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TSU BJB Polyurethane TC-421 A/B-C CASTABLE BJB Enterprises, Inc.
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برگه داده فنی
| elastomer | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
|---|---|---|---|---|
| tensile strength | Yield | ASTM D412 | 3.90 | MPa |
| elongation | Break | ASTM D412 | 1300 | % |
| tear strength | ASTM D624 | 10.7 | kN/m | |
| mechanical properties | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Tensile modulus | ASTM D412 | 0.186 | MPa | |
| thermosetting | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Thermosetting mixed viscosity | 25°C12 | ASTM D2393 | 10.0 | cP |
| Demold Time(25°C) | ASTM D2393 | 480to720 | min | |
| 后固化时间(25°C) | ASTM D2393 | 120to170 | hr | |
| GelTime13 | ASTM D2393 | 20.0to25.0 | min | |
| WorkTime14(25°C) | ASTM D2393 | 15.0to20.0 | min | |
| 25°C11 | ASTM D2393 | 1240 | cP | |
| Thermosetting components | PartA | 按重量计算的混合比:50.按容量计算的混合比:47 | ||
| 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 | ||
| Thermosetting mixed viscosity | 25°C9 | ASTM D2393 | 1050 | cP |
| 25°C10 | ASTM D2393 | 170 | cP | |
| Physical properties | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| density | --2 | ASTM D792 | 0.948 | g/cm³ |
| --3 | ASTM D792 | 1.02 | g/cm³ | |
| -- | ASTM D792 | 1.05 | g/cm³ | |
| --4 | ASTM D792 | 1.09 | g/cm³ | |
| 特定体积 | ASTM D792 | 0.965 | cm³/g | |
| Shrinkage rate | MD | ASTM D2566 | 0.20 | % |
| Electrical performance | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Dielectric constant | 1MHz | ASTM D150 | 6.61 | |
| Dissipation factor | 1MHz | ASTM D150 | 0.051 | |
| hardness | شرایط آزمون | روش آزمون | نتیجه آزمون | واحد آزمایش |
| Shore hardness | ShoreA5 | ASTM D2240 | 10to20 | |
| ShoreOO5 | ASTM D2240 | 65to75 | ||
| ShoreOO6 | ASTM D2240 | 40to50 | ||
| ShoreOO7 | ASTM D2240 | 30to40 |
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