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Epic Urethane S7344
| Category: | PUR, Unspecified , Polyurethane |
| Manufacturer: | Epic Resins |
| Trademark: | Epic Urethane |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | u6BC5Q_Epic-Urethane-S7344.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| Epic S7344 is a two component polybutadiene based polyurethane system designed for electronic potting applications. S7344 features low mixed viscosity, good high temperature stability, and a convenient 1:1 mix ratio by volume. The low hardness of S7344 offers protection for delicate electronic devices subject to thermal cycling and thermal shock. |
| General Information | |
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| Features |
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| Uses |
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| RoHS Compliance |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 0.968 to 1.01 | g/cm³ | ASTM D792 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Durometer Hardness (Shore A, 25°C) | 38 to 43 | ASTM D2240 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Glass Transition Temperature | -43.0 to -40.0 | °C | ASTM E1356 |
| CLTE - Flow | 3.5E-4 to 3.7E-4 | cm/cm/°C | ASTM D696 |
| Electrical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Volume Resistivity | 2.6E+12 to 3.4E+12 | ohms·cm | ASTM D257 |
| Dielectric Strength (1.52 mm) | 19 to 20 | kV/mm | ASTM D149 |
| Dielectric Constant (100 kHz) | 3.25 to 3.65 | ASTM D2520 | |
| Dissipation Factor (100 kHz) | 0.033 to 0.034 | ASTM D150 |
| Thermoset | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Thermoset Components | |||
| Part A | Mix Ratio by Volume: 1.0 Mix Ratio by Weight: 100 | ||
| Part B | Mix Ratio by Volume: 1.0 Mix Ratio by Weight: 110 | ||
| Pot Life 1(25°C) | 15 to 25 | min | |
| Thermoset Mix Viscosity (25°C) | < 1000 | cP | ASTM D2393 |
| Note Message | |
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| 1 . | 100 Gram Mass |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| RTP 1205-70A | RTP Company | TPU-Polyester | RTP |
| RheTech Polypropylene T20P250-01 | RheTech, Inc. | PP Copolymer | RheTech Polypropylene |
| NEFTEKHIM PE 4050Q (50403) | Nizhnekamskneftekhim Inc. | HDPE | NEFTEKHIM PE |
| APEX® 78-A314-C | Teknor Apex Company | PVC, Flexible | APEX® |
| AT 505 | Celanese EVA Performance Polymers | LDPE | AT |
