Black Tungsten Wire Price on Sep. 12, 2018 作者: Jo 發(fā)布日期: 2018-09-12 230 ?0.6 black tungsten wire price is 70.50USD/KG on Sep. 12, 2018, EXW, Xiamen, China. The surface of black tungsten wire is covered a layer of graphite, which is used as lubricant during the production. 如您對相關(guān)產(chǎn)品感興趣或想銷售您的產(chǎn)品,請聯(lián)系我們: