GB1147029968545199090
A DC COPPER COATED ELECTRODE USED AS AN ARC WELDING ROD. IT IS MADE FROM A MIXTURE OF CARBON AND GRAPHITE WITH A BINDER. BAKING THIS MIXTURE PRODUCES DENSE, HOMOGENOUS GRAPHITE ELECTODES OF LOW ELECTRICAL RESISTANCE, WHICH ARE THEN COATED WITH A CONTROLLED THICKNESS OF COPPER. THESE ELECTRODES ARE AVAILABLE IN 1/8, 5/32, 3/16, 1/4, 5/16. 3/8, AND 1/2 INCH DIAMETERS.