H.B. Fuller EV Bond 775

H.B. Fuller EV Bond 775 is a patented Hot Melt Moisture Cure product. It is a one-component polyurethane, 100% solids hot melt adhesive.This product has aggressive hot tack and cures in the presence of moisture to a tough, elastomeric film.

Product Type: 1K (1 component) Adhesive, Hot Melt Reactive Adhesive, Solvent free (100% Solids) Adhesive

Application Area: Batteries, Electric Vehicle (EV)

Compatible Substrates & Surfaces: Aluminum, Glass, Metal, Plastics, Polycarbonate (PC), Stainless Steel, Wood

Application Method: Roller

Features: Excellent Multi-Substrate Adhesion, Good Adhesion, Good Green Strength, Hot Tack Strength

Technical Data Sheet

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Identification & Functionality

Features & Benefits

Ready-to-Use Product Features
Features and Benefits Information

This product has the following features and benefits;

  • High green strength allows immediate handling processing and testing
  • Open time of 15 minutes allowing for extended assembly time.
  • Excellent adhesion to a diverse selection of substrates including engineering plastics such as polycarbonate, and metals including stainless steel and aluminum.
  • Dispense like a one-part hot melt adhesive, reacts with atmospheric moisture to form a tough, cross-linked urethane polymer network.

Applications & Uses

Properties

Appearance
Yellow-light brown
Cured Properties
ValueUnitsTest Method / Conditions
Tensile Strength at Break10.8MPa-
Elongation at Break575.0%-
Tensile Lap Shear Adhesion (Al-Al after 168 hours of cure)4.5MPa-
Uncured Properties
ValueUnitsTest Method / Conditions
Viscosity (at 150°C)7,500 - 12,000cPs-
Specific Gravity1.02--
Solids Content100.0%-
Characteristics
ValueUnitsTest Method / Conditions
Brookfield Viscosity (at 150°C)approx. 10,000mPa.s-
Density (at 20°C)1.02g/cm³-
Film Open Timemax. 15minutes-
Coverage50 - 120g/m²-
Application Temperature140 - 160°C-
Application Properties
ValueUnitsTest Method / Conditions
Application Temperature (at hot melt dispenser)140 - 170°C-
Open Time (dependent on adhesivebead size, substrate typeand environmental conditions)min. 15minutes-

Technical Details & Test Data

Application Information

This product has the following Application Instructions;

  • EV Bond 775 can be dispensed using automatic heating, dispensing or dipping systems at temperatures of 140-170°C.
  • Green strength will be achieved as soon as the adhesive bond has cooled.

Storage & Handling

Shelf Life
6 months, 6 - 12 months, 180 days (at 15 - 40°C)
Storage Information

EV Bond 775 should be stored in its original sealed foil bag in a dry location that maintains temperatures between 15 ̊C to 40°C.

Shelf Life Information

Shelf life of this product is 6 months in original unopened (sealed) foil bag when stored at this temperature range