I.S. EN 60249-1:1994

FOREWORD
PREFACE
Scope
1. General
   1.1 Standard atmospheric conditions
   1.2 Precision of timing and measurements
   1.3 Test specimens
2. Electrical tests
   2.0 Precautions to be taken in certain electrical tests
   2.1 Resistance of foil
   2.2 Surface resistance after damp heat steady state
   2.3 Volume resistivity after damp heat steady state
   2.4 Surface corrosion
   2.5 Corrosion at the edge
   2.6 Comparative tracking index
   2.7 Permittivity and dissipation factor after damp heat
        and recovery
   2.8 Electric strength normal to plane of sheet
   2.9 Properties of insulation at elevated temperature
3. Non-electrical tests on metal-clad materials
   3.1 Bow
   3.2 Bow after heating
   3.3 Twist
   3.4 Twist after heating
   3.5 Pull-off strength
   3.6 Peel strength
   3.7 Blistering after heat shock
   3.8 Punching and machining
   3.9 Surface finish
   3.10 Solderability
   3.11 Dimensional stability
   3.12 Flexural fatigue
   3.13 Mass per unit area of metal foil after lamination
        (by etching)
   3.14 Thickness
4. Non-electrical tots on the base material
   4.1 Flexural strength
   4.2 No test is assigned to this sub-clause
   4.3 Flammability
   4.4 Water absorption
Annex ZA (normative) Other international publications
         quoted in this standard with the references of
         the relevant European publications

Describes methods for testing electrical, mechanical and other properties of base materials in sheet or roll form for application in the field of printed circuits irrespective of the nature of the base material.