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PUR，Unspecified BJB Polyurethane TC-889 A/B BJB Enterprises, Inc.
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برگه داده فنی
| impact performance | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
|---|---|---|---|---|
| Impact strength of cantilever beam gap | ASTM D256 | 37 | J/m | |
| mechanical properties | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| elongation | Yield | ASTM D638 | 10 | % |
| Bending modulus | ASTM D790 | 1720 | MPa | |
| bending strength | ASTM D790 | 68.9 | MPa | |
| Tensile modulus | ASTM D638 | 1650 | MPa | |
| tensile strength | Yield | ASTM D638 | 52.4 | MPa |
| thermosetting | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Thermosetting components | PartA | 按重量计算的混合比:100.按容量计算的混合比:88 | ||
| PartB | 按重量计算的混合比:100.按容量计算的混合比:100 | |||
| Thermosetting mixed viscosity | 25°C2 | ASTM D2393 | 725 | cP |
| 25°C4 | ASTM D2393 | 830 | cP | |
| Demold Time(25°C) | ASTM D2393 | 30to45 | min | |
| 后固化时间(25°C) | ASTM D2393 | 120to170 | hr | |
| WorkTime5(25°C) | ASTM D2393 | 2.5 | min | |
| Thermosetting components | Shelf Life | 26 | wk | |
| Thermosetting mixed viscosity | 25°C3 | ASTM D2393 | 325 | cP |
| thermal performance | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Hot deformation temperature | 0.45MPa,Unannealed | ASTM D648 | 90.6 | °C |
| 1.8MPa,Unannealed | ASTM D648 | 80.6 | °C | |
| Physical properties | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Shrinkage rate | MD | ASTM D2566 | 0.60 | % |
| density | --2 | ASTM D792 | 1.04 | g/cm³ |
| -- | ASTM D792 | 1.14 | g/cm³ | |
| --3 | ASTM D792 | 1.18 | g/cm³ | |
| 特定体积 | ASTM D792 | 0.903 | cm³/g | |
| hardness | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Shore hardness | ShoreD | ASTM D2240 | 78to82 |
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