1. A CUTTING BLOCK FOR USE WITH A DIE CUTTING MACHINE OF THE TYPE THAT UTILIZES THE COMPLETION OF AN ELECTRIC CURRENT BETWEEN THE DIE AND THE BLOCK TO LIMIT THE DOWNWARD MOVEMENT OF THE DIE, SAID BLOCK BEING FORMED OF A PLURALITY OF SEPARATE SECTIONS OF NON-CONDUCTIVE MATERIAL SUITABLE FOR USE AS A CUTTING SURFACE WITH A MACHINE OF THE TYPE DESCRIBED, SAID MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF NATURAL AND SYNTHETIC RUBBER, SYNTHETIC ORGANIC PLASTICS AND COMBINATIONS THEREOF, A LAYER OF CONDUCTIVE MATERIAL DISPOSED BETWEEN ADJACENT NON-CONDUCTIVE SECTIONS AND EXTENDING TO THE CUTTING SURFACE THEREOF, AND A PLURALITY OF RETAINING RODS EXTENDING TRANSVERSELY THROUGH THE SECTIONS, MEANS ON THE ENDS OF THE RODS COMPRESSING THE SECTIONS TIGHTLY TOGETHER, EACH OF SAID LAYERS OF CONDUCTIVE MATERIAL BEING IN ELECTRICAL CONTACT WITH THE SAME ONE OF SAID RODS.