Dow HVAC/R Silicone Sealant Datasheet Dow HVAC/R Silicone Sealant

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  • Description for Dow HVAC/R Silicone Sealant

    Resistant to sunlight and weather extremes; high strength; fast cure; remains flexible; bonds to most common HVAC/R substrates.

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    Chemical Resistance Chemical Resistance: Fluid Resistance: Water
    Application Type Bond, Seal
    1 Part or 2 Part 1-Part
    Material Form Paste
    Substrate Ceramic, Fiberglass, Glass, Metal, Plastic
    Industry Around electrical boxes and equipment, Beverage, Display, Electrical penetrations, Dairy, Food
    Manufacturer Dow
    Chemistry Silicone
    Cure Method Moisture
    Application Temperature (°F) -20 to 122
    Cure Time (min) Fast, 10,080
    Color Clear / Transparent, White
    High Temperature Resistance (°C) 176
    Low Temperature Resistance (°C) -40
    Other Resistance Sunlight
    Key Specifications ASTM (American Standard Test Method): C920: ASTM C920 Type S, Grade NS, Class 25, Use NT, G and A., TT (U.S. Federal Specification): S-00230C: Federal Specificaiton TT-S-00230C, Type II, Class A; Federal Specification TT-S-001543A, Type non-sag, Class A,, TT (U.S. Federal Specification): S-001543A: Federal Specificaiton TT-S-00230C, Type II, Class A; Federal Specification TT-S-001543A, Type non-sag, Class A,, FDA (U.S. Food & Drug Administration) and/or CFIA (Canadian Food Inspection Agency): FDA 21 CFR 177.2600
  • Technical Data for Dow HVAC/R Silicone Sealant

    Overview
    • Chemical Resistance
      • Chemical Resistance : Fluid Resistance : Water Resistance - Water
    • Application Type
    • 1 Part or 2 Part
      • 1-Part
    • Material Form
      • Paste
    • Substrate
    • Industry
      • Food & Beverage - Beverage, Dairy, Food
      • Displays - Display
      • Electronics - Around electrical boxes and equipment, Electrical penetrations
      • Industrial - Air conditioner interiors, Coolers, Outdoor ven, Pipe openings, Refrigerator
    • Chemistry
    • Cure Method
      • Moisture / Condensation Cure - Moisture
    • Color
      • Clear / Transparent
      • White
    • Key Specifications
      • ASTM (American Standard Test Method) : C920 : Class 25 - ASTM C920 Type S, Grade NS, Class 25, Use NT, G and A.
      • TT (U.S. Federal Specification) : S-00230C : Class A - Federal Specificaiton TT-S-00230C, Type II, Class A; Federal Specification TT-S-001543A, Type non-sag, Class A,
      • TT (U.S. Federal Specification) : S-001543A : Class A - Federal Specificaiton TT-S-00230C, Type II, Class A; Federal Specification TT-S-001543A, Type non-sag, Class A,
      • FDA (U.S. Food & Drug Administration) and/or CFIA (Canadian Food Inspection Agency) : 177.2600 - FDA 21 CFR 177.2600
    Specifications
    Cure Specs
    Application Temperature (°F) -20 to 122
    Cure Time (min) Fast, 10,080
    Set Time (min) 1,440 Test Method
    Tack Free Time (min) 15 to 20 Test Method
    Bond Strength
    General Bond Strength (psi) High
    Tensile Strength (psi) 325 Test Method
    Material Resistance
    Environmental Resistance Environmental resistance
    High Temperature Resistance (°C) 176
    Low Temperature Resistance (°C) -40
    Other Resistance Sunlight
    Hardness
    Shore A Hardness 27 Test Method
    Elongation (%) 6 Test Method
    Flexibility Flexible
    Not Good For
    Don't Use For Structural glazing, Prolonged submersion in water or below-grade applications.
  • Best Practices for Dow HVAC/R Silicone Sealant

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Set Time Test Methods
Set Time Set Temperature Test Method
1,440 min 25°C At 77°F 25°C and 50% relative humidity
Tack Free Time Test Methods
Tack Free Time Tack Free Temperature Test Method
15 to 20 min 25°C 77°F 25°C and 50% relative humidity
Tensile Strength Test Methods
Tensile Strength Cure Time
325 psi 10,080 min
Elongation Test Methods
Elongation Test Method
6 % After 7 days
Shore A Hardness Test Methods
Shore A Hardness Shore Hardness Test Method
27 After 7 days