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TSU BJB Polyurethane TC-8740 A/B BJB Enterprises, Inc.
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برگه داده فنی
| elastomer | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
|---|---|---|---|---|
| tensile strength | Yield | ASTM D412 | 26.7 | MPa |
| elongation | Break | ASTM D412 | 550 | % |
| tear strength | ASTM D624 | 81.1 | kN/m | |
| tensile strength | 100%Strain | ASTM D412 | 14.5 | MPa |
| 200%Strain | ASTM D412 | 17.2 | MPa | |
| 300%Strain | ASTM D412 | 21.2 | MPa | |
| thermosetting | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Thermosetting mixed viscosity | 25°C | Brookfield | 3430 | cP |
| 25°C3 | Brookfield | 250 | cP | |
| 25°C2 | Brookfield | 6150 | cP | |
| Demold Time(25°C) | Brookfield | 240to360 | min | |
| GelTime | Brookfield | 35.0 | min | |
| WorkTime4(25°C) | Brookfield | 20.0 | min | |
| Thermosetting components | PartA | 按重量计算的混合比:100.按容量计算的混合比:100 | ||
| PartB | 按重量计算的混合比:25.按容量计算的混合比:23 | |||
| Shelf Life(25°C) | 26 | wk | ||
| Physical properties | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| density | --2 | ASTM D792 | 1.09 | g/cm³ |
| --3 | 1.17 | g/cm³ | ||
| Shrinkage rate | ASTM D2566 | 0.30 | % | |
| hardness | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Shore hardness | ShoreD | ASTM D2240 | 35to45 | |
| Supplementary Information | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| CureTime | 25°C | 5.0to7.0 | day |
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