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PUR，Unspecified BJB Polyurethane WC-775 A/B BJB Enterprises, Inc.
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برگه داده فنی
| Filling analysis | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
|---|---|---|---|---|
| Brookfield viscosity | PartA:25°C | 650 | mPa·s | |
| PartB:25°C | 400 | mPa·s | ||
| Mixed:25°C | 600to700 | mPa·s | ||
| impact performance | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Impact strength of cantilever beam gap | ASTM D256 | 62 | J/m | |
| mechanical properties | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| bending strength | ASTM D790 | 54.5 | MPa | |
| Bending modulus | ASTM D790 | 1450 | MPa | |
| Tensile modulus | ASTM D638 | 1860 | MPa | |
| tensile strength | ASTM D638 | 47.6 | MPa | |
| elongation | Yield | ASTM D638 | 62 | % |
| thermosetting | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Thermosetting components | PartA | 按重量计算的混合比:95.按容量计算的混合比:91 | ||
| PartB | 按重量计算的混合比:100.按容量计算的混合比:100 | |||
| Shelf Life | 26 | wk | ||
| Demold Time(25°C) | 960to1400 | min | ||
| 后固化时间(25°C) | 120to170 | hr | ||
| GelTime | 20.0 | min | ||
| WorkTime4(25°C) | 15.0 | min | ||
| Physical properties | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| density | --2 | ASTM D792 | 1.03 | g/cm³ |
| --3 | ASTM D792 | 1.08 | g/cm³ | |
| -- | ASTM D792 | 1.09 | g/cm³ | |
| 特定体积 | ASTM D792 | 0.961 | cm³/g | |
| Shrinkage rate | MD | ASTM D2566 | 0.50 | % |
| hardness | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Shore hardness | ShoreD | ASTM D2240 | 76to80 |
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