PBT∣HI19-GF30-FR2PA6∣B3ZG6PC∣6485PBT∣CN7030BBPBT∣3013FRWPBT∣5201-X10PP∣M1685X∣PP∣N00M-00PBT∣WH0270FPPS∣XE4050BLEVA∣LV211PA6∣C216V15EVA∣1005VN35COC∣450POM∣7054PA6∣1010GN2-15PC∣OQ1028PC∣PZ780PPS∣FZ-3360PP∣PM133∣PBT∣201NFPC∣1300-03PP∣7471AC∣PPS∣FZ-1140-D5PP∣T20C556∣PP∣7716∣PP∣MF004S∣PC∣G-3110TPU∣US106BPPS∣QC220P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:TPXCR1031〖网站〗低流动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.TPXCR1031〖网站〗低流动1.China'splexiglassandacrylic(acrylic)PMMAproductionandmarketsituation.ThetotalproductioncapacityofChina'splexiglassproductsis130thousandt***perday,andtherearemanymanufacturers,butthescaleofproductionis***all.China'sorganicglassacrylicproductionandprocessingcapacityisverylarge,buttheproductstructureisnotveryreasonable,itcanonlyproduceordinaryvarietyproducts,lackofhighvalue-addedproductsneededbyc***tructionindustry,andcannotmeetthemarketdemandinvarietyandquality,forexample,thedemandforbuildingisveryhigh.)