FORMPRESSNINGSANORDNING FOR FRAMSTELLNING AV FOREMAL BESTAENDE AV TERMOPLAST, SERSKILT GRAMMOFON- OCH VIDEOSKIVOR

摘要

A pressing block for a phonograph or video record press in which ducts for cooling and heating media for the die are formed by a thin layer of a porous heat-conducting material provided between two thin metal sheets and bonded thereto. The assembly is connected on its side remote from the die to a supporting element of at least partially heat-insulating material.