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 |
Message |
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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 | |
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Filler / Reinforcement |
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Features |
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Uses |
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Physical | Nominal Value | Unit | |
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Molding Shrinkage - Flow | 0.30 | % |
Mechanical | Nominal Value | Unit | |
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Flexural Strength | 75.2 | MPa |
Thermal | Nominal Value | Unit | |
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CLTE - Flow | 2.6E-5 | cm/cm/°C | |
Thermal Conductivity | 8.7 | W/m/K |
Additional Information | Nominal Value | Unit | |
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Operating Temperature | -60.0 to 135 | °C |
Uncured Properties | Nominal Value | Unit | |
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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 | |
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Shore Hardness (Shore D) | 80 to 85 | ||
Lap Shear Strength 4 | 8.27 | MPa | |
Volume Resistivity | 1.0E-4 | ohms·cm |
Note Message | |
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1 . | Part B |
2 . | Part A |
3 . | 100 grams |
4 . | Al to Al |
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