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>BSI Standards >31 ELECTRONICS>31.180 Printed circuits and boards>BS EN 61249-2-21:2003 Materials for printed boards and other interconnecting structures Reinforced base materials, clad and unclad
immediate downloadReleased: 2004-02-16
BS EN 61249-2-21:2003 Materials for printed boards and other interconnecting structures Reinforced base materials, clad and unclad

BS EN 61249-2-21:2003

Materials for printed boards and other interconnecting structures Reinforced base materials, clad and unclad

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Standard number:BS EN 61249-2-21:2003
Pages:26
Released:2004-02-16
ISBN:0 580 43422 2
Status:Standard
DESCRIPTION

BS EN 61249-2-21:2003


This standard BS EN 61249-2-21:2003 Materials for printed boards and other interconnecting structures is classified in these ICS categories:
  • 31.180 Printed circuits and boards
Gives requirements for properties of non-halogenated epoxide woven E-glass reinforced laminated sheets of defined flammability, copper-clad in thicknesses 0,05 mm up to 3,2 mm. The flammability rating is achieved through the use of non-halogenated inorganic and/or organic compounds acting as fire retardants.