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Laizhou Wobang Auto Parts Co., Ltd.


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Laizhou Wobang Auto Parts Co., Ltd.

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Industry News
2018-01-08
Theairholeisthemaindefectintheproductionofthebrakedrumofthebimetalautomobile,andismainlydistributedontheinnerwallandtheouterwallofthebrakedrum.HowcanIpreventitinordertogetacompletebrakedrumcasting?1.Whencastingthebrakedrumcastings,itisnecessarytoreducetheoverheatingtemperatureduringthefinancializationandminimizethecontacttimebetweenthealloyliquidandthegasduringthemelting.Second,wemustpayattentiontothetreatmentofoxidesandstainsonthesurfaceofsteelparts,sothesteelplateshouldbesandblasted;remembertodrythesteel.Third,intheplacewherethecastironandsteelpartsarecombined,itisnecessarytopayattentiontothebrushingofthegetteringpaint.Fourth,opentheexhaust(overflow)riserintheprocesstomakethegasinthecavitytimely
Spiral groove brake drum features
2018-01-08
Thebrakediscofthediscbrakeisaroundplatethatalsorotatesasthecartravels.Thebrakecaliperisusedtoclampthebrakediscandgeneratebrakingforce.Itsrelativelyrotatingbrakediscisfixed.Whenthebrakeisapplied,itclampsthebrakedisctoslowdownorstop.Whatarethereasonsforthebrakeeffectofthebrakediscbetterthanthedrumbrake? Thebrakeforceofthediscbrakeisweak,theactualdrumbrakeareaislarge,thenaturalbrakeefficiencyisnotgood,butthedrumbrakehasthebiggestproblem,theheatisdeclining,andthestronglimitbrakewillcausethebrakedrumtoheatup,eventuallyleadingtothegapchange.Large,thebrakesbecomelongerandeventuallybecomeineffective.However,thedrumbrakeshavelowcostandlargebrakingforce,sothetrucksusedrumbrakes. Manyrearwheelsofthecararealsodrumbrakes,thecostislow,andthepowerofthecarissmall,anditisrarelyusedforextremecontrol,sotherearwheeldrumbrakeisveryeconomical.However,sincethefrontwheelbrakeswith75%oftheforce,itisthefrontandreardrum.Includingalotofrear-drivecars,frontandreardiscbrakes,butalsothefrontbrakediscislarge,thebackissmaller.Thefrontisahollowdisc,thebackisasoliddiscandsoon. However,thediscbrakehasagradualprocess,itiseasytocontrolthebrakingforce,andthebrakedisctouchestheairsurfacewhenitrotateswiththewheel,andtherearefewsignsofthermaldecay.Thebrakecanmaintainagoodbrakingeffectforalongtime.Supersportscars,brakediscswithceramicfibersbeforeandafter,inordertoavoidthermaldecay.
The brake effect of the brake disc is better than the drum brake
2018-01-08
Thematerialofthebrakediscismostlycastiron,anditisexposedforalongtime.Theworkingenvironmentisrelativelyinferior,anditoftenencountersthetestoftwodaysoficeandfire.Ifthevehicleisparkedforalongtime,orwhenitisinadampenvironment,somerustwillbegeneratedonthesurfaceofthebrakedisc.Theserustswillaffectthenormaloperationofthebrakesystem.Therefore,itisnecessaryforustoconsciouslyClear. Ifthereisonlyaslightrustonthesurface,wecanremoveitbycontinuousbrakingwhiledriving.Ofcourse,thisissafeanddoesnotaffectpublictransportation.Whiledriving,gentlypressthebrakestoallowthefrictionbetweenthebrakepadsandthebrakediscto“polish”thesurface. Iftherustsituationisserious,wedonotrecommendusingtheabovemethodofbrakingtoremoverust.Whenthereisalotofrust,thesurfaceofthebrakediscwillbeuneven.Inthiscase,thebrakewillcausethebodytoshake,andthedrivercanobviouslyfeeltheabnormalityofthebrakepedal,thesteeringwheelandthebody.Atthistime,itwillbedifficulttoremovetherust,evenifitisbarely"polished",thebrakepadwillbeabnormallywornafterwards,andtherewillstillbejitter. Therefore,itisbestforustodrivethevehicleintotherepairshop,removethebrakedisc,sandtherustwithsandpaper,checkthesurfaceofthebrakepadforabnormalities,andconductaroadtestafterinstallation.Driveonaflatroadataspeedof70KM/Handperformmultiplebrakingtoensurenoabnormality.Ifthereisstillajittercondition,itmeansthatthesurfaceofthebrakediscisnotflat.Youneedtodofurtherpolishingandlevelingorreplaceitasappropriate.
What should I do if the car brakes rust on a rainy or long-term stop?
2018-01-08
AccordingtothelatestdatareleasedbyLMCAutomotive,in2014,globallightvehiclesalesincreasedby3.5%year-on-yearto87.167millionunits.Amongthem,thesalesvolumeofChina'slight-dutyvehicleswas23.689million,anincreaseof8.3%year-on-year,accountingfor27.1%oftheglobalmarket.Itistheworld'slargestautomobileconsumermarket.AlthoughthegrowthrateoftheChineseautomarkethasgraduallysloweddown,thishasnotstoppedtheinvestmententhusiasmofmajorautocompanies.Atthesametimeasthesalestargetisraised,thepaceofcapacityexpansionofcarcompaniesisalsoaccelerating.Accordingtoincompletestatistics,in2015,Volkswagen,GM,Hondaandothercarcompanieswillusherinanewroundofproductioncapacity.
Brake disc manufacturing process
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