High-iron brake pad applying composite wear-resistant material and preparation method of high-iron brake pad
A technology of wear-resistant materials and composite materials, applied in friction linings, mechanical equipment, gear transmission mechanisms, etc., can solve the problems of poor wear resistance and structural strength of brake pads, inability to meet high-speed rail use, frequent replacement, etc. , to achieve the effect of reducing the risk of separation, meeting the requirements of use, and improving safety
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Embodiment 1
[0028] A high-speed rail brake pad using composite wear-resistant materials, comprising a steel back, a transition layer of composite wear-resistant materials, and friction materials that are connected in sequence;
[0029] The composite material transition layer is composed of the following raw materials in parts by weight:
[0030] Copper powder 55, iron powder 25, calcium sulfate 2, titanium oxide 2, chromium carbide 3, titanium nitride 3, graphite 2;
[0031] The friction material is made up of the following raw materials in parts by weight:
[0032] Copper powder 25, copper fiber 25, iron powder 20, stainless steel fiber 15, titanium carbide 8, zirconia powder 5, graphite 10, metal sulfide 5, barium sulfate 8, rubber powder 0.5.
[0033] The preparation method of the high-speed rail brake pad using the composite wear-resistant material prepared in this embodiment includes the following steps:
[0034] 1) Using the weighing equipment, weigh the raw materials according to...
Embodiment 2
[0039] A high-speed rail brake pad using composite wear-resistant materials, comprising a steel back, a transition layer of composite wear-resistant materials, and friction materials that are connected in sequence;
[0040] The composite material transition layer is composed of the following raw materials in parts by weight:
[0041] Copper powder 50, iron powder 30, calcium sulfate 1, titanium oxide 1, chromium carbide 1, titanium nitride 1, graphite 3;
[0042] The friction material is made up of the following raw materials in parts by weight:
[0043] Copper powder 25, copper fiber 20, iron powder 25, stainless steel fiber 10, titanium carbide 7, zirconia powder 4, graphite 10, metal sulfide 5, barium sulfate 10, rubber powder 0.8.
[0044] The preparation method of the high-speed rail brake pad using the composite wear-resistant material prepared in this embodiment includes the following steps:
[0045] 1) Using the weighing equipment, weigh the raw materials according t...
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