CN1165255A - Brake pad - Google Patents
Brake pad Download PDFInfo
- Publication number
- CN1165255A CN1165255A CN 96115295 CN96115295A CN1165255A CN 1165255 A CN1165255 A CN 1165255A CN 96115295 CN96115295 CN 96115295 CN 96115295 A CN96115295 A CN 96115295A CN 1165255 A CN1165255 A CN 1165255A
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- China
- Prior art keywords
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- resin
- phenolic resin
- product
- brake block
- Prior art date
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Links
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 23
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000005011 phenolic resin Substances 0.000 claims abstract description 21
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 21
- 229920001807 Urea-formaldehyde Polymers 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000010949 copper Substances 0.000 claims abstract description 15
- 229910052802 copper Inorganic materials 0.000 claims abstract description 15
- 239000003365 glass fiber Substances 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 claims abstract description 13
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 13
- 239000010439 graphite Substances 0.000 claims abstract description 13
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 13
- 229910052742 iron Inorganic materials 0.000 claims abstract description 13
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims abstract description 13
- 229920002521 macromolecule Polymers 0.000 claims abstract description 12
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000011347 resin Substances 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims abstract description 9
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 claims abstract description 5
- 239000006185 dispersion Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- GLGNXYJARSMNGJ-VKTIVEEGSA-N (1s,2s,3r,4r)-3-[[5-chloro-2-[(1-ethyl-6-methoxy-2-oxo-4,5-dihydro-3h-1-benzazepin-7-yl)amino]pyrimidin-4-yl]amino]bicyclo[2.2.1]hept-5-ene-2-carboxamide Chemical compound CCN1C(=O)CCCC2=C(OC)C(NC=3N=C(C(=CN=3)Cl)N[C@H]3[C@H]([C@@]4([H])C[C@@]3(C=C4)[H])C(N)=O)=CC=C21 GLGNXYJARSMNGJ-VKTIVEEGSA-N 0.000 claims description 2
- GHYOCDFICYLMRF-UTIIJYGPSA-N (2S,3R)-N-[(2S)-3-(cyclopenten-1-yl)-1-[(2R)-2-methyloxiran-2-yl]-1-oxopropan-2-yl]-3-hydroxy-3-(4-methoxyphenyl)-2-[[(2S)-2-[(2-morpholin-4-ylacetyl)amino]propanoyl]amino]propanamide Chemical compound C1(=CCCC1)C[C@@H](C(=O)[C@@]1(OC1)C)NC([C@H]([C@@H](C1=CC=C(C=C1)OC)O)NC([C@H](C)NC(CN1CCOCC1)=O)=O)=O GHYOCDFICYLMRF-UTIIJYGPSA-N 0.000 claims description 2
- 229940125797 compound 12 Drugs 0.000 claims description 2
- 229940125758 compound 15 Drugs 0.000 claims description 2
- 230000004048 modification Effects 0.000 abstract description 5
- 238000012986 modification Methods 0.000 abstract description 5
- 238000005562 fading Methods 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 abstract 1
- 150000004706 metal oxides Chemical class 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 description 28
- 239000000463 material Substances 0.000 description 9
- 239000004411 aluminium Substances 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 239000010425 asbestos Substances 0.000 description 5
- 239000000440 bentonite Substances 0.000 description 5
- 229910000278 bentonite Inorganic materials 0.000 description 5
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 229910052895 riebeckite Inorganic materials 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000000395 magnesium oxide Substances 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 2
- -1 boron modified phenolic resin Chemical class 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 241000276489 Merlangius merlangus Species 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Abstract
The brake pad comprises the following components: the composite material comprises mixed resin consisting of phenolic resin and urea resin, inorganic macromolecular compound, barite powder, iron ore powder, calcium carbonate, metal oxide, graphite, molybdenum disulfide, glass fiber, steel fiber and copper fiber. In the preparation process, the phenolic resin and the urea-formaldehyde resin are put into a kneader and stirred, then the inorganic high molecular compound is put into the kneader and stirred to carry out blending modification treatment, and then the following preparation process is carried out. The product of the invention has stable friction coefficient, small heat fading, good heat resistance, moderate wear rate, no damage to the dual, low brake noise and low cost.
