High Strength with Extended Open Bond Time
3M™ Heavy Duty 20CA Spray Adhesive is a clear, high-strength adhesive that bonds a range of large surfaces and is perfect for large-scale laminations. It shows aggressive initial tack with an extended open bond time of up to one hour. The lace spray pattern with high solids content supports the low soak-in property and provides high coverage. The combination of fast tack, strong bond and clean appearance make it ideal for large bonding projects. This adhesive is GREENGUARD™ certified, helps contribute to LEED® credits and meets CARB and OTC VOC requirements.*
* LEED – Leadership in Energy and Environmental Design; CARB – California Air Resources Board; OTC – Ozone Transport Commission; VOC – Volatile Organic Compounds
Recommended Applications
- Large surface lamination
- Industrial Woodworking
- Professional furniture repair
- Bonding laminate, concrete, metal, plastics and more
Bringing Better Ideas to the Surface Through Science and Innovation
In our 3M Industrial Adhesives and Tapes Division, we apply the science of adhesion to deliver innovative solutions that improve the design and manufacturing processes of companies around the world. In the end, our technologies help customers like you deliver competitive products to the market faster and more efficiently.

Dynabrade 53781 .7 hp Straight-Line Extension Die Grinder, Steel Housing, Rear Exhaust, 20,000 RPM, 1/4" Collet
Dynabrade 52666 1 hp Straight-Line Die Grinder, Rear Exhaust, 12,000 RPM, 1/4" Collet
Dynabrade 52712 2" (51 mm) Dia. Right Angle Depressed Center Wheel Grinder, .4 HP, 20,000 RPM, 3/8"-24 Spindle
Dynabrade 54769 3" (76 mm) Dia. Extended Right Angle Type 27 Depressed Center Wheel Grinder, .7 HP, 18,000 RPM, 3/8"-24 Spindle
Dynabrade 57858 Front Bearing Plate-w/Offset
Dynabrade 15003 Mini-Dynafile II Abrasive Belt Tool
ACS Diamond Cloth Belt, CX1250 1/2" X 18" 250U
Dynabrade 50350 7" (178 mm) Dia. Right Angle Depressed Center Wheel Grinder, 1.2 HP, 6,000 RPM, 5/8"-11 Spindle
Dynabrade 54775 4" (102 mm) Dia. Right Angle Type 27 Depressed Center Wheel Grinder, .7 HP, 13,500 RPM, 3/8"-24 Spindle
Dynabrade 59014 6" Dia. Central Vacuum Dynorbital-Spirit Random Orbital Sander, 3/8" Orbit
Dynabrade 11475 Dynabelter Abrasive Belt Tool, Standard Duty
Dynabrade 43500 .4 hp 3" (76 mm) Extension Die Grinder, Front Exhaust, 25,000 RPM, 1/4" Collet
Dynabrade 51703 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 50,000 RPM, 1/8" Collet
Dynabrade 53249 9" Dia. Type 27 Vertical Depressed Center Wheel Grinder, 3 HP, 6,000 RPM, 5/8"-11 Spindle
3M 16580, Accuspray ONE Spray Gun System with Standard PPS, 7100099202 
