Thesesameoilthatmanypeopleeatinourlivesisanoilyestercontaininganunsaturateddoublebond,DHA,whichisalsoanoilyestercontaininganunsaturateddoublebond,onethatcanbeindirectcontactwithpeopleinthegeneralpublicClasscanbeusedtomakeunsaturatedpolyesterresin,ahigh-gradewoodlacquerofarawmaterial,it'sless,itismoreprecious,sooctadecenoicacidisknownasthehumanbody'smusclegold,andbehenylAcids,alsoknownasbraingold,aresubstancesthatthebodycannotsynthesize,butwhicharecrucialtothebrain'shair.DHAisthedococenicacid,mainlyderivedfromfishoilanddeep-seafishoil,whichiswhypeoplethinkeatingThefishwillbecomeclever,soitseemsthattheancientsknewthisveryearly,anditwasnotsomethingthatonlyforeignershad. Butwecannotusesuchagoodthingforsyntheticpolyester,becauseitistooexpensive.Weusemaleicanhydrideandtrans-butenedicarboxylicacid.Theso-calledbinary,thatistosaybothsides,ofcourse,canalsocontainalotofdibasicacidcontainingunsaturateddoublebonds. Butthelightismadewithunsaturateddibasicacidistoohard,butalsotosoftenitsome,soaddsomecanmakeitsoftersomesaturateddibasicacid,commonlyusedisphthalicanhydride,therearealotofsaturatedbinaryAcidcanbeused,dependsonwhereitisused,whichdependsontheneedstodetermine,whichisthedirectionofdevelopment,ofcourse,thisisalsoverymaturenow,butthenaturalsaturateddiacidisnottheonlywayAproductcanbeaddedandtherearetoomanythingsavailable. Thenyouusethemother,cannotbemale,ah,soalittlereactionwithit,thatisalcohol,usuallyinourindustryarebasicallyusedglycol,suchaspropyleneglycol,ethyleneglycolAlcohol,etc.,therearemany,butoneofthesecretcanbemore,becausetherelationshipbetweenthestructureandperformanceisnottosaythat,sothefocusofdevelopmentwillbeheretoworkhard. Next,isthereaction,becauseallthesethingstogethertoreactthroughmelting,ah,butthetemperatureistoohigh,becausethecookingtemperaturehastoburnthepaste,andgenerallyhaveariseintemperature,atthesametimeControlofthetemperatureisalsoamoreimportanttechnology,atthesametimeaddwhatorderofmaterialsisalsoacertaindegreeofscience. Thereactioniscompleteanditcanbedilutedwhenthetemperatureislowenoughtobediluted,butbeawarethatbythistimeitisthemostcriticalbecauseourdiluentcannotbereactedtobyusbecausewecanonlydothisatthisstageLetitonlyplayaroleindilution,orourproductswillbescrapped,thistimetostrictlycontrolthetemperatureofourentiresystem,ortensofthousandsinafewminutesoftimetheremaybeno,becauseitcannotbeused,Theremaybeadangeratthistime,becausetheresinfrompolytoissuealotofheat,theentirereactorcanbered-hot,thepossibilityofexplosion,soatthistimeisthemostcritical. Finally,theendofthedilution,addsomeadditivesuntilthemixingisgood,canbedischargedtocoolthematerialout,butpayattentiontothepackagingofthebarreltobeclean,cannotcontainreducingagentsandoxidantsinit,ortheproductwithinafewdaysWillbescrapped. Thequalityoftheproductisgenerallyrelativelyeasytocontrol,butitisalsoguaranteed,onlytoseethepurityofsomeoftherawmaterialsyouuse.Nowtherearealotoftoolsandtoolsthatcanbetested,sothatalltheproductscanknowthequalityoftheproductsintheprocessGoodandbad. However,eachmanufacturerstillhassomedifferences.Atthesametime,thequalityoftheproductscomesoutdifferently.Becauseeverymanufacturerisdifferent,theunsaturatedpolyesterresinsystemitselfisveryfragile.TotheatmosphereWherethetemperatureisthemostsensitivetothetemperaturetherearesomerequirements,whileeachmanufacturer'sproductpositioningisnotthesame,sodifferent,buttherearestillsomemanufacturersistolong-termdevelopmentandfortheentireindustryandsocialservices,Sothequalityoftheproductisverystable,ofcourse,therearesomeinordertoblindlylow-costproducts,buttheindustryhasaweirdphenomenon,thatis,manypoorthingsarevaluablebecausethecustomerheisaskingforsuchaproduct. Manyproductsarenowobsoleteinthisindustry,buttheyhavebeenusedforalongtime.Nowtheyaremainlyconcentratedcrystal,transparentPEforwoodworking,andproductswithdirectionalpropertieswithotherproperties.ButnowthereareManyproductsareverylowprofits,andsomelessthan50dollars,Idonotknowtheamountofbigcandothis?Ithinkitisnotworthit. Thenumber191isthebasicresinthatweallrecognizefordecadesasaglassfiberreinforcedplastic. 193inZhejiangProvince,GuangdongProvinceandmanyotherplacesisusedtodothebutton,becausethiswater-whiteresinprocessingcanalsobeaddedtothebuttonsinsidethedifferentcolortoneall-you-can-like,butalsoresistanttoacertainTorquebutton,thisproductisbeautifulandgenerous,andcheap,thefirsttenyearsinZhejiangYiwuCommodityCity,thisproductiswellsold,butalsobyaproductwelike,butnowalsohaveverygoodsales. No.195isaresincontainingacrylicmonomer,whichismainlyusedtomakesomeproductswithbettertranslucency.Moreover,itspigmentdispersionisgood,sometimesitcanbeusedwithNo.193,butitismadeOftheproductsinthemechanicalpropertiesisnotverygood,sowhenprocessedintotheglassintotheroomwiththeNo.196,sothatthemechanicalpropertiestomeetproductrequirements. 196,becauseintheprocessofmoleculardesigntobeconsideredcorrosiveandsomecombinationofresistanceandmechanicalpropertiesandweatherability,sothisproductisgenerallyusedtodothehousesuitableforsomewaistdecoration,Sometimesinordertostrengthenotherproducts,butalsowithsomeothertypesofresintogetherwiththesametime,becauseitsreactionandsystemdesignisnotthesame,intheprocessing,it'sreactiontimeislonger,sotheproductionofspecialcare,Preventbad. No.199,asystemsimilartoNo.196,exceptthatithasadifferentsystem.Ithasaslightlyhigheracidnumber,andbecauseitcanbeusedtomakefoodpackaging,ithassomedifferencesfromotherproducts.Thesameisthatitsproductionprocesslonger,thegeneralreactiontotheendofalmost48hours,butitschemicalperformanceisbetter, 33,34,35,36,theseresinsareusedinthesurfacetreatmentoftheresin,thegeneralpost-processingprocessisalwayswiththesmallestglasssurfacesticktogetherwiththeuseofsuchproductsRelativelysmooth,sotheappearanceoftheproductismorebeautiful,althoughthereare35and36,buttheyarebasedonthe34and33developedandchangedfrom. 189wasspeciallydevelopedformarinecorrosionprotectionbecauseofthecorrosivenatureoftheseawater,soafterusingitinasystemthatwealleat,butitsantisepticeffectisparticularlygood,thesystemofresinThisprotectsthehullsothattheresinhasexceptionalpropertiessothatitcanbesoakedinseawaterorwaterforlongperiodsoftimewithoutcorrosion. ResinNo.118isanunsaturateddoublebondpolyesterresinwhoseprimaryfunctionistodispersethepigment,primarilytoallowthepigmenttobeaddedtotheresinweareusingandtohavebetterdispersibility,butourUnsaturatedpolyesterresinisaliquidwhenitisgrindingcannotbecarriedoutinthelong-termconditionsinthetemperature,sousepolyestertodothisdual-use,butgenerallycannotaddtoomuch,usuallytheoverallamountof3-----5%,thisproductiscolorfulandcolorful,beautifulandpractical,whilethecostisrelativelylow. No.128isawear-resistantresin,whichhasbeenconsideredinthemoleculardesignofthistypeofresininsomeapplicationsneedtowear-resistantoccasions,becausesomeplacesalwaysalwaystomill,whethercivilorindustrialuse,Thisresinisdesignedtomeetthisneed. No.138isthesameasNo.193,butdifferentmanufacturerstakethenameisnotthesame,butsomemanufacturersto138asaspecialbutton,andNo.193isusedtomakemarbleresin. Imitationmarbleisalotofresinmanufacturersformerlynamed193,andlaterspecificallynamedmarbleresin,thisresinbecausetheproductmadetoimitatethemarblelook,whichnamedmarbleresin,infact,manymanufacturershaveproduction,butChinaisrelativelylargeandMontetronics,XCOM,becausetheyarethefirsttodothisproductintothekitchencabinetbusiness,whiletheEuropeancamp,theEUAthenaalsobecauseoftheuseofsuchproductsintothekitchencabinetintothedevelopmentofChina'slargerOftheenterprises,andevenbecomeabrotheroftheindustry,butalsobecomeamoresuccessfulnationalbrandexample. Hightemperatureresin,whichisarelativelyhightemperatureresistantindustrialspecialtyresin,thegeneraluseofrawmaterialsaresomeofthemorespecial,thereisacertainscientificstructureofthechemicalproductstomakehightemperatureproducts,processingsuchproductsinChinaisnotManyenterprisesinAnhuihavedonethelongestandmostsuccessfulbusiness,butalsooneofthemoresuccessfulexamplesinthisindustry. Crystalresin,theresinbeganasarelativelyhigh-endEuropeanCommunityproducts,andlaterinJapan,theUnitedStates,Taiwan,Indonesia,andotherplacesproducedrelativelygood,relativelyhighprofits,akindofacrylicstructureTransparent,aftercuringprocessisstillgoodtransparency,likecrystal-likeresin,theproductformulationandproductionrequirementsofthemorerefinedproducts,becausetheprocessedproductscanbedonelikeacrystalproduct,sonamedCrystalproducts,ornamentalquitegood,sonowitsformulaandproductionmethodsarethetopsecretofeachbusiness. Therearemany,many,numerous.168seriesofresin,isusedbymanymanufacturerstoprocessintohandicraftsresin,isalsousedmoreofaseriesofresins,handicraftsmainlybecauseoftheprocessingofTaiwanesemanufacturersinthemainlanddrivenup,mademainlyofproductsexportedtoforeigncountriesSomemore,nowmainlyalsoproduced,processedintoavarietyofhandicrafts,manyproductsfortheUnitedStatesLunmeifortherichandcolorful,thisresinisalsodivided,thegeneralcanbedividedintothickonthecolor,andonthelightofthetwoTypecanbe,beforeIworkinGuangdong,alargeamountofproductioncapacitywhenaseriesofproductsontheproductionofamonththerearemorethan2,000tons,butstillinshortsupply,IrememberinShenzhenbeforeEverydaythecompany'sdosagetomorethan100tons,adaywithafewtonsofmanufacturersinthePRDincredible,Ithenusedtosuchcompaniesmayhavehundredsofbars,manyofthemaredoingafter-salesservice,Nowtherearemanymanufacturersinuse. 6688and3388,aresinthatwaspreviouslyusedtotreatfurnituresurfaces,isnowsubjectedtounsaturationfromPEbecauseitisusuallyprocessedbyhand-sweepingbuttheirqualityisarelativelystablesystembecauseUsedinthefurnituresurface,madeoftheproductisverybeautiful,andgoodperformance,durable,oilandscrubresistance,etc.Sobymanymanufacturersandcustomersatthetimelike,andnowitisoneoftheproductssoldwell,whilethisProductscanbeusedtodealwiththemarblesurfaceandbondedbrokenmarble,butalsocanbeplastic,leatherandsomeshoematerials,butalsocanbeusedtohandlethesurfaceofthepianoandspeakers,theformationofauniquereflectiveeffectandthatkindofNobleandkingofthegastothehead,sothisresiniswelcomedbyeveryone,butitcanalsobeusedtograftintoawater-basedresin,since1993,theresinproductionisrelativelylarge,whilesalesarerelativelylargeThisisamajorproductfrom1992tothepresent. PEunsaturatedpolyesterresinnowawoodprocessingplantinthenewdarlingoftheresinmodel,becauseofitsprocessingfasterthanacrylic,polyurethane,alkyd,fattyestersandotherresinsprocessedintoquick-processingpaint,sonowbecomearelativelylargeAndtheoutputismoreofaproduct,infact,itscostischeaper,andthusbecomeafashionnow,coupledwithprocessedintowoodsurfacecandisplaythecolorandtextureofwooditself,soitismoreviable,soitisveryenvironmentallyfriendlyAtthesametime,italsosavestimefortheproductionofwoodworkingmachines,andbecauseitcandryintheairandpolishmoreconveniently,thisisitsmainfeature. PolaroidResin:ThisisoneoftheproductsthatwasproducedearlierinChinaandwasthelargestatthattimebecauseitisdesignedprimarilyfortheprocessingofsheetmetal.Similarly,youcanalsouseittomakeimitationjadecrafts,thesurfaceoftheancient,verypopular,coupledwithmoreconvenientintheabovecolor,atthesametimeprocessedproductsgorgeous,crisp,highhardness,asatimeOneofthebettersellingproducts,therearemanysmallfactoriesinourcountryisfromthisstart Whenitisusedontheboard,itneedstoaddalayerofwoodpaperbelowit,andthenitispressedandcuredonthepapertobecomeabrightandshinyboard,whichisagoodmaterialforproducingfurniture,whichisarelativelyhighrequirementresinAtthesametime,thissalesisrelativelylarge,andnowtherearemanysuchmanufacturersinthePearlRiverDeltaandZhejiang, Unsaturatedpolyesterresinsforusewithatomicashes,someofwhicharethesameasthecurrentPEsystems,requirearesinthathasgoodadhesion,air-drying,burnishing,andmoderatehardnessafterprocessing,Capacitanceisbetter,becauseitaddsalotofpowderinside,andnowtheproductionofsuchresinsinChinaisrelativelylarge,aregenerallyusedfortheirownproduction,theuseofrawmaterialsarealsosomedifferentfromtheprevioussystemPlace,buttheadvantagesofthisresinisveryprominent,anditsapplicabilityisrelativelygood,theuseisrelativelywide,canbemadeintoacarrepairash,canalsobemadeoffurniturerepairandendofgray,canalsobeTobecometheendofbuildingmaterialsdecorationgray,butalsocanbeusedtostrengthenthematerial,theoutputisrelativelylarge. Specialresinforfoodpackaging:Thisresinisnotverydifferentfromthe6688,buttheyrequirethefoodpackagingrequirements,sosomeofitsindicatorsarealsoverystrictrequirements,mainlyprocessedintoresinproductswithstyrenecontentcannotexceedthestandard,Atthesametimeaftertheroughprocessingbutalsoforpost-processing,orcannotmeetthestandardofaproduct,whileitsphysicalandchemicalpropertiesthantheaverageresinrequirementsaremuchhigher,sothechoiceofmaterialscannotbetoxictohumanandanimalandlivingifSafe,thisisitsstrictness,somemanufacturersinChinahavealsobeentheUnitedStatesandtheFDA'sproductcertification. Dentalresin:Theresintypethatresinwasinventeduntilnowtheoldestresin,andinthesamewayitisnowusedbydentistshavealsousedittomakeamold,andthenturnmoldintoporcelainteeth,toPatient-friendly,denturesarealsomadewithepoxyandarealsoavailabletothepatientbecausetheteetharecheapandnotasexpensiveasporcelainteeth. Water-basedunsaturatedpolyesterresin:Thisistheenvironmentalprotectionrequirementsandbecometheresinweareallinonedirection,becauseitcanreduceenvironmentalpollutionandenhancetheprotectionofthehumanbody,sothisisatrend,menacingah,Therearenotmanyproductsonthemarketnow,butmoreinforeigncountries. Soft

