Novel rare earth compound type brake pad and preparation method thereof
A brake pad and composite technology, which is applied in the field of brake pads, can solve the problems of asbestos fiber with poor thermal conductivity, poor interface, and low impact strength, and achieve the effects of accelerated curing speed, excellent interface performance, and improved impact strength
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Embodiment 1
[0018] A new type of rare earth composite brake pad, its raw materials include: 14.7% modified phenolic resin, 30% fiber material, 26% filling material, 29.3% cerium oxide, wherein the fiber material is composed of mineral fiber, glass Fiber and paper fiber composition;
[0019] In this embodiment, the preparation method of the above-mentioned novel rare earth composite brake pad comprises the following steps:
[0020] S1. Weigh the modified phenolic resin, fiber materials, filler materials and cerium oxide by weight percentage;
[0021] S2. Mix the modified phenolic resin, filler material, fiber material and cerium oxide in the plow mixer in S1 evenly;
[0022] S3. Send the materials obtained in S2 and the glue-coated brake pad back plate into a hydraulic press for pressing, wherein the pressing temperature is 145° C. to obtain a new type of rare earth composite brake pad.
Embodiment 2
[0024] A new type of rare earth composite brake pad, its raw materials include: 16% modified phenolic resin, 27.8% fiber materials, 29.3% filler materials, 26.9% rare earth materials, wherein the fiber materials include mineral fibers, glass Composed of fiber and paper fiber, the rare earth material is composed of lanthanum oxide and cerium oxide;
[0025] In this embodiment, the preparation method of the above-mentioned novel rare earth composite brake pad comprises the following steps:
[0026] S1. Weigh the modified phenolic resin, fiber material, filling material and rare earth material by weight percentage;
[0027] S2. Mix the modified phenolic resin, filler materials, fiber materials and rare earth materials in S1 evenly in a plow mixer;
[0028] S3. Send the materials obtained in S2 and the glue-coated brake pad back plate into a hydraulic press for pressing, wherein the pressing temperature is 155° C. to obtain a new type of rare earth composite brake pad.
Embodiment 3
[0030] A new type of rare earth composite brake pad, its raw materials include: 15.3% modified phenolic resin, 26.5% fiber material, 31% filling material, 27.4% cerium oxide, wherein the fiber material is made of glass fiber and paper fiber composition;
[0031] In this embodiment, the preparation method of the above-mentioned novel rare earth composite brake pad comprises the following steps:
[0032] S1. Weigh the modified phenolic resin, fiber materials, filler materials and cerium oxide by weight percentage;
[0033] S2. Mix the modified phenolic resin, filler material, fiber material and cerium oxide in the plow mixer in S1 evenly;
[0034] S3. Send the materials obtained in S2 and the glue-coated brake pad back plate into a hydraulic press for pressing, wherein the pressing temperature is 147° C. to obtain a new type of rare earth composite brake pad.
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