Brand: 3M™
Product Number: 3789
Technology: Hot Melt Adhesive
Color: Brown
Form: Solid
Cure Type: Thermoplastic (Hot Melt)
Package Sizes:
5/8 in x 8 in (Q)
1 in x 3 in (PG)
1/8 in Bulk
Shelf Life: 24 months
Product Description
3M™ Hot Melt Adhesive 3789 is a 100% solids, thermoplastic adhesive designed to bond a wide variety of substrates, including wood, plastic, vinyl, metal, and glass. This adhesive offers high performance with good fuel, oil, and plasticizer resistance, making it suitable for applications requiring durable bonds under challenging conditions.
Key Features
Recommended Applications
Technical Data
Typical Physical Properties
| Property | Value |
|---|---|
| Color | Brown |
| Density | 0.95 g/cm³ (0.034 lb/in³) |
| Open Time | 50 seconds¹ |
| Flash Point | >200°C (>392°F)² |
| Viscosity | 5,200 cP at 191°C (375°F)³ |
¹Open time is the maximum time between the application of the adhesive and joining the parts. Data based on a 3.2 mm (1/8 in) semicircular bead on non-metallic substrates at 24°C (75°F). Higher environmental temperatures and/or larger beads will lengthen open times.
²Cleveland Open Cup.
³Brookfield Thermocel Viscometer in Centipoise using a #27 Spindle @ 10 RPM.
Typical Performance Characteristics
| Test Method | Temperature | Substrate | Value |
|---|---|---|---|
| 180° Peel Adhesion | 23°C (73°F) | Flexible canvas to Douglas Fir | 28 N/cm (256 oz/in) |
| Overlap Shear Strength | 23°C (73°F) | Douglas Fir | 40 kg/cm² (570 lb/in²) |
| Ball & Ring Melt Point | – | – | 132°C (270°F) |
| Application Temperature | – | – | 177 – 196°C (350 – 385°F)¹ |
| Temperature Resistance | – | – | 104°C (220°F)² |
¹Recommended application temperature range. Temperature can be adjusted to regulate desired viscosity, delivery rate, and pot life.
²Highest temperature that the adhesive will support a 14 kPa (2 psi) dead load.
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Avantek Viet Nam is a dynamic MRO, direct materials and equipment supplier that brings advanced technological solutions to maximize satisfaction of customers.
We are expert in import and export of adhesives, accessories and equipment in both domestic and cosmetic industrial fields, production and technology research and development.
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