H.B. Fuller® HL-3338

Identification

GBU

HHC

RTU Product Type

Hot Melt Adhesive

Categories

Markets → Consumer Goods → Applications → Stationery, Art & Office Supplies

Markets → Printing & Packaging → Applications → Tapes, Labels & Adhesives → Bookbinding Adhesives

Technologies → Adhesives & Sealants → Product Families → Bonding Technology → Hot Melt Nonreactive Adhesives

Applications

Application Area

Book Binding

Compatible Substrates & Surfaces

Paper

Segment

Graphic Arts and Bookbinding

Applications & Uses

Application Instruction

Suggested application temperature: 300°F

Applications and Usage Information

• Bookbinding: One-shot spine gluing.
• Suggested application temperature: 300°F
• Cleaning Instructions Consult the equipment manufacturer for cleanup procedures. After clean-up, flush the applicator thoroughly with hot melt to purge the system.

Product Applications

Bookbinding: One-shot spine gluing.

Suitable Substrates

Variety of paper stocks.

Features

Ready-to-Use Product Features

Good Adhesion,

Low Application Temperature,

Excellent Low Temperature Properties

Features & Benefits

Product Benefits

• Low application temperature
• Good low temperature properties
• Excellent adhesion to most difficult paper stocks

Product Benefits

• Low application temperature
• Good low temperature properties
• Excellent adhesion to most difficult paper stocks

Packaging & Availability

Regional Availability

• North America

Properties

Suitable Substrates

Variety of paper stocks.

Typical Properties

	Value	Units	Test Method / Conditions
Application Temperature	300	°F	-
Cold Crack Temperature	35	°F	-
Color (molten)	4 - 8	Gardner	-
Mettler Softening Point	157 - 167	°F	-
PAFT (100-gram oven peel)	120 - 130	°F	-
Shear Adhesion Failure Tester (500-gram oven shear)	144 - 154	°F	-
Softening Point	157 - 167	°F	Mettler
Speed of Set (relative)	Slow	-	-
Storage Temperature	max. 140	°F	-
Viscosity (at 275°F)	3630	cPs	-
Viscosity (at 300°F)	2275	cPs	-
Viscosity (at 325°F)	1525	cPs	-
Viscosity (at 350°F)	884 - 1196	cPs	-

Safety & Health

Safety Information

To minimize the risk of burns, we recommend the use of eye protection and protective clothing when working near a hot melt applicator. To minimize the risk of flammable vapors, do not exceed a melt temperature above 400°F. Prevent the build-up of vapors. Extinguish all sources of ignition during hot melt use.

Storage & Handling

Storage Conditions

Clean and dry conditions below 140°F.

Storage and Shelf Life Conditions

• Clean and dry conditions below 140°F
• Shelf Life: 730 days

Shelf Life

730 days