| About |
|---|
| DESCRIPTION Cosmic K31 / 6220 is a short glass fiber filled, high heat resistant general purpose diallyl iso-phthalate molding compound which is supplied in a granular form. It pours easily, can be preformed, and molds easily in standard compression , transfer or injection equipment. K31 has FDA approval for direct food contact use. FEATURES K31 / 6220 has good impact strength, excellent electrical properties and very high heat service properties. APPLICATIONS The high strength of this material makes it ideal for switches, terminals, housings, structural parts and insulators.&& |
| Product Description | |
|---|---|
| Generic | DAP增塑剂 |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Excellent Processability,High impact resistance,Good Electrical Properties,Food contact compliance,High Heat Resistance |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.76 | g/cm³ | |
| Shrinkage rate | 2.5 | ||
| Shrinkage rate | |||
| MD | 0.10 to 0.40 | % | |
| dimensional stability | < 0.010 | % | |
| Water absorption rate | |||
| Equilibrium, 50 ℃ | 0.25 | % | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 41.4 to 68.9 | MPa | |
| bending strength | 89.6 to 103 | MPa | |
| compressive strength | 165 to 179 | MPa |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 27 to 64 | J/m |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Linear coefficient of thermal expansion | |||
| MD：-40~100℃ | 2.5E-5 | 1/℃ | |
| Hot deformation temperature | 260 | ℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | |||
| — | > 1.0E+16 | ohms | |
| — | 1.0E+10 | ohms | |
| Volume resistivity | |||
| — | > 1.0E+16 | ohms·cm | |
| — | 1.0E+10 | ohms·cm | |
| Dielectric strength | |||
| Dry | 16 | kV/mm | |
| moist | 16 | kV/mm | |
| Dielectric constant | |||
| 1 kHz | 4.10 | ||
| 1 kHz | 4.30 | ||
| 1 MHz | 4.00 | ||
| 1 MHz | 4.10 | ||
| Dissipation factor | |||
| 1 kHz | 6.0E-3 | ||
| 1 kHz | 0.010 | ||
| 1 MHz | 0.012 | ||
| 1 MHz | 0.015 | ||
| Arc resistance | 180 | sec | |
| breakdown voltage | |||
| Dry | 64000 | V | |
| Wet | 60000 | V |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Processing (melt) temperature | 135 to 170 | °C | |
| Injection pressure | 3.45 to 55.2 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 48 hrs |
| 3. 30 days @ 100% RH @ 70°C |
| 4. As Is |
| 5. Method B (Step-by-Step) |
| 6. Wet |
| 7. Dry |
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |