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 59038 5" Dia. Self-Generated Vacuum Dynorbital-Spirit Random Orbital Sander, 3/32" Orbit
Dynabrade 91719 DynaMesh 5" 280 Grit Hook & Loop Discs, 50 per box
Dynabrade 10844 DynaPen Reciprocating Tool Filer Kit, 14,000 SPM, 1/8" Collet
Dynabrade 79685 8" 60 Grit, Extreme Orange Hook & Loop Disc w/8 Vac Holes, 25 per Box
Dynabrade 52373 4" (102 mm) Dia. Straight-Line Type 1 Wheel Grinder, 1 HP, 12,000 RPM, 3/8"-24 Spindle
Dynabrade 53502 - .5 hp Straight-Line 7-1/4" Extension Die Grinder, Rear Exhaust, 20,000 RPM, 1/4" Collet
Dynabrade 48207 .4 hp 7 Degree Offset Die Grinder, Rear Exhaust, 30,000 RPM, 1/4" Collet
Dynabrade 15360 Dynafile III Abrasive Belt Machine for 24" Belts
Dynabrade 93166 4" Dia. X 1/4" Dia. Shank, 80 Grit, A/O, Spindle-Mount Sanding Star
Dynabrade 63209 33" (84 cm) W x 60" (152 cm) L Downdraft Sanding Table, 460 V (AC)
Dynabrade 63208 33" (84 cm) W x 41" (104 cm) L Downdraft Sanding Table, 460 V (AC)
Dynabrade 25230 Gear Set- 1.176: 1 Ratio, 1.3Hp
Dynabrade 95745 1/4" NPT Speed Regulator
Dynabrade 51130 Dynastraight Flapper Finishing Tool, 18,000 RPM, 1/4"20 Female Thread
3M 36880, Self-Stick Liquid Protection Fabric, Blue, 36 in x 300 ft, 7100169352 
