... W slabs, such as W electrode plate, heater, heat-shield and W boats etc, which are used in electronics, ... furnace and illumination etc.Technology: forged, rolled, drawn Tungsten Sheet, Tungsten Plate 2 Purity :>=99.95% 3 Grade :W1 ... stell-making additivefor producing tungsten targetsfor producing ion implantation partsfor rolling tungsten foil and punching tungsten discsfor producing electric light ...