Ad Tech 280 Long Open Time Glue Sticks

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 SheetsAd Tech 280 MSDS Sheet MSDS (PDF) Ad Tech 280 TDS Sheet Data Sheet (PDF)