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Description for 3M 3779
High heat resistance • High strength • Good fuel and oil resistanceChemical Resistance Good Fuel Resistance , Good Oil Resistance Application Type Bond, Pot, Fixture 1 Part or 2 Part 1 Part Material Form Bulk Substrate Ceramic, Epoxy, Phenolic, Glass, Polyamide, Flexible Vinyl, Polyester, Polypropylene, Rubber, Wood, Fabric, Plastic, Acrylic, PVC, Paper, Rigid foam, Epoxy Board, Vinyl, Cardboard, ABS, Flexible foam, Uncoated Cardboard, Uncoated Chipboard, Coated Cardboard, Coated Chipboard Industry Electrical, Printed circuit Boards, Electronics, Instruments, Wires, Printed Wiring Board, Bundle Wires Manufacturer 3M Chemistry Hot melt Cure Method Hot melt Viscosity (cPs) 7,000 Color Amber High Temperature Resistance (°C) 149, High heat resistance Density (g/cm³) 0.990 Key Specifications FDA (U.S. Food & Drug Administration) and/or CFIA (Canadian Food Inspection Agency): Applicable 21 CFR 175.105, UL 94 - VO
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Viscosity Test Methods
| Viscosity | Test Method | Temperature |
|---|---|---|
| 7,000 cPs | Brookfield Thermocel Viscometer in Centipoise using a #27 Spindle @ 10 RPM | 191°C |
Work / Pot Time Test Methods
| Work / Pot Time | Test Method |
|---|---|
| 0.42 min | 1/8" semicircular bead, Douglas Fir to Douglas Fir. |
Softening Point Test Methods
| Softening Point | Unit Test Method |
|---|---|
| 163°C | ASTM E28-67 |
Shear Strength Test Methods
| Shear Strength | Substrate | Test Temperature |
|---|---|---|
| 700 psi | Douglas Fir | 22°C |
Tensile Strength Test Methods
| Tensile Strength | Test Temperature |
|---|---|
| 2,100 psi | 22°C |
Peel Strength Test Methods
| Peel Strength | Substrate | Test Temperature |
|---|---|---|
| 18 piw | Canvas | 22°C |
High Temperature Resistance Test Methods
| High Temperature Resistance | Test Method |
|---|---|
| 149°C | Temperature at which adhesive fails |
| High heat resistance |
Impact Resistance Test Methods
| Impact Resistance | Test Method |
|---|---|
| 22 (IN.-LBS) | IMPACT RESISTANCE (IN.-LBS.) 72°F (22°C) |
Elongation Test Methods
| Elongation | Test Method |
|---|---|
| 300 % |
Flash Point Test Methods
| Flash Point | Test Method |
|---|---|
| 550.4°F | ASTM D 92-72 |
| 550.0°F |
