3M™ Hot Melt Adhesive 3748 VO

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Tough, flexible bond provides good thermal shock resistance

Adheres to difficult-to-bond plastics such as polyolefins

100 percent solids bonds with negligible shrinking or contracting

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Details

Highlights
  • Tough, flexible bond provides good thermal shock resistance
  • Adheres to difficult-to-bond plastics such as polyolefins
  • 100 percent solids bonds with negligible shrinking or contracting
  • Excellent adhesion ensures reliable, permanent bond
  • Self-extinguishing properties for electrical applications

3M™ Hot Melt Adhesive 3748 VO is a 100% solids thermoplastic, general purpose adhesive. Our self extinguishing adhesive won't burn when the source of combustion is removed. It offers good thermal and electrical properties for printed wiring, circuit board and other electronic applications and is shock resistant for parts that are subject to vibration or other movement.

Uniquely Versatile
We formulate 3M™ Hot Melt Adhesive 3748 VO to cure to a strong, flexible bond for shock and vibration resistance that ensures a reliable and lasting bond. Our thermoplastic hot melt, 100% solids adhesive provides good peel adhesion and thermal shock properties, the unequal expansion of different components, along with the heat resistance necessary in electronic and other environments. It offers excellent electrical properties which make it ideal for use on printed wiring board and other electronic bonding applications. It bonds well to challenging surfaces such as polyolefins and other plastics. In addition, this versatile and unique formula is non-corrosive to copper and other metals.
Recommended Applications

Heavy duty electrical cords and connectors
Electronics in plastic cases
Circuit boards
Woodworking
Furniture
Automotive
Transportation
Aerospace
General industrial
Upholstery
Point of Purchase (PoP) display
Sample boards
Military
Window
Trophies
Novelties
Audio components
Cabinets
Construction
Electronics
Assembly
Repairing
Potting
Panel bonding
Wire tacking
Bundling
Sealing
Potting
Encapsulating
Rigidizing
Foam bonding
Gluing

Versatile Formula
3M™ Hot Melt Adhesive 3748 VO is self-extinguishing and has a UL 94 VO rating. In addition to its exceptional electronic applications, our adhesive formula is also useful in many general industrial bonding and sealing applications where a self-extinguishing characteristic is required. Throughout various industries, 3M™ Hot Melt Adhesives are used for potting and encapsulating where their flow and conformability allow them to fill into, or dome over, complex shapes. The shock-resistant formula protects components and wiring connections against vibration, minor impact and thermal shock.
Using 3M™ Hot Melt Adhesives uniformly distributes stress along the entire bond line. Nuts, bolts and other fasteners concentrate stress at a point which can decrease physical properties

Typical Properties

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