Description
White, non-flowing, highly filled compound, good thermal conductivity
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Dow Corning® 340 Heat Sink Compound is thermal coupling of electrical/electronic devices to heat sinks. High thermal conductivity; low bleed; stable at high temperatures.
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Primary Use: Thermal coupling of electrical/electronic devices to heat sinks.
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Physical Form: White, grease-like silicone heavily filled with heat-conductive metal oxides.
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Temperature Range: From -40 to 390°F (-40 to 199°C).
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Application: Applied to the base and mounting studs of transistors, diodes and siliconcontrolled rectifiers; thermal coupler for many heat sink devices; high-voltage coronasuppressant; nonflammable coating in flyback transformer connections in TV sets.
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Container Sizes: Tubes, cartridges, pails and drums.
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| Typical Properties | |
| Color | White |
| Nonflowable | |
| Shelf Life | = 1800 Days |
| Specific Gravity @ 25C | = 2.1 |
| Thermal Conductivity | = 0.67 Watts per meter K |
| Thickening System | Metal Oxide |
| Viscosity | = 542000 mPa.s |
| Worked Penetration | = 290 mm/10 |
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Categories
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| Products: | Thermally Conductive Materials |
| Supplier: | Dow Corning (brand) |
| Industrial applications: | Electronics Assembly |
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