Description
The present invention relates to a kind of braking control system of motor vehicle, particularly the braking member brake block.
Original brake block is that raw material is made with the asbestos filled phenolic resin.Because of so it comes filled phenolic resin to the lamination coating that environment pollutes both at home and abroad all with non-asbestos.The raw material ratio of components of non-asbestos brake block is more various at present, and the main distinction is the tackiness agent difference.Generally adopt both at home and abroad based on phenolic resin, it is carried out modification with other organic high molecular compound.The shortcoming of well-known high-molecular organic material maximum is a poor heat resistance, does not satisfy the wear-resisting requirement under the worst hot case condition.The human inorganic compound is arranged in recent years as be used to make the oil-well rig brake block with boron modified phenolic resin, the resistance to heat of goods, heat fade performance are significantly improved than the goods of not modification.But manufacturing process more complicated, cost height with boron modified phenolic resin.It is a lot of easily damaged partss of consumption for automobile brake sheet, and the cost height is inapplicable.
The object of the present invention is to provide the brake block that a kind of cost is low, resistance to heat is good.
Purpose of the present invention can realize by following measure: a kind of brake block is characterized in that; The weight percentage of each component is: hybrid resin 10~30%, inorganic macromolecule compound 12~18%, blanc fixe 15~20% Iron Ore Powder 20~25%, calcium carbonate 5~6%, metallic oxide 2~5%, graphite 3~5%, molybdenum disulfide 1~2%, glass fibre 2~3%, Steel Fibre 2~5%, copper fiber 1%.Hybrid resin is the mixture of urea formaldehyde resin and phenolic resin, urea formaldehyde resin: phenolic resin=1~2: 1.Preferably the weight percentage of each component is: hybrid resin 20%, inorganic macromolecule compound 15%, blanc fixe 15%, Iron Ore Powder 25%, calcium carbonate 5%, metallic oxide 5%, graphite 5%, molybdenum disulfide 1%, glass fibre 3%, Steel Fibre 5%, copper fiber 1%.A kind of preparation method of brake block is characterized in that: carried out the blending and modifying processing in 10 minutes with stirring 5 minutes in phenolic resin and the urea formaldehyde resin input dispersion kneader, inorganic macromolecule compound is dropped into again to stir in the dispersion kneader.
The present invention mainly is with the tackiness agent of inorganic macromolecule compound modified organic polymer resin as brake block.
Raw material of the present invention mainly includes Bond, modifier, filler and reinforcing material.Wherein Bond is the hybrid resin of phenolic resin and urea formaldehyde resin, and its amount ratio is a urea formaldehyde resin: phenolic resin=1~2: 1.Though can reduce cost but can influence the performance of brake block if the urea formaldehyde resin ratio is too high,, can not fall if the urea formaldehyde resin ratio is crossed low brake block cost because the physical property of urea formaldehyde resin is poor than phenolic resin.Above-mentioned hybrid resin accounts in prescription and can effectively other component be combined securely in 10~30% o'clock.Preferably hybrid resin accounts for 20% in prescription.The modifier of above-mentioned hybrid resin is inorganic macromolecule compound such as aluminium vanadine and bentonite clay.They and hybrid resin blend can be with its modifications, because the inorganic macromolecule compound resistance to heat well has pliability again, its higher cohesive force and aging cohesive force can improve the intensity of product, and it can also improve the ductility of tackiness agent and the cost that adhesive attraction can reduce product again greatly simultaneously.Product has noise during hard brake very much if consumption too much solidifies the back, if the very few effect that does not reach modification again of consumption, so inorganic macromolecule compound in prescription, account for 12~18% more suitable.Be preferably in and account for 15% in the prescription.The reinforcing material that the present invention adopts includes glass fibre, Steel Fibre and copper fiber, and they can improve the impact