| About |
|---|
| DESCRIPTION Cosmic D72 is a short glass fiber filled, flame retardant, general purpose diiallyl ortho phthalate molding compound which is supplied in a free flowing granular form. It can be easily molded in compression, transfer, or injection equipment and can be readily preformed. It has passed NASA outgassing tests. FEATURES D72 has a high dielectric strength, low dissipation factor along with excellent flexural and tensile strength. APPLICATIONS Switches, terminals, insulators, cups, cases and other applications requiring flame resistance and strength. Also useful for encapsulation of electrical and electronic components. Suitable for thin-walled parts.&& |
| Product Description | |
|---|---|
| Generic | DAP增塑剂 |
| Material Status | Commercial: Active |
| Features | Flame Characteristics,Good Tensile Strength,V-0 |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.82 | 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℃ | 1.6E-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 | 15 | kV/mm | |
| moist | 13 | kV/mm | |
| Dielectric constant | |||
| 1 kHz | 4.20 | ||
| 1 kHz | 4.30 | ||
| 1 MHz | 4.00 | ||
| 1 MHz | 4.20 | ||
| Dissipation factor | |||
| 1 kHz | 7.0E-3 | ||
| 1 kHz | 0.011 | ||
| 1 MHz | 0.013 | ||
| 1 MHz | 0.015 | ||
| Arc resistance | 145 | sec | |
| breakdown voltage | |||
| Dry | 62000 | V | |
| Wet | 60000 | V |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 3.20 mm | V-0 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Processing (melt) temperature | 135 to 190 | °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. |