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防止钢锭模产生各种缺陷的有效方法之一,是在其内壁涂上一层防热保护层。最近苏联乌克兰黑色冶金研究所研制成功一种新型涂料——加有石膏和石墨的氢氧化镁。制
One of the effective ways to prevent various defects in ingot mold is to coat the inner wall with a thermal protection layer. Recently, the Soviet Union Ukraine Black Metallurgy Institute successfully developed a new type of paint - plus gypsum and graphite magnesium hydroxide. system