EN 311:2002

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
6 Test pieces
   6.1 Sampling and cutting
   6.2 Preparing the groove in the test piece
        6.2.1 Unfaced panels
        6.2.2 Overlaid panels
   6.3 Conditioning
7 Procedure
   7.1 Bonding the steel pad to the surface
   7.2 Determination of force at fracture
8 Expression of results
9 Test report

This European Standard specifies a method of assessing the surface soundness of coated wood-based panels and uncoated particle boards, wet and dry process fibreboards and cement bonded particle boards.NOTEThe grid patterned face of wet processed hardboards cannot be tested according to this standard.