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1、ThedevelopmentofplasticmouldChina'sindustrialplasticmouldsfromthestarttonow,aftermorethanhalfacentury,therehasbeengreatdevelopment,moldlevelshavebeengreatlyenhanced.Mouldhasbeenatlargecanproduce48-inchbig-screencolorTVMoldedCaseinjectionmold,6.5kgcapacity
2、washingmachinefullofplasticmolds,aswellastheoverallcarbumpersanddashboards,andotherplasticmouldprecisionplasticmolds,thecameraiscapableofproducingplasticmould,multi-cavitymoldsmallmodulusgearandmoldingmold.--SuchasTianjinandYantaidaysElectricalCo.,LtdPola
3、risIKCo.manufacturedmulti-cavitymoldVCDandDVDgear,thegearproductionofsuchsizeprecisionplasticparts,coaxial,beatingrequirementshavereachedasimilarforeignthelevelofproduct,butalsotheapplicationofthelatestgeardesignsoftwaretocorrectcontractionasaresultofthem
4、oldingprofileerrortothestandardinvoluterequirements.Productioncanonly0.08mmthicknessofatwo-cavitymoldandtheairCupdifficultyofplasticdoorsandwindowsoutofhighmodulus,andsoon.Modelcavityinjectionmoldingmanufacturingaccuracyof0.02to0.05mm,surfaceroughnessRa0.
5、2μm,moldquality,andsignificantlyincreaselifeexpectancy,non-hardeningsteelmouldlifeupto10~30million,hardeningsteelformupto50~10milliontimes,shortenthedeliverytimethanbefore,butstillhigherthanabroad,andthegapbetweenaspecificdatatable.Process,themulti-materi
6、alplasticmoldingdie,efficientmulticolorinjectionmould,insertsexchangestructureandcorepullingStrippingtheinnovativedesignhasalsomadegreatprogress.Gas-assistedinjectionmolding,theuseofmorematuretechnologies,suchasQingdaoHisenseCo.,Ltd.,Tianjinfactorycommuni
7、cationsandbroadcastingcompanies,suchasmoldmanufacturerssucceededin29~34-inchTVthick-walledshell,aswellassomepartsontheuseofgas-assistedmouldtechnologySomemanufacturersalsousetheC-MOLDgas-assistedsoftwareandachievedbetterresults.Prescott,suchasShanghai,suc
8、hasthenewcompanywillprovideuserswithgas-assistedmoldingequipmentandtechnology.Beganpromotinghotrunnermold,andsomeplantsuserateofmorethan20percent,thegeneralheat-thermalhotrunner,ordevice,asmallnumberofunitswiththewo
