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Description for 3M Hi-Tack Pressure Sensitive Adhesive 3794
They Bonds to a wide variety of substrates such as wood, corrugated, fabrics and foams, plastics, metal and<br/>other lightweight materials, Sprayable and extrudable ,100% Solids, no VOCs, Extra-long open time.<br/>Application Type Bond 1 Part or 2 Part 1-Part Material Form Brick Substrate Fabric, Metal, Paper, Plastic, Wood, Foam, Corrugated, Douglas Fir Manufacturer 3M Chemistry Hot melt, No VOCs, Thermoplastic resins Cure Method Pressure Sensitive, Hot melt Application Temperature (°F) 324 to 385 Coverage 430 linear feet per pound Viscosity (cPs) 15,000 Color Light Tan High Temperature Resistance (°C) 49 Key Specifications FDA (U.S. Food & Drug Administration) and/or CFIA (Canadian Food Inspection Agency): FDA 21 CFR 175.105 -
Technical Data for 3M Hi-Tack Pressure Sensitive Adhesive 3794
Overview
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Application Type
- Adhesive - Bond
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1 Part or 2 Part
- 1-Part
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Material Form
- Other - Brick
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Chemistry
- VOC-free - No VOCs
- Thermoplastic - Thermoplastic resins
- Hot melt
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Application Method
- Roll - Roll coated
- Spray - Sprayable
- Other - Bulk applicators
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Cure Method
- Pressure Sensitive (min) - Pressure Sensitive
- Hotmelt - Hot melt
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Color
- Brown - Light Tan
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Key Specifications
- FDA (U.S. Food & Drug Administration) and/or CFIA (Canadian Food Inspection Agency) : 175.105 - FDA 21 CFR 175.105
Specifications
Cure Specs
Application Temperature (°F) 324 to 385 Coverage 430 linear feet per pound Viscosity (cPs) 15,000 Test Method Softening Point (°C) 107 Test Method Open Time (min) >1.00, Extra-long Bond Strength
General Bond Strength (psi) High Peel Strength (piw) 256 oz/in Test Method Material Resistance
High Temperature Resistance (°C) 49 Test Method Other Properties
Specific Gravity 0.900 Flash Point (°F) 399.2 % Solids (%) 100 Business Information
Shelf Life Details Store product below 120°F (49°C). When stored at the recommended conditions, this product has a shelf life of 12 months from the date of manufacture. Shelf Life Temperature (°F) <120 Shelf Life Type From the date of manufacture Shelf Life (mon) 24 -
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Best Practices for 3M Hi-Tack Pressure Sensitive Adhesive 3794
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Surface Preparation
Surface Preparation: Surfaces must be clean, dry and dust free. Wipe with a solvent such as isopropyl alcohol for plastic substrates to aid in removing oil and dirt.
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Application
3M™ Hot Melt Adhesive 3794 is designed for bulk applicators.
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Softening Point Test Methods
Softening Point | Unit Test Method |
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107°C | Ball & Ring Melt Point, ASTM E28- 67 |
Viscosity Test Methods
Viscosity | Test Method | Temperature |
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15,000 cPs | Brookfield Thermocel Viscometer | 163°C |
Peel Strength Test Methods
Peel Strength | Type | Substrate |
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256 oz/in | 180° Peel Adhesion | Flexible canvas bonded to Douglas Fir |
High Temperature Resistance Test Methods
High Temperature Resistance | Test Method |
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49°C | Highest temperature that the adhesive will support a 2 psi dead load |

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