EN 61249-2-2:2005

Foreword
1 Scope
2 Normative references
3 Materials and construction
   3.1 Resin system
   3.2 Reinforcement
   3.3 Metal foil
4 Internal marking
5 Electrical properties
6 Non-electrical properties of the copper-clad laminate sheet
   6.1 Appearance of the copper-clad sheet
   6.2 Appearance of the unclad face
   6.3 Laminate thickness, including copper foil
   6.4 Bow and twist
   6.5 Properties related to the copper foil bond
   6.6 Punching and machining
   6.7 Dimensional stability
   6.8 Sheet sizes
   6.9 Cut panels
7 Non-electrical properties of the base material after complete
   removal of the copper foil
   7.1 Appearance of the dielectric base material
   7.2 Flexural strength
   7.3 Flammability
   7.4 Water absorption
   7.5 Measling
   7.6 Glass transition temperature and cure factor
8 Quality assurance
   8.1 Quality system
   8.2 Responsibility for inspection
   8.3 Qualification inspection
   8.4 Quality conformance inspection
   8.5 Certificate of conformance
   8.6 Safety data sheet
9 Packaging and marking
10 Ordering information
Annex ZA (normative) Normative references to international
                     publications with their corresponding
                     European publications
Tables

This part of EN 61249 gives requirements for properties of phenolic cellulose paper, reinforced copper-clad laminated sheets of high electrical grade in thicknesses of 0,8 mm to 3,2 mm. This standard covers materials with different requirements on flammability and are designated according to the following: Material 61249-2-2-1; Material 61249-2-2-2; and Material 61249-2-2-3.