EN
SR EN 61249-2-23:2005
Materiale pentru plăci imprimate şi alte structuri de interconectare. Partea 2-23: Materiale de bază ranforsate, acoperite şi neacoperite. Foi stratificate ranforsate de hârtie de celuloză fenolică nehalogenată, de calitate economică, placate cu cupru
This part of EN 61249 gives requirements for properties of non-halogenated phenolic cellulose paper copper-clad laminated sheets, economic grade, in thicknesses of 0,8 mm up to 3,2 mm. This standard covers materials with different requirements on flammability and are designated according to the following: Material 61249-2-23-1: general purpose grade, requirement on flammability not specified; Material 61249-2-23-2: materials of defined flammability (vertical burning test). These grades of material provide for one of two flammability requirements and designated as FV0 or FV1 in Table 8.
Status :
In vigoare
Data aprobării : 22.12.2005
Data publicării : 24.12.2005
Număr de pagini : 41
ICS : 31.180 Placi si circuite imprimate
Comitet tehnic : 193 - Tehnologia asamblării componentelor electronice