strength of product.Wherein glass fibre also can improve the resistance to heat of product, but consumption is too much unsuitable, can increase the fragility of product too much.Generally in prescription, account for 2~3%, be preferably in and account for 3% in the prescription.Steel, copper fiber also can improve the heat-conducting property of product, and the two has noise as the too hard easy damaged antithesis of consumption fecund product during brake, also can increase cost simultaneously.General Steel Fibre accounts for 2~5% in prescription, the copper fiber accounts for 1% in prescription.Preferably the former accounts for 5% in prescription.The filler that the present invention adopts includes blanc fixe, Iron Ore Powder, calcium carbonate, metallic oxide.Graphite and molybdenum disulfide.Wherein blanc fixe can improve the cohesive force of product, and the too much product of consumption is too hard, and it is 15~20% more suitable generally to account in prescription, preferably accounts for 15%.Iron Ore Powder can be improved the goods heat-conducting property and can reduce cost again, but the too much rapid heat dissipation of consumption also can influence the intensity of product, and it is 20~25% more suitable generally to account in prescription, preferably accounts for 25%.Calcium carbonate (coarse whiting) mainly is the stability that can improve product size, reduces cure shrinkage, also can reduce cost.But consumption too much can influence the intensity of product, and it is 5~6% more suitable generally to account in prescription, preferably accounts for 5%.Metallic oxide such as magnesium oxide, aluminium sesquioxide, it can regulate high molecular flexibility, and it is 2~5% more suitable that consumption accounts in prescription, preferably accounts for 5%.Graphite can improve wear-resisting, the anti-ablation, heat conduction of product, performance such as lubricated, and consumption too much can increase cost and generally account for 3~5% in prescription, preferably accounts for 5%.Molybdenum disulfide can improve the wear-resisting and greasy property of product, and consumption too much can increase cost, generally accounts for 1~2% in prescription, preferably accounts for 1%.
The preparation method of product of the present invention is as follows: 1, mediate 1. and carried out the blending and modifying processing in 10 minutes with stirring 5 minutes in phenolic resin and the urea formaldehyde resin input dispersion kneader, inorganic macromolecule compound is dropped into again to stir in the dispersion kneader.2. filler is dropped in the above-mentioned dispersion kneader together, fully stirred 10 minutes.3. under stirring condition, in above-mentioned dispersion kneader, drop into glass fibre, Steel Fibre and copper fiber successively, stirred 20 minutes.2, it is 1. dry to give processing: with kneaded dry materials, it can be that air dry also can be a drying in the air dry oven about 105 ℃, and decide on the volatile constituent of material time of drying, with feel tack-free till.2. pulverize: the material that drying is crossed is cooled to normal temperature, drops in the shredder and pulverizes, and the granularity that makes material is about 80 orders.3,1. compression molding is suppressed: coating release agent in the mould that Xiang Yure crosses, put into steel backing treated mistake and that scribble Bond, material is placed die cavity, under 160 ℃~170 ℃, unit pressure 18~20MPa condition, suppress 1~1.5 minute/mm, so just obtain material is fixed on semi-finished product disc type sheet on the steel backing.2. heat treatment: pile up on anchor clamps semi-finished product disc type sheet fastening with screw, place baking oven then, rose to 100 through 1 hour and kept 3 hours, rose to 125~130 ℃ again through 30 minutes and kept 3 hours, stop afterwards heating treat that temperature is reduced to can discharging below 60 ℃.4 reprocessings: can obtain finished product through flour milling with after spraying paint.
The product that the technology of the present invention is produced has following advantage:
1, stable friction factor, character of heat-fading is little, and resistance to heat is good.
2, wear rate appropriateness is difficult for the scratch antithesis.
Noise is little when 3, braking.
4, cost is low, and price only is 1/3 of an import like product.
