電爐、精煉爐整體爐蓋

Furnace cover for EAF/refining furnace

　　 采用高鋁質原料為骨料，填加抗氧化劑、減水劑等澆注而成。該產品降低了以往電爐、精煉爐蓋砌筑的勞動強度，使用壽命大幅提高。
　　The product is casting formed with high aluminum material,adding anti-oxidation,reduction　water agent, which have the advantages of easy to operate,long service life etc.