GB/T17657-2013 Test Method for Physical and Chemical Properties of Wood-based Panels and Decorative Wood-based Panels: Determination of Peel Resistance 20 Determination of peel resistance 20.1 Principle Determine the force required to peel off the surface layer. This method is applicable to PVC film veneer artificial board. 20.2 Instruments Universal mechanical testing machine, with a load range of 0 N-500 N. …

GB/T17657-2013 Test Methods for Physical and Chemical Properties of Wood based Panels and Decorative Wood based Panels: Determination of shear strength of Adhesive Layer 18 Determination of shear strength of adhesive layer 18.1 Principle Gradually apply compressive load to the specimen to cause shear failure of the adhesive layer, in order to determine the bonding quality. 18.2 Instruments and equipment …

GB/T17657-2013 Test Method for Physical and Chemical Properties of Wood-based Panels and Decorative Wood-based Panels: Determination of Impregnation Peeling Performance 19 Determination of immersion stripping performance 19.1 Principle Determine whether the adhesive layer of the test piece has peeled off and the degree of peeling after immersion and drying. This method is applicable to single-board artificial boards. 19.2 Instruments 19.2.1 …