产品烧结程度好，结晶致密，是生产中档镁质耐火制品的优质原料。
Featured by good sintering level and dense structure, it is an excellent material for making middle-grade magnesia refractory products.
但是铁粉很容易氧化，粉末表面活性降低，妨碍烧结过程的充分进行，使实际烧结过程难以达到理想的烧结程度。
However, iron powder is liable to oxidation, which will reduce the surface activities of the powder and hinder the sintering process.
研究了试样的成型压力、烧结程度、表面积，以及熔盐温度和阳极碳棒直径大小等对电脱氧反应速度及脱氧产物氧含量的影响。
The effects of compact load, surface area and thickness of the pellets and the melt temperature on reaction of electro-deoxidation were investigated.
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