How do I glue pu foam to cardboard?
When fixing pu foam to cardboard, some planning will get you far. You want the best possible bond, for desired results. We've run the numbers and we think you'll see the best results with TECBOND® 420. A very popular formulation among our clients, TECBOND® 420 is known for high viscosity, very long open time used for packaging, upholstery or vacuum formed foams as well as cotton-backed vinyl.