HandlayupprocessProductionoperations-curingandstripping First,theproductofcuring Handlay-upofFRPproducts,usuallyatroomtemperaturecuringresinsystem.Handlay-upoftheoperatingenvironmentgenerallyrequiresthefollowingconditions:temperatureofnotlessthan15℃,humiditynotmorethan75%. Undernormalconditions,curingisdividedintothreephases:gel,curingandheating. Gelsareviscousresinsthatlosetheirfluidityandformasoftgel. Curingcanbedividedintotwostagesofcuringandcuring.Productsfromthegeltohaveacertainhardness,sothattheproductcanbetakenofffromthemold,thenthedegreeofcureoftheproductcangenerallyreach50to70%,thencalledthehardeningtime;Thenaturalenvironmentofnaturalcuring1to2weeks,sothatproductshaveacertainmechanicalproperties,physicalandchemicalpropertiesavailableforuse,thenbecomematurationtime.Atthistimethedegreeofcurecanreachmorethan85%,theagingisusuallycarriedoutatroomtemperature,butalsocanbeacceleratedbypost-heatingtreatment.Forexample,heattreatmentat80°Cfor3hours. InordertoimprovetheproductioncycleofFRPownproducts,improvetheutilizationrateofmold,andacceleratethehardeningtime,theheatingafter-treatmentmeasuresareoftenused. ForFRP,heattreatmenttemperatureshouldnotexceed120℃,generallycontrolledbetween50~80℃,theheattreatmenttemperatureandresinheattemperature,soheat-resistantresin,heattreatmenttemperaturecanbehigher,Resistanttolowtemperatureresin,heattreatmenttemperaturecanbelower. Thedegreeofcuringoftheproductisproportionaltothetemperatureandthetimelevel.Whentheambienttemperatureisappropriatelyraisedortheproductisexposedtosunlightorinfraredrays,thecuringreactionoftheproductcanbeaccelerated,theturnoverrateofthemoldcanbeincreased,andtheproductioncyclecanbeshortened. Itisimportanttopointoutthatjustbeforepostcure(especiallypostcuretemperaturesabove50°C),thearticleshouldbeleftstandingforatleast24hatroomtemperaturepriortopostcure.Table4-1showstheinfluenceofthetimeintervalbetweentheresingelandthepost-curingprocessonthepropertiesoftheproduct.Itcanbeseenfromthetablethatifthelongertimeintervalbetweentheresingelandthepost-curingtreatmentisstarted,Thesmallerthewaterabsorption,thebettertheperformanceoftheproductused. WhenFRPproductsrequiretheuseofhighertemperatures,tochooseaheat-resistantheat-curingformula,handlayupoperationiscompleted,theproductplacedunderacertaintemperaturetomakeitcured.Inthepost-curingtreatment,theslowheatingrateisconducivetotheformationofresinmacromoleculestructure,heatingrateistoofast,thetemperatureistoohigh,cancausetheresinagglomeration,affectingtheperformanceoftheproduct. Forsomegeometricpastesystem,theassemblyaccuracyofthehigherproducts,post-curingtreatment,shouldbeconsistentwiththegeometryofthebracketsupport,topreventdeformation,warpage. HeattreatmentmethodsshouldbebasedonproductdimensionsandmoldmaterialsandotherfactorstobeconsideredtodeterminethegeneralsmallFRPproducts,canbeheatedintheoven;slightlylargerproductscanbeplacedintheoventreatment,largeproductsaremoreuseofheatingmoldorInfraredheating. Ifthemoldcanheattransfer,heatingmoldcanbeusedforpost-curing.Theheatingmethodsare:theheatsourceisarrangedinthemold;theheatsourceisarrangedoutsidethemold;theheatsourceisplacedonthebottomofthemold. Ifthemoldmaterialdoesnotheat,youcanuseinfraredheating.Itistheinfraredlightinstalledintheactivityofthehoodwithcover,theinfraredlightandthedistancebetweenproductscanbeadjusteduptoamaximumtemperatureof150℃,butthismethodofelectricityconsumption,thepowerconsumptionpercubicmeterofheatingsurfaceTheamountof2~3kw,4~5timeshigherthanthemoldheating. Second,theproductstripping