Patent ID: 7143812
Filing Date: 2006-12-05
Classification: B22C,B22D,C10M,C10N

Abstract:
1. An ingot lubricant composition suitable for use in the manufacture of aluminum alloys comprising a casting lubricant base selected from the group consisting of solid lubricants, liquid lubricants, grease lubricants, emulsion lubricants, and dispersion lubricants; a homogeneous distribution of water in the casting lubricant base, the water ranging from about 0.05% to about 0.8% by weight, and a compound selected from the group consisting of phosphates, borates, fluorides, and silicates, wherein the homogeneous distribution of water in the casting lubricant base and the compound provide an ingot lubricant that forms a uniform distribution of surface oxide at a meniscus formed between the molten aluminum and an ingot mold sidewall during continuous or semi-continuous casting.