbonates/641 IBS (30 pcf) |
|---|---|---|---|
| Shore hardness | ShoreD,12.7mm | ASTM D2240 | 61 |
| thermal performance | Test Condition | Test Method | Covestro - Polycarbonates/641 IBS (30 pcf) |
|---|---|---|---|
| Hot deformation temperature | 0.45MPa,Unannealed,12.7mm | ASTM D648 | 70.0 °C |
| mechanical properties | Test Condition | Test Method | Covestro - Polycarbonates/641 IBS (30 pcf) |
|---|---|---|---|
| Bending modulus | 12.7mm | ASTM D790 | 483 MPa |
| bending strength | 12.7mm | ASTM D790 | 20.0 MPa |
| compressive strength | 12.7mm | ASTM D695 | 8.96 MPa |
| elongation | Break,12.7mm | ASTM D638 | 8.0 % |
| tensile strength | Break,12.7mm | ASTM D638 | 9.65 MPa |
| thermosetting | Test Condition | Test Method | Covestro - Polycarbonates/641 IBS (30 pcf) |
|---|---|---|---|
| Thermosetting components | 按重量计算的混合比 | 100 | |
| PartA | 按重量计算的混合比:110 |
| Physical properties | Test Condition | Test Method | Covestro - Polycarbonates/641 IBS (30 pcf) |
|---|---|---|---|
| density | ASTM D792 | 0.479 g/cm³ | |
| Shrinkage rate | MD:12.7mm | ASTM D955 | 0.30to0.50 % |
| impact performance | Test Condition | Test Method | Covestro - Polycarbonates/641 IBS (30 pcf) |
|---|---|---|---|
| Impact strength of simply supported beam without notch | Internal Method | 9.0 kJ/m² |