Whentheproductiscuredtomoldreleasestrengthbeforedemoulding,usuallyatroomtemperaturemorethan24hoursofnaturalcuring.Accordingtothechoiceofresincuringsystemtodeterminethetimingofdemoulding.Iftheuseofmechanicalstrippingtopayattentiontosafety,iftheuseofartificialdemouldingavailablewoodwedgethanFRPmaterialstrippinglessmaterial,strippingshouldbecarefulnottodamagethemoldandproducts,prohibitingheavybloworheavyfallmold. Strippingisakeyprocessinhandlay-upofFRPproducts.Moldreleaseisdirectlyrelatedtothequalityoftheproductandtheeffectiveuseofmold.Ofcourse,thedemoldingisalsogoodorbaddependsonthemolddesign;moldsurfacefinish;releaseagentandbrushingeffect;alsodependsonthedemoldingtechnology. Handlayfiberglassproductsgenerallyusegasoff,topoff,wateroffandothermethods. (1)airoff Gasoffthegasnozzleispre-installedonthemold,ifthegasnozzleconnectedtothepumpthroughthehose,demouldingthroughthegasnozzle,compressedairintothegapbetweenthemoldandtheproductinterface,withcompressedaircontinuetoenterTheproductcomesout.Presstherubberhammercanbeusedtotaptheporesatthemoment,sothatgasquicklyinto.Thisdemoldingmethodisveryeffectiveforlargeareaproducts. Topejection Thetopoftheejectionisthetopofthepastepiecesofthepasteinthemold,themoldreleasescrewrotation,thetopoftheblockthatismovingoutward,whichwillbetheproductout.Thismethodismoreeffectiveforthick-walledproducts. (2)wateroff Thatisinjectedintothegasnozzle0.4~0.6MPaofwater,youcanalsotakeofftheproduct,becausethewatercandissolvethereleaseagent,suchastheuseofpolyvinylalcoholreleaseagent. Simplestructureoftheproductdoesnothavetobeinstalleddemouldingparts,theproductcuredwithaflatshovelgentlygentlypryofftotakeoff. Note:Thestrippingpiecescanbeinstalledatthesametimeafew,butshouldbeinstalledinafavorabledemoulding,non-rigidproductappearanceunitposition. Whenstrippingdonotuseahardhammerbeatthemold,becauseitiseasytoproductandmoldgelcoatcracking.

Resincraftsreferstobothpracticalandartisticitems(suchassporadicornaments) Productsmadebymanuallabor Intherawmaterialinaccordancewiththeresinbrand,withtheratioofresininaccordancewiththeratio Smallresincraftsgeneralrawmaterialsare:fixedresin,stonepowderoranyotherantiquematerials,suchasimitationmarbleproducts,availableresinbrand,marblepowder. LargeresinhandicraftsGeneralrawmaterialsare:resin,stonepowder,colorpastehollowresinwastecanbefilled,largeresinproductsaregenerallyfilledwithresinwaste.