Example 1
Getting 5 kilograms of phenolic resin, 5 kilograms of urea formaldehyde resins drops into their in dispersion kneader and stirred 5 minutes, again 18 kilograms of aluminium vanadine are dropped into to stir in the dispersion kneader and carried out the blending and modifying processing in 10 minutes, get 5 kilograms of magnesium oxide, 20 kilograms of blanc fixes, 25 kilograms of Iron Ore Powder, 5 kilograms of graphite, 2 kilograms of molybdenum disulfide and 6 kilograms of calcium carbonate again and drop into together in the above-mentioned dispersion kneader, fully stirred 10 minutes.Under stirring condition, in above-mentioned dispersion kneader, drop into 3 kilograms of glass fibres, 5 kilograms of Steel Fibres and 1 kilogram of copper fiber afterwards successively, stirred 20 minutes.With the air dry oven inner drying of kneaded material about 105 ℃, treat that feel is tack-free till.The material that drying is crossed is cooled to normal temperature, drops in the shredder and pulverizes, and it is standby to cross 80 mesh sieve extracting screen underflows.Mould place hydraulic press will in give hot temperature and be controlled at 160~170 ℃.Reach when mould and open mould after the temperature of regulation and coat remover (oleic acid) and put into steel backing treated mistake and that scribble Bond, pour material into die cavity and pave, cover die cap, push in the hydraulic press at 160~170 ℃, suppress 1~1.5 minute/mm under unit pressure 18~20MPa condition.General venting is 2~3 times in compacting.Molding obtains semi-finished product disc type sheet after the moulding.Again it is piled up on anchor clamps, fastening with screw, place baking oven, through about 1 hour, be warming up to 100 ℃, kept 3 hours, through about 30 minutes, be warming up to 125~130 ℃ again, keep stopping after 3 hours heating, treating that temperature is reduced to can discharging below 60 ℃.Can obtain finished product through flour milling with after spraying paint again.
Example 2
Repeat the operation of example 1, wherein 4 kilograms in phenolic resin, 6 kilograms of urea formaldehyde resins, 18 kilograms of bentonite clays, 5 kilograms of aluminium sesquioxides, 20 kilograms of blanc fixes, 25 kilograms of Iron Ore Powder, 5 kilograms in graphite, 2 kilograms of molybdenum disulfide, 6 kilograms in calcium carbonate, 3 kilograms in glass fibre, 5 kilograms of Steel Fibres, 1 kilogram of copper fiber.
Example 3
Repeat the operation of example 1, wherein 15 kilograms in phenolic resin, 15 kilograms of urea formaldehyde resins, 12 kilograms of bentonite clays, 2 kilograms of aluminium sesquioxides, 19 kilograms of blanc fixes, 24 kilograms of Iron Ore Powder, 2 kilograms in graphite, 1 kilogram of molybdenum disulfide, 5 kilograms in calcium carbonate, 2 kilograms in glass fibre, 2 kilograms of Steel Fibres, 1 kilogram of copper fiber.
Example 4
Repeat the operation of example 1, wherein 10 kilograms in phenolic resin, 20 kilograms of urea formaldehyde resins, 12 kilograms of aluminium vanadine, 2 kilograms of aluminium sesquioxides, 20 kilograms of blanc fixes, 20 kilograms of Iron Ore Powder, 4 kilograms in graphite, 1 kilogram of molybdenum disulfide, 6 kilograms in calcium carbonate, 2 kilograms in glass fibre, 2 kilograms of Steel Fibres, 1 kilogram of copper fiber.
Example 5
Repeat the operation of example 1, wherein 10 kilograms in phenolic resin, 20 kilograms of urea formaldehyde resins, 12 kilograms of bentonite clays, 2 kilograms in magnesium oxide, 15 kilograms of blanc fixes, 25 kilograms of Iron Ore Powder, 3 kilograms in graphite, 2 kilograms of molybdenum disulfide, 5 kilograms in calcium carbonate, 2 kilograms in glass fibre, 3 kilograms of Steel Fibres, 1 kilogram of copper fiber.
Example 6
Repeat the operation of example 1, wherein 10 kilograms in phenolic resin, 10 kilograms of urea formaldehyde resins, 15 kilograms of bentonite clays, 5 kilograms in magnesium oxide, 15 kilograms of blanc fixes, 25 kilograms of Iron Ore Powder, 5 kilograms in graphite, 1 kilogram of molybdenum disulfide, 5 kilograms in calcium carbonate, 3 kilograms in glass fibre, 5 kilograms of Steel Fibres, 1 kilogram of copper fiber.
Annotating the used percentage of present specification all is weight percentage.
