Ablation-free agent for brake pad, preparation method and application method thereof, and brake pad

The invention discloses an ablation-free agent for a brake pad, a preparation method and an application method thereof, and a brake pad, wherein the ablation-free agent is prepared from the followingraw material components in percentage by mass: 16-20% of a liquid phenol formaldehyde resin, 2-6% of a liquid epoxy resin, 10-20% of composite mineral fiber, 4-12% of iron oxide black, 4-12% of synthetic graphite, 1-3% of nanometer spherical aluminum oxide, 1-3% of chromium oxide green, 10-15% of reduced iron powder and 20-38% of calcium carbonate. The ablation-free agent of the invention can effectively improve the initial braking efficiency of a brake pad and reduce the initial braking noise, is environmentally friendly and non-toxic, and has a certain cost advantage. 本发明公开了一种刹车片用免烧蚀剂、制备和应用方法及其刹车片，以免烧蚀剂的原料组分的总质量为基准计，所述免烧蚀剂包括以下原料组分及质量百分含量：液体酚醛树脂16-20％，液体环氧树脂2-6％，复合矿物纤维10-20％，氧化铁黑4-12％，合成石墨4-12％，纳米球形氧化铝1-3％，氧化铬绿1-3％，还原铁粉10-15％，碳酸钙20-38％；本发明所得的免烧蚀剂可有效的提高刹车片初始制动效能，降低初始制动噪音，且环保无毒，具有一定的成本优势。