Powder metallurgy brake pad matched with carbon-ceramic brake disc and preparation method
A carbon-ceramic brake disc and brake pad technology, applied in metal processing equipment, mechanical equipment, friction linings, etc., to achieve the effect of high friction coefficient, wide source and high strength
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Embodiment 1
[0033] 1. A powder metallurgy brake pad matched with a carbon ceramic brake disc, including the following components:
[0034] Iron powder: 50 parts by weight; copper powder: 15 parts by weight; flake graphite, 9 parts by weight; graphene: 0.4 parts by weight; ferrous sulfide powder: 8 parts by weight; spherical mixed hard powder: 17.6 parts by weight;
[0035] The spherical hard metal powder includes chromium powder: 3 parts by weight; molybdenum powder: 3 parts by weight; ferrochrome powder: 4 parts by weight; ferromolybdenum powder: 4 parts by weight.
[0036] The spherical ceramic powder includes silicon carbide: 3 parts by weight; titanium dioxide: 0.6 parts by weight.
[0037] 2. Pour the above-mentioned raw material powder into the double-cone mixer except graphene, and the mixing cylinder rotates continuously to stir the material at a speed of 120 rpm, and the powder particles are dispersed in the mixing cylinder; add graphene to ethanol, The addition of graphene is 2...
Embodiment 2
[0042] 1. A powder metallurgy brake pad matched with a carbon ceramic brake disc, including the following components:
[0043] Iron powder: 55 parts by weight; Copper powder: 12 parts by weight; Flake graphite, 12 parts by weight; Graphene: 0.5 parts by weight; Ferrous sulfide powder: 7 parts by weight; Spherical mixed hard powder: 13.5 parts by weight;
[0044] The spherical hard metal powder includes chromium powder: 2 parts by weight; molybdenum powder: 2 parts by weight; ferrochrome powder: 3 parts by weight; ferromolybdenum powder: 3 parts by weight.
[0045] The spherical ceramic powder includes silicon carbide: 2.5 parts by weight; titanium dioxide: 0.5 parts by weight.
[0046] 2. Pour the above-mentioned raw material powder into the double-cone mixer except graphene, and the mixing cylinder rotates continuously to stir the material at a speed of 120 rpm, and the powder particles are dispersed in the mixing cylinder; add graphene to ethanol, The addition of graphene i...
Embodiment 3
[0051] 1. A powder metallurgy brake pad matched with a carbon ceramic brake disc, including the following components:
[0052] Iron powder: 45 parts by weight; Copper powder: 18 parts by weight; Flake graphite, 8 parts by weight; Graphene: 0.3 parts by weight; Ferrous sulfide powder: 10 parts by weight; Spherical mixed hard powder: 18.7 parts by weight;
[0053] The spherical hard metal powder includes chromium powder: 2.1 parts by weight; molybdenum powder: 2.1 parts by weight; ferrochrome powder: 5 parts by weight; ferromolybdenum powder: 5 parts by weight.
[0054] The spherical ceramic powder includes silicon carbide: 3.5 parts by weight; titanium dioxide: 1 part by weight.
[0055] 2. Pour the above-mentioned raw material powder into the double-cone mixer except graphene, and the mixing cylinder rotates continuously to stir the material at a speed of 120 rpm, and the powder particles are dispersed in the mixing cylinder; add graphene to ethanol, The addition of graphene ...
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