TPU∣155DPA6∣1010GH30LCP∣7755EVA∣EV305PC∣LD7701FDTPE∣SJ5300CPP∣EE260AEPBT∣RS1430PBT∣2002UPOM∣N2200G43PA6∣C50H2PA46∣TS200B3PC/ABS∣MB8900PA66∣A3HG5LSPA66∣RF206XXHPPS∣NT-783PC∣301-9PP∣RB307MOPA66∣90G50POM∣EL302PC∣URC2500POM∣H4320PP∣52ABX-HRPC∣DE0029EPP∣490E∣PP∣J-3000GPPC/ABS∣DN-3520FPC∣DS0036IRTPE∣G7970-1001-00PPS∣1140A64欢迎来电咨询：15818465693（周生）0769-33214396可提供SGS,MSDS,COA,出厂认证，PEIisamorphous,andhasoutstandinghightemperatureresistance,highstrength,highmodulusandwidechemicalresistance.Ithasnaturalflammability,low***okeemissionandhighdielectricc***tantanddissipationfactor.Commodityname:ULTEM:PEIplasticmaterialinplasticonlineplasticEncyclopediaTheUnitedStatesGE1000-1000/71011010-1000/7001,ATX2002100220Productintroduction:TPUS90A【***】电话PBTTherheologicalpropertyofPETisbetterinthemeltingstate,andtheeffectofpressureontheviscosityislargerthanthatofthetemperature.Therefore,theflowofthemeltischangedmainlyfromthepressure.1,thetreatmentofplasticsisduetothePETmacromoleculecontaininglipidbase,whichhasacertainhydrophilicity.Thepelletsaresensitivetowaterathightemperature.Whenthemoisturecontentexceedsthelimit,themolecularweightofPETdecreases,andtheproductsarecoloredandcrisp.Therefore,itisnecessarytodrythematerialbeforeprocessing,andthedryingtemperatureis150,4hours,generally170,3-4hours.Theair-ejectionmethodisusedtotestwhetherthematerialiscompletelydry.Generally,theproportionoftherecycledmaterialshouldnotexceed25%,andtherecycledmaterialshouldbecompletelydried.2,PETischosenforinjectionmoldingmachine.Becauseofitsshorttimeaftermeltingpointandhighmeltingpoint,itisnecessarytochooseinjectionsystemwithmoretemperaturecontrolsectionandlessfrictionheatwhenplasticizing,andtheactualweightofproducts(watercutmaterial)shouldnotbelessthan2/3ofmachineinjectionvolume.Basedontheserequirements,inrecentyears,Ramadahasdevelopeda***allandmedium-sizedseriesofPETspecialplasticizingsystems.Theclampingforceisselectedbymorethan6300t/m2.3,moldandgatedesign,PETbottleembryoisusuallymoldedbyhotrunnermold.Betweenthemoldandinjectionmoldingmachinetemplate,itisbesttoh***einsulationpanels,thethicknessisabout12mm,andtheheatinsulationboardwillbeabletowithstandhighpressure.Theexhaustmustbesufficientto***oidpartialoverheatingorfragmentation,butthedepthoftheexhaustportisgenerallynotmorethan0.03mm,otherwiseitiseasytoproducetheflyedge.Combustibility:itisdifficulttoburnandcancontinuetoburnafterfire.Energys***ing:thelighttran***ittanceisgood,thelightsourceproductsarereduced,electricitys***ingiss***ed,andthecostofuseisreduced.TheshortcomingsofPMMAarebrittleandbrittle,lowsurfacehardness,easytobescrapedandloseluster,butfinescratchesandscratchescanberemovedwithpolishedpaste.HistoryAcrylic(ACRYLIC),nameofspecialtreatmentoforganicglass.Theresearchanddevelopmentofacrylichasahistoryofmorethan100yearsago.In1872ofthepolymerizationofacrylicacidwasfoundin1880;methacrylatepolymerizationknown;synthesisofpolypropyleneesterpropionicacidin1901;in1927usingthesynthesismethodtoindustrializedmanufacturing;1937methylacidindustrialmanufacturewasdevelopedsuccessfully,whichenteredthescaleofmanufacturing.InthecourseofWorldWarII,acrylichasexcellenttoughnessandlighttran***ittance.First,itisappliedtothewindshieldoftheaircraft,andtheperimeterofthetankdriver'scab.In1948,thefirstacrylicbathtubwasbornintheworld,andthentheapplicationofacrylicenteredanewmilestone.TPUS90A【***】电话1.China'splexiglassandacrylic(acrylic)PMMAproductionandmarketsituation.ThetotalproductioncapacityofChina'splexiglassproductsis130thousandt***perday,andtherearemanymanufacturers,butthescaleofproductionis***all.China'sorganicglassacrylicproductionandprocessingcapacityisverylarge,buttheproductstructureisnotveryreasonable,itcanonlyproduceordinaryvarietyproducts,lackofhighvalue-addedproductsneededbyc***tructionindustry,andcannotmeetthemarketdemandinvarietyandquality,forexample,thedemandforbuildingisveryhigh.)