杜邦pet成型手册rynmge

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1、DuPontCrastinPBTandRynitePETthermoplasticpolyesterresinsMouldingmanual-TRP30™®®®RegisteredtrademarksofE.I.duPontdeNemoursandCompanyThemiraclesofscience™isatrademarkofE.I.duPontdeNemoursandCompanyMouldingmanualforCRASTINPBTandRYNITEPETTableofcontents®®1Generalinformation.................

2、...................................31.1Foreword.......................................................31.2Description....................................................31.3Safetyprecautions.........................................31.4Handlingandpreparationofmaterials..........41.4.1Pac

3、kaging............................................41.4.2Storage.................................................41.5Environmentanddisposalofwaste...............42Dryingprinciples.........................................................52.1Effectsofmoisture...............................

4、.........52.2Moistureabsorption.......................................52.3Dryingconditions..........................................62.4Dryingequipment..........................................63Moulding......................................................................73.1Process...

5、........................................................73.1.1Injectionunit.......................................73.1.1.1Screw......................................73.1.1.2Backflowvalve......................73.1.1.3Corrosion/abrasion................73.1.1.4Nozzles......................

6、.............73.1.1.5Accumulatorforthinwallapplications............................83.1.2Start-upandshutdownprocedures......83.1.2.1Purging...................................83.1.2.2Start-up...................................83.1.2.3Shutdown................................93.1.2.4Interr

7、uptions...........................93.2Parameters....................................................93.2.1Meltandcylindertemperature.............93.2.2Cavitytemperature..............................103.2.3Injectionphase.....................................103.2.4Holdpressurepha