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Tungsten ọla kọpa emere na China
Okwu mmalite Tungsten ọla kọpa na-ejikarị na SF6 elu-voltaji sekit breakers.Ọla kọpa Tungsten na-eburu n'uche ezigbo conductivity thermal na eletriki eletrik nke ọla kọpa n'onwe ya, ma nweekwa njirimara nke ebe mgbaze dị elu ma nwee ike iguzogide arc corrosion ruo n'ókè dị ukwuu., ya mere ọ na-ewu ewu na ụlọ ọrụ eletrik.Ngwaahịa...