Unsaturatedresincraftsmoldmakingtechnology Moldisahightotalinvestmentintheproductionprocess,productiontechnologyandmaterialsandotherfactorsarelikelytoopenmoldtoincreasecosts,sothemoldisaveryimportantproductionprocesses. First,themoldprocessandmaterialintroduction 1,themodeofopeningapiecemold,packaging,stripping,brushmold,injectionmoldandaseriesofways. 2,themainprogramtoopenthemoldrepairmodels,rowplate,soilpile,brushmold,fillingmold,castgypsum,reverse. 3,themoldmasterofthematerialhaveeveninggum,siliconeoil,hardoil,hardeningeconomy,yellowplaster,gauze,fiber,etc. Second,openthemoldproductionflowchart Isamodelproductionorder Istheeveninggum Moldamoldpreparationmaterialsiliconeoil Isahardsevenagents Non-straightisopenmoldanalysisgypsum Improvethetechnicalsampleproduction IsalargenumberofproductionoffourMcontrol IstorepairtheQCinspection Non-Yescanpatch Isqualified Istoturntheprocess Third,finishingmodelmethodsandfailures Irrigationmodels,withthefirstgenerationofmillattheend,repairembryos,repair,hitsand,todeterminewhetherthemodelparts,deepoutofmoldcannotmakeupforthesoil,themodelistoachievetheeffectofthetemplate. 1,themodelofagenerationofnarrowingof0.1mmisbesttousethefirstgenerationmodel. 2,themodeldoesnotdegreasingwillaffectthesmoothsurfaceandthequalityofproduction. 3,themodelsometimesneedtodoaccessories,accessories,thecardbittobeappropriateandthelocationoftheinterfaceproperlyfit. 4,themodelcannothaveadie,burningmold,grain,pores,deformationandotherbadproblems. 5,abigdifferencebetweenthemodelandthetemplatemaybecausedbythemodelshrinking. 6,thedepthofthemodelcannotbeamodelcanmakeupthesoil. 7,themodelrequiressmoothpartstoplaysand,lowsandtypeaccordingtomodelrequirements. 8,theeffectofthemodelcannotbedifferentwiththetemplate. 9,themodeliseasytomistakenlymoldplacemoldlineprotectionlayer,moldlineprotectionlayeraccordingtothedifferentrequirementsofthemodelaffixedaffixed. Fourth,rowplatemethodandfault Accordingtothesizeofthemodeltodeterminethefloorsizeand90degreeangle,andthendeterminethesizeofthegroutinggroove,theothertosetthemouthtobeappropriatetopulptoreachthevariouspartsoftheformertitle,thedistancebetweenthemodelfromthemodelstructureAndthewayandprocessproductionrequirementsfortherowofplatereference. 1,groutingslotandthelocationoftheimproperfeedingofwhiteembryogroutingproduction. 2,90degreestodeterminethebottomplate,ifthefloorisnotcorrect,affectingthesoilpileoperation. 3,anothersetofexpectedoralpulpcannotreachallpartsoftheclothshouldbeaddedtotheexhaustpoint. 4,thedistancebetweenthemodelscausedbyexcessiveplasticwaste. 5,infrontoftherowtounderstandthesizeofthemoldstructureandmoldmodeandthenrowplate. Five,earthworkmethodandfailure Accordingtothetypeofmoldandproductionneeds,firstdeterminethemodeofopeningmoldandmoldlinelocation,alongthemoldlinepileofoilandsoilcutintorectangularorsquare,andthendeterminethesizeofoilandsoilplatetonailtheway,andfinallyTrimming,trimmingtoanetsmoothwithsoapywatertocleanoilandsoil. 1,diepositiondoesnotleadtothewhiteembryoproductionlinegroutingandwhiteembryoinconvenience,butalsotothesandbroughtinconvenience. 2,theplateofoilandsoilisdecidedbythesizeofgypsumjacket. Trimmingisnotclean,causingmoldmultilateralphenomenon. 4,theinnermoldandoutermoldnailinginappropriatewillcausegroutingdewpulp. 5,thethicknessofthesoilisequaltothethicknessofthemolddie. 6,theinnermoldofthesoilsometimesalsoneedsurgerywithoutthemoldcannotdie 7,trimmingthegoodandbadmoldanddieareconnectedtoeachother Six,brushmold,fillingmethodandfailure Accordingtothedifferenttypesofmoldsandproductionneedswhethertoaddsiliconeoil,gauze,plusthetopposition.Thendeterminetheproportionofhardenedeconomy,playsiliconebrushingmoldafterevacuating,brushingthesamethicknessandthin,deadhornsplacetobrushinplace,astheappearanceofdifferentthickness. Accordingtothedifferenttypesofmoldsandproductionneeds,themoldsurroundedwithWaiWai,podcastingseasoningpouredintoWaiwaitingforhardening,hardenedandthenremoveWaiWaicastgypsum. 