Laminated pressboard for electrical purposes - Part 3: Specifications for individual materials - Sheet 1: Requirements for laminated precompressed pressboard, Types LB 3.1A.1 and LB3.1A.2 EN 60763-3-1:2011
IEC 60763-3-1:2010 gives the requirements for laminated precompressed boards comprised of 100 % sulphate wood pulp. The main changes with respect to the previous edition are: - requirements for the new properties in Part 2 have been integrated; - specifications for type LB3.3.1 and LB3.3.2 have been deleted.
