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Epoxies, Ect. 40-3905
| Category: | Epoxy , Epoxy; Epoxide |
| Manufacturer: | Epoxies, Etc. |
| Trademark: | Epoxies, Ect. |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | znOrTF_Epoxies-Ect-40-3905.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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40-3905 is an electrically conductive epoxy system designed for applications requiring low temperature cures. 40-3905 will cure at room temperature in 18-24 hours or can be accelerated with mild heat. This is a solvent free epoxy system filled with pure silver. It has outstanding adhesion to plastics, aluminum, copper, magnesium, steel, bronze, nickel, kovar, ceramic, glass, phenolic, and printed circuit boards. 40-3905 can also be thinned with up to 10% Toluol for many coating applications. Features:
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| General Information | |
|---|---|
| Filler / Reinforcement |
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| Features |
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| Uses |
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| Physical | Nominal Value | Unit | |
|---|---|---|---|
| Molding Shrinkage - Flow | 0.30 | % |
| Mechanical | Nominal Value | Unit | |
|---|---|---|---|
| Flexural Strength | 75.2 | MPa |
| Thermal | Nominal Value | Unit | |
|---|---|---|---|
| CLTE - Flow | 2.6E-5 | cm/cm/°C | |
| Thermal Conductivity | 8.7 | W/m/K |
| Additional Information | Nominal Value | Unit | |
|---|---|---|---|
| Operating Temperature | -60.0 to 135 | °C |
| Uncured Properties | Nominal Value | Unit | |
|---|---|---|---|
| Mix Ratio by Weight (PBW) | |||
| Part A | 100 | ||
| Part B | 5.0 | ||
| Density | |||
| 25°C 1 | 0.998 | g/cm³ | |
| 25°C 2 | 2.97 | g/cm³ | |
| Curing Time | |||
| 65°C | 2.0 to 3.0 | hr | |
| 25°C | 18 to 24 | hr | |
| Pot Life 3(25°C) | 45 | min | |
| Shelf Life | 12 | month |
| Cured Properties | Nominal Value | Unit | |
|---|---|---|---|
| Shore Hardness (Shore D) | 80 to 85 | ||
| Lap Shear Strength 4 | 8.27 | MPa | |
| Volume Resistivity | 1.0E-4 | ohms·cm |
| Note Message | |
|---|---|
| 1 . | Part B |
| 2 . | Part A |
| 3 . | 100 grams |
| 4 . | Al to Al |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| RTP 205 FR BAC | RTP Company | Nylon 66 | RTP |
| MEGOLON™ S340 | AlphaGary | TP, Unspecified | MEGOLON™ |
| Elastron® V V201.A65.N | Elastron USA, Inc. | TPV | Elastron® V |
| ENFLEX S4055A | ENPLAST Americas, a Ravago Group Company | TPE | ENFLEX |
| EnCom GF PC30 | EnCom, Inc. | PC | EnCom |