Product of the present invention detects institute's survey project through China Automobile Industry Corporation's Changchun automotive research and meets the GB5763-86 standard fully, and concrete data are as shown in the table: the sequence number project is according to detected temperatures technical requirements measured value 1 coefficientoffriction GB5763 100 ℃ 0.25~0.60 0.39
150℃?????0.25~0.60???0.39
200℃?????0.25~0.60???0.39
250℃?????0.25~0.60???0.40
300 ℃ 0.25~0.60 0.39 2 wear rate (* 10
-7GB5763 100 ℃≤0.51 0.25
cm
3/N.m)??????????????150℃???????≤0.77?????0.37
200℃???????≤1.02?????0.62
250℃???????≤2.04?????1.10
300℃???????≤3.57?????2.56
Product of the present invention sees the following form with the performance comparison of domestic and international standard and product:
Project category | Friction factor (μ) | Wear rate (* 10 -7cm 3/Nm) | ||||||||
?????100℃ | ????150℃ | ??????200℃ | ??????250℃ | ?300℃ | ??100℃ | ???150℃ | ???200℃ | ???250℃ | ??300℃ | |
GB5783~86 | ???0.30~0.80 | ??0.30~0.80 | ???0.20~0.80 | ???0.15~0.80 | Uncertain | ??0.51 | ???0.77 | ???1.02 | ???2.04 | ??3.57 |
ISR4024 | ???0.30~0.80 | ??0.30~0.80 | ???0.20~0.80 | ???0.15~0.80 | Uncertain | ??0.51 | ???0.77 | ???1.02 | ???2.04 | |
JISD4411 | ???0.30~0.80 | ??0.30~0.80 | ???0.20~0.80 | ???0.10~0.80 | Uncertain | ??0.51 | ???0.77 | ???1.02 | ???2.04 | |
Homemade no sheet asbestos | ??????0.40 | ?????0.49 | ??????0.44 | ??????0.41 | ??0.248 | ???0.281 | ???0.388 | ???0.517 | ||
Homemade sheet asbestos | ??????0.58 | ?????0.58 | ??????0.45 | ??????0.34 | ??0.244 | ???0.291 | ???0.204 | ???0.188 | ||
BZNZ pump sheet | ??????0.40 | ?????0.37 | ??????0.31 | ??????0.20 | ??0.371 | ???0.515 | ???0.628 | ???0.401 | ||
POLONEZ pump sheet | ??????0.44 | ?????0.45 | ??????0.37 | ??????0.33 | ??0.271 | ???0.383 | ???0.581 | ???0.448 | ||
Product of the present invention | ??????0.30 | ?????0.39 | ??????0.39 | ??????0.40 | ?0.39 | ??0.25 | ???0.37 | ???0.82 | ???1.10 | ??2.58 |
The The friction coefficient temperature of the product of the present invention almost no change that raises illustrates that its resistance to heat is good and stable as can be seen from the above table.The wear rate of product of the present invention suits, illustrates that it has certain pliability, the soft or hard appropriateness.Though and some product wear rate is little, the too big easy damaged automobile of its product hardness antithesis, noise is also big during brake.
Claims (4)
1, a kind of brake block is characterized in that; The weight percentage of each component is: hybrid resin 10~30%, inorganic macromolecule compound 12~18%, blanc fixe 15~20% Iron Ore Powder 20~25%, calcium carbonate 5~6%, metallic oxide 2~5%, graphite 3~5%, molybdenum disulfide 1~2%, glass fibre 2~3%, Steel Fibre 2~5%, copper fiber 1%.
2, brake block according to claim 1 is characterized in that: hybrid resin is the mixture of urea formaldehyde resin and phenolic resin, urea formaldehyde resin: phenolic resin=1~2: 1.
3, brake block according to claim 1 and 2 is characterized in that: the weight percentage of each component is: hybrid resin 20%, inorganic macromolecule compound 15%, blanc fixe 15%, Iron Ore Powder 25%, calcium carbonate 5%, metallic oxide 5%, graphite 5%, molybdenum disulfide 1%, glass fibre 3%, Steel Fibre 5%, copper fiber 1%.
