materials science and engineering handbook（third edition）chapter16：selecting chemical properties

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1、3.7StructurePage56Wednesday,December31,196917:00StructuralPropertiesCRCHandbookofMaterialsScience&Engineering18.0selChemicalPage1805Wednesday,December31,196917:00CHAPTER16SelectingChemicalPropertiesListofTablesWaterAbsorptionSelectingWaterAbsorptionofPolymersC

2、orrosionSelectingIronAlloysin10%CorrosiveMediumSelectingIronAlloysin100%CorrosiveMediumSelectingNonferrousMetalsforuseina10%CorrosiveMediumSelectingNonferrousMetalsforuseina100%CorrosiveMediumSelectingCorrosionRatesofMetalsSelectingCorrosionRatesofMetalsinCorr

3、osiveEnvironmentsFlammabilitySelectingFlammabilityofