Such as join lubricate in hot candied of the metal, it can lighten the hot candied mechanical intensity, and after the moisture volatilizes, it can form the membrane on the metal surface and improve quality of the product.

• 如在金属拔丝时加入润滑剂，可减轻拔丝机械强度，并且在水分挥发后，金属丝表面能形成薄膜，可提高制品的质量。