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PUR，Unspecified BJB Polyurethane TC-891 A/B BJB Enterprises, Inc.
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Technical Data Sheet
| Filling analysis | Test Condition | Test Method | Test Result | Test Unit |
|---|---|---|---|---|
| Brookfield viscosity | Mixed:25°C | 725 | mPa·s | |
| PartA:25°C | 325 | mPa·s | ||
| PartB:25°C | 830 | mPa·s | ||
| impact performance | Test Condition | Test Method | Test Result | Test Unit |
| Impact strength of cantilever beam gap | ASTM D256 | 37 | J/m | |
| mechanical properties | Test Condition | Test Method | Test Result | Test Unit |
| Tensile modulus | ASTM D638 | 1650 | MPa | |
| tensile strength | ASTM D638 | 52.4 | MPa | |
| elongation | Break | ASTM D638 | 10 | % |
| Bending modulus | ASTM D790 | 1720 | MPa | |
| bending strength | ASTM D790 | 68.9 | MPa | |
| thermosetting | Test Condition | Test Method | Test Result | Test Unit |
| 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 | |||
| Shelf Life | 26 | wk | ||
| Demold Time(25°C) | 180to240 | min | ||
| 后固化时间(82°C) | 16 | hr | ||
| GelTime | 17.0 | min | ||
| WorkTime3(25°C) | 12.0 | min | ||
| thermal performance | Test Condition | Test Method | Test Result | Test Unit |
| Hot deformation temperature | 1.8MPa,Unannealed | ASTM D648 | 80.6 | °C |
| 0.45MPa,Unannealed | ASTM D648 | 90.6 | °C | |
| Physical properties | Test Condition | Test Method | Test Result | Test Unit |
| Color | PartA | Yellow | ||
| density | ASTM D792 | 1.14 | g/cm³ | |
| PartA | 1.18 | |||
| PartB | 1.04 | |||
| 收缩率-Flow2(12.7mm) | 0.30 | % | ||
| Color | PartB | White | ||
| hardness | Test Condition | Test Method | Test Result | Test Unit |
| Shore hardness | ShoreD | ASTM D2240 | 78to82 |
IMPORTANT NOTES: Plas.com collected the data in the data sheet from the material manufacturers. Plas.com makes the best effort to improve the accuracy of the data, but has no responsibility for the data. We strongly recommend verifying the validity of the data with the material manufacturers before making a final decision.