Unknown BRITISH STANDARD BS EN 60641 2 2004 Pressboard and presspaper for electrical purposes — Part 2 Methods of tests The European Standard EN 60641 2 2004 has the status of a British Standard ICS 1[.]
BRITISH STANDARD Pressboard and presspaper for electrical purposes — Part 2: Methods of tests The European Standard EN 60641-2:2004 has the status of a British Standard ICS 17.220.99; 29.935.10 12&23 0,25 mm Count the number of other impurities (light spots) Calculate the number of shiny spots within each diameter range per dm and report these values Calculate the number of other impurities per dm and report this value