Ua ʻike ʻia ʻo Copper tungsten (CuW, WCu) ma ke ʻano he conductive a me ka erasion resistant composite material i hoʻohana nui ʻia e like me ke keleawe tungsten electrodes i ka EDM machining a me nā noi kuʻi kūʻē, nā pilina uila i nā noi uila kiʻekiʻe, a me nā wela wela a me nā mea uila uila ʻē aʻe. i nā hana wela.