| abstract |
A lead-free lubricant for hot forging containing one or more oils, graphite, and one or more phosphorus-based additives, and may further contain one or more metal lubricant additives. A method of hot forging aluminum or an aluminum alloy, wherein the lead-free lubricant according to claim 1 is applied to a hot forging device, a workpiece is inserted into the device, and an article is formed from the covered mineral. A hot forging method including a forging step, and may further include a step of coating a workpiece with a lubricant. |