Dow Dowsil 704 Diffusion Pump Fluid Datasheet Dow Dowsil 704 Diffusion Pump Fluid

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  • Description for Dow Dowsil 704 Diffusion Pump Fluid

    Thermal stability, Resists oxidation, Chemically inert, designed for high vacuum and for fast pumping of large volumes of gas or vapor in production operations.

    *See Terms of Use Below

    Brand Dowsil
    Chemical Resistance Chemically inert, Chemical stability
    Application Type Coat, Seal
    1 Part or 2 Part 1-Part
    Material Form Fluid
    Substrate Architectural glass, Metals, Plastic
    Industry Evacuating cathode-ray tubes, Decorative coatings for automobile parts, Aerospace, Optical coatings, General-purpose, Vapor deposition of thin films by sputtering or evaporation in devices, Space simulation chambers, Electronics, Vapor deposition of thin films by sputtering or evaporation in microcircuits, Aluminizing television tubes, Evacuating power tubes, Evacuating television, Evacuating microwave tubes, Electron-beam operations
    Manufacturer Dow
    Chemistry Silicone
    Viscosity (cPs) 39
    Oxidation Resistance Resists oxidation
    High Temperature Resistance (°C) Thermal stability
    Other Resistance Explosion Resistance, Good resistance to gamma radiation, Radiation Resistance
    Durability Tough
  • Technical Data for Dow Dowsil 704 Diffusion Pump Fluid

    Overview
    • Chemical Resistance
      • Chemical Resistance - Chemical stability, Chemically inert
    • Application Type
    • 1 Part or 2 Part
      • 1-Part
    • Material Form
      • Liquid - Fluid
    • Substrate
    • Industry
      • Optical - Optical coatings
      • Other Transportation - Automobile parts
      • Automotive - Decorative coatings for automobile parts
      • Aerospace - Space simulation chambers
      • Electronics - Evacuating cathode-ray tubes, Vapor deposition of thin films by sputtering or evaporation in devices, Vapor deposition of thin films by sputtering or evaporation in microcircuits, Evacuating power tubes, Evacuating television, Aluminizing television tubes, Evacuating microwave tubes, Electron-beam operations
      • Industrial - Accelerators, Metal sheet, Metallurgy, Decorative coatings for novelties, Fast pumping of large volumes of gas in production operations , Fast pumping of large volumes of vapor in production operations , Diffusion pump fluid
      • General Purpose - General-purpose
    • Chemistry
    • Cure Method
      • None
    • Brand
      • Dowsil
    Specifications
    Cure Specs
    Viscosity (cPs) 39 Test Method
    Material Resistance
    Oxidation Resistance Resists oxidation
    High Temperature Resistance (°C) Thermal stability
    Moisture/Humidity Resistance Low vapor pressure, Low vapor pressure
    Other Resistance Explosion Resistance, Good resistance to gamma radiation, Radiation Resistance
    Hardness
    Durability Tough
    Flexibility Rugged
    Other Properties
    Specific Gravity 1.070 Test Method
    Flash Point (°F) 429.8 Test Method
    Business Information
    Shelf Life Details When stored at or below 25°C (77°F) in the original unopened container, these products have a usable life of 60 months from the date of production.
    Shelf Life Temperature (°F) <77
    Shelf Life Type From the date of production
    Shelf Life (mon) 60
  • Best Practices for Dow Dowsil 704 Diffusion Pump Fluid

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  • Comparable Materials for Dow Dowsil 704 Diffusion Pump Fluid

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    Spec Engine® Results

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Viscosity Test Methods
Viscosity Temperature
39 cPs 25°C
Flash Point Test Methods
Flash Point Test Method
221.0°C Open cup
Specific Gravity Test Methods
Specific Gravity Temperature
1.070 25°C