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Description for Dow General Purpose Silicone Sealant
Resistant to sunlight and weather extremes; high strength; fast cure; remains flexible; bonds to many common substrates.Application Type Bond, Sealant, Gasketing: Formed-in-place gaskets 1 Part or 2 Part 1-Part Material Form Paste Industry Nameplates, Marine, Windows, Signs, Boat decks Manufacturer Dow Chemistry Silicone Cure Method Moisture Application Temperature (°F) -20 to 122 Cure Time (min) Fast, 10,080 Color Blue, 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 Specification TT-S-001543A, Type non-sag, Class A,; Federal Specificaiton TT-S-00230C, Type II, Class A, TT (U.S. Federal Specification): S-001543A: Federal Specification TT-S-001543A, Type non-sag, Class A,; Federal Specificaiton TT-S-00230C, Type II, Class A, FDA (U.S. Food & Drug Administration) and/or CFIA (Canadian Food Inspection Agency): FDA 21 CFR177.2600 -
Technical Data for Dow General Purpose Silicone Sealant
Overview
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1 Part or 2 Part
- 1-Part
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Material Form
- Paste
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Industry
- Sign - Signs
- Other Transportation - Trim, Windshields
- Marine - Boat decks
- Industrial - Around sinks, Bumpers, Hatches, Hull, Name plates, Port lights, Toilets, Tubs, Vents
- Printing and Graphics - Nameplates
- Construction - Deck, Faucets, Showers
- Construction Window - Windows
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Chemistry
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Cure Method
- Moisture / Condensation Cure - Moisture
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Color
- Blue
- Clear / Transparent
- White
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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 Specification TT-S-001543A, Type non-sag, Class A,; Federal Specificaiton TT-S-00230C, Type II, Class A
- TT (U.S. Federal Specification) : S-001543A : Class A - Federal Specification TT-S-001543A, Type non-sag, Class A,; Federal Specificaiton TT-S-00230C, Type II, Class A
- FDA (U.S. Food & Drug Administration) and/or CFIA (Canadian Food Inspection Agency) : 177.2600 - FDA 21 CFR177.2600
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) 350 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 Business Information
Shelf Life Details Store below 90° F (32°C) in a dry place., To store short term, replace cap., To store long term, unscrew nozzle, screw cap in cartridge and store nozzle in cap. Not Good For
Don't Use With oily woods or be compatible with substrates made of methylmethacrylate, polycarbonate, polypropylene, polyethylene and polytetrafluroethylene., surfaces that might bleed oils, plasticizers or solvents or porous surfaces such as cement-like materials, stone or surfaces prone to attack by weak acids. -
Best Practices for Dow General Purpose Silicone Sealant
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Comparable Materials for Dow General Purpose Silicone Sealant
Spec Engine® Results
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Set Time Test Methods
Set Time | Set Temperature | Test Method |
---|---|---|
1,440 min | 25°C | 1/8”, 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 |
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350 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 |
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27 | After 7 days |

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