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tungsten is a rare, metallic element having a bright gray colour, a metallic luster and a high melting point, 3410deg c. this metal is found in different materials, such as wolframite and tungstate. tungsten is used in filaments in incandescent light bulbs, electric contacts, and arc-welding electrodes
. it is also used in alloys, such as steel, to impart greater strength. forms of tungsten that globe metal can recycle drills and insert: we recycle tungsten carbide drills and inserts of all grades, brazed or clean. sludge ("grinding swarf"): we buy tungsten carbide grinding sludge, also referred to...
https://globemetal.com/metals/tungsten/