| 摘要 |
PROBLEM TO BE SOLVED: To provide an inexpensive powdery releasing lubricant excellent in releasing lubricative performance. SOLUTION: As the powdery releasing lubricant, the mixture of an organic powdery material generating gas by vaporizing or decomposing with heating and an inorganic powdery material having lubricity, such as graphite, kaolinite, volcanic glass balloon, mica or boron nitride, is used and the gas-solid mixed layer of the gas generated from such mixed powdery material and the inorganic powdery material, is utilized as a heat-insulating boundary layer. |
