絕緣粒
用途 :
用於緊固螺絲與發熱元件金屬片的絕緣;絕緣粒必需與散熱片配合使用。
詳細規格
主要特性︰絕緣、耐溫和符合RoHS環保認證。
規格︰B-TO-220 , B-TO-220A , B-TO-3 , B-TO-3A .
顏色 : 米白。
使用手機或解析度較少的行動裝置瀏覽本頁面時,下方物性表可左右滑動觀看。
| Properties | Typical Values | Unit | Test Method | |
| Physical | Color | Beige | Visual | — |
| Finish | Smooth | Visual | — | |
| Mechanical | Specific Gravity | 1.50 ± 0.1 | g/cm³ | ASTM D792 |
| Tensile Strength | 1000 | kg/cm² | ASTM D638 | |
| Elongation | 2.5 | % | ASTM D638 | |
| Flexural Strength | 1300 | kg/cm² | ASTM D790 | |
| Flexural Modulus | 50000 | kg/cm² | ASTM D790 | |
| IZOD Impact Strength (Gap 1/8″) | 5 | Kg-cm/cm | ASTM D256 | |
| Rockwell Hardness | 120 | R-Scale | ASTM D785 | |
| Formation Shrinkage Rate (Floating direction) | 0.4~0.5 | % | 3mmt | |
| Formation Shrinkage Rate (Horizontal direction) | 1.0~1.3 | % | 3mmt | |
| Electrical | Dielectric Voltage Breakdown | 2 | KV | ASTM D149 |
| Dielectric Constant (106Hz) | 3.3 | — | ASTM D150 | |
| Dielectric Dissipation Factor (106Hz) | 0.016 | — | ASTM D150 | |
| Arc Resistance | 90 | Sec | ASTM D495 | |
| Volume Resistivity | 1016 | Ω • cm | ASTM D257 | |
| Thermal | Melting Point | 224 | ℃ | DSC |
| Melt Flow Index | 25 | G/10min | ASTM D1238 | |
| Thermal Variation Temperature (18.6 kg/cm²) | <105 | ℃ | ASTM D648 | |
| Regulatory | Flammability Rating | V-0 | — | UL94 |
| RoHS Compliant | Yes | — | Lab. Certification |


