Profile: T & D Materials Mfg. Ltd is a vertical integrated manufacturing company of high-density metals. We are an ISO 9001 certified company. We specialize in manufacturing tungsten, molybdenum, and tantalum parts to the client's exact specifications. We handle it all, from refining of the raw materials, to delivering completely machined, high purity, and finished parts. High-density tungsten alloys furnish a special synthesis of density, mechanical quality, machinability, erosion safety, and economy. Tungsten heavy alloys have an exceptionally high liquefying point and have a density twice that of steel and is twice as heavy than lead