Method for making mineral wool panels or strips containing mineral wool and binder comprises embossing identifying letters, numbers, symbols or bar codes into surface before the binder cures

摘要

The method for making mineral wool panels or strips (2) which contain mineral wool and a binder comprises embossing identifying letters, numbers, symbols or bar codes (20) into the surface before the binder cures. An Independent claim is included for a machine for carrying out the method.