4, a kind of preparation method of brake block is characterized in that: carried out the blending and modifying processing in 10 minutes with stirring 5 minutes in phenolic resin and the urea formaldehyde resin input dispersion kneader, inorganic macromolecule compound is dropped into again to stir in the dispersion kneader.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN96115295A CN1053951C (en) | 1996-05-10 | 1996-05-10 | Brake pad and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN96115295A CN1053951C (en) | 1996-05-10 | 1996-05-10 | Brake pad and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1165255A true CN1165255A (en) | 1997-11-19 |
CN1053951C CN1053951C (en) | 2000-06-28 |
Family
ID=5122569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN96115295A Expired - Fee Related CN1053951C (en) | 1996-05-10 | 1996-05-10 | Brake pad and preparation method thereof |
Country Status (1)
Country | Link |
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CN (1) | CN1053951C (en) |
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CN100361797C (en) * | 2005-05-24 | 2008-01-16 | 东华大学 | Method for preparing brake sheets made from macromolecule alloy |
CN100419300C (en) * | 2006-06-19 | 2008-09-17 | 河北正大摩擦制动材料有限公司 | Composite mineral fibre reinforced brake liner and preparation process and special device therefor |
CN105531495A (en) * | 2013-06-17 | 2016-04-27 | 意大利水泥股份公司 | Friction material for brake pads and related brake pads |
CN106217709A (en) * | 2016-07-27 | 2016-12-14 | 江苏晟达德合交通工程实业有限公司 | The high friction composite brake shoe watt back of the body and the molded vulcanization method of friction piece |
CN110978353A (en) * | 2019-11-05 | 2020-04-10 | 杨茂周 | High-temperature-resistant automobile brake pad and preparation method thereof |
CN113118434A (en) * | 2021-03-31 | 2021-07-16 | 上海连纵轨道交通科技有限公司 | Brake pad of high-speed motor train unit and preparation method thereof |
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DE10358320A1 (en) * | 2003-12-12 | 2005-07-21 | Rex Industrie-Produkte Graf Von Rex Gmbh | One-piece friction body with a carrier and friction lining arranged thereon and method for its production |
CN100389093C (en) * | 2006-08-31 | 2008-05-21 | 杜亮 | Metal-free ceramic-type brake plate and processing method |
CN101813148B (en) * | 2010-05-20 | 2011-06-29 | 湖南博云汽车制动材料有限公司 | Low-metal ceramic-based air-pressure disk type brake pad and preparation method thereof |
Family Cites Families (3)
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CN1042763A (en) * | 1988-11-18 | 1990-06-06 | 沈阳市石棉制品研究所 | Manufacturing process of brake friction plate |
JPH0418483A (en) * | 1990-02-20 | 1992-01-22 | Sumitomo Electric Ind Ltd | Friction material for brake |
JP3173891B2 (en) * | 1992-10-21 | 2001-06-04 | 株式会社曙ブレーキ中央技術研究所 | Manufacturing method of friction material |
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1996
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CN100361797C (en) * | 2005-05-24 | 2008-01-16 | 东华大学 | Method for preparing brake sheets made from macromolecule alloy |
CN100419300C (en) * | 2006-06-19 | 2008-09-17 | 河北正大摩擦制动材料有限公司 | Composite mineral fibre reinforced brake liner and preparation process and special device therefor |
CN105531495A (en) * | 2013-06-17 | 2016-04-27 | 意大利水泥股份公司 | Friction material for brake pads and related brake pads |
CN106217709A (en) * | 2016-07-27 | 2016-12-14 | 江苏晟达德合交通工程实业有限公司 | The high friction composite brake shoe watt back of the body and the molded vulcanization method of friction piece |
CN110978353A (en) * | 2019-11-05 | 2020-04-10 | 杨茂周 | High-temperature-resistant automobile brake pad and preparation method thereof |
CN110978353B (en) * | 2019-11-05 | 2021-09-14 | 青岛方冠摩擦材料有限公司 | High-temperature-resistant automobile brake pad and preparation method thereof |
CN113118434A (en) * | 2021-03-31 | 2021-07-16 | 上海连纵轨道交通科技有限公司 | Brake pad of high-speed motor train unit and preparation method thereof |
CN113118434B (en) * | 2021-03-31 | 2021-12-17 | 上海连纵轨道交通科技有限公司 | Brake pad of high-speed motor train unit and preparation method thereof |
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