About Ad Tech 280 Long Open Time Glue Sticks

The Ad Tech 280 is a clear glue stick with a long 60-80 second open time allowing you to make adjustments to the pieces you are bonding for up to a minute after the hot melt is applied. Ad Tech 280 offers good bond strength and can be used in a wide variety of applications. 

Additional Information

• Available in: 1/2", 5/8" Sticks and 1" X 3" Slugs (3M PG)
• Open Time: 60-80 Seconds
• Color: Clear
• Heat Resistance: 145F
• Bonds to: Fir, Fabric, Wood, Light Plastics & Metals
• Viscosity at 225F: 10,000

Ad Tech 280 Glue Stick Box Quantity Breakdown

• 1/2" x 10" Glue Sticks 22 LB Box = Approx 396 Glue Sticks
• 5/8" x 10" Glue Sticks 22 LB Box = Approx 242 Glue Sticks
• 1" x 3" Glue Sticks 22 LB Box = Approx 264 Glue Sticks

Ad Tech 280 Glue Stick Specifications

• Softening point 185°F (85°C) ASTM E28-67
• Viscosity @ 350°F (176°C), centipoise 10,000 Brookfield Thermosel
• Specific gravity 0.98 ASTM 1475
• Shear tensile strength on pine, psi 640 ASTM D-1002
• Adhesive tensile on pine, psi 360 ASTM D-1344-78
• Adhesive tensile on steel, psi 395 ASTM D-1344-78
• Adhesive tensile on polycarbonate, psi 101 ASTM D-1344-78
• Hardness @ 72°F (25°C) 84 Shore "A"
• Heat resistance 145°F (63°C) AdTech
• Open time (approx.), seconds 60-80 AdTech

Ad Tech 280 Glue Stick Data Sheets

Ad Tech 280 MSDS Sheet

• MSDS (PDF)

Ad Tech 280 TDS Sheet

• Data Sheet (PDF)