1,theamountofhardenertodeterminetheamountoftemperatureaccordingtotheweather,hardenerstoomuchtoreducemoldshrinkage. 2,brushmolddeadhornsplacebrushnotinplacecausemold,burningmold,drawingdie,moldeasyaging. 3,brushmoldthicknesscausedbydifferentmoldeasilybroken. 4,accordingtowhetherthejacketandtheinnermoldisgooddemolitionmold,decidewhethertoaddtopposition. 5,perfusionmoldWailedtoexcessivewasteofsilicagel,Waisizedeterminesthesizeofthemold(perfusionmode) 6,brushmoldtechnology,materialsandotherfactorshavebubblesinsidethemold. 7,Evacuationoftheeveninggumtimeenoughtocausebubblesinthemold,affectingthequalityofwhiteembryos. Seven,jacketproductionmethodsandfailure First,theplastercoat UsewoodWaiWaitotheplateofoilandsoilenclosedtodeterminetheconcentrationandweightofgypsumintotheWaiwaitinginshape,removetheWai,dressinggypsumcoattomakeafixedcoatposition,beforeplayinggypsumshouldbebasedondifferentmodelsandproductionneedsDeterminethewaytoplaygypsum. 1,plastercoattooheavy,sothatthewhiteembryoproductioninconvenience,gypsumjacketistoothinandeasytobreak. 2,toothickgypsum,causingabubblejacket. 3,thewrongwaytoplaygypsum,groutingproductionoperationinconvenience. 4,plastercoatcannotbecombined,whiteembryogroutingwillappeardeworwrongmode. 5,gypsumdressingtrimmingwhetherthereisamultilateralphenomenon. Second,fiberjacket Thebenefitofthefiberjacketistoreducetheweightofthemold,tobringconveniencetowork,accordingtothedifferentmodelsandproductionneeds,todeterminethetypeoffixing,andthendeterminethethicknessofthejacket,BoLipulpandplasterproportionoffiberlayer,Pollybrushinthemold,pastethefiber,onceagainpolishthebrushinthemold,thethicknessofthesame,repairtheshapeafterthejacket,fiberjacketismainlyusedforlargeproducts,herdisadvantageistheuseoftimeistoolongpronetodeformation. 1,fibersheathisnotstrongcausewhiteembryogroutingdewpulp. 2,Pollypulpandfiberratioisappropriate. 3,thefiberjacketdoesnotmatchthecardposition,causingwhiteembryodewpulp,wrongmode,andevenaffecttheproductdeformation. 4,fiberjacketdeformation,whiteembryoproductionofproductswillbedeformed. Eight,backandforthreversed Diecoatdone,infact,onlyhalfofthemoldtoremovetheouterplateandoilandsoil,andthenopenthemoldflowprocessoperation,afterthecompletionofthemold,removehalfoftheproduction,accordingtotherequirementsofthescenetodeterminethereverseTimes,eachintoasetofmolds. 1,thenumberofreversalcausedbyexcessivemoldlineanddielinemolddeformation. 2,thewronglocationofsurgery,leadingtotheinconvenienceofwhiteembryoproduction. Nine,moldsurgery Moldmethodismainlyusedforperfusion-typemold,moldsometimesothersurgery,accordingtothesizeofthemoldstructureandproductionneedstodeterminethelocationandextentofsurgerytothemodelcanbepulledouttoprevail. Ten,repairthefinishedmold Moldafterthefinishedproductduetotechnicalandmaterialandotherfactors,resultinginmoldbubblesandmultilateralbadphenomenon,firstmakeupthebubbles,andthenremovethescissorsmultilateral,ifthetwoproblemsarenotsolved,adirectimpactonthewhiteembryogroutingoperationandquality.