GB/T17657-2013 Test Method for Physical and Chemical Properties of Wood-based Panels and Decorative Wood-based Panels: Determination of Internal Bonding (Bonding) Strength after 2-hour Boiling in Water Determination of internal bonding strength after boiling in 12 2h water 12.1 Principle Determine the internal bonding strength of the specimen after boiling in water 12.2 Instruments and equipment 12.2.1 Universal mechanical testing machine …

GB/T17657-2013 Test Method for Physical and Chemical Properties of Artificial Board and Decorative Artificial Board: Determination of Internal Bonding (Bonding) Strength. 11 Determination of internal bonding strength 11.1 Principle The internal bonding strength is a measurement of the tensile strength of the specimen surface to withstand uniformly distributed tensile force until failure. The internal bonding strength is the ratio of …

GB/T17657-2013 Test Method for Physical and Chemical Properties of Wood-based Panels and Decorative Wood-based Panels: Determination of Static Bending Strength and Elastic Modulus (Three Point Bending) Determination of static bending strength and elastic modulus (three-point bending) 7.1 Principle The static bending strength and elastic modulus of three-point bending are measured by applying a load to the middle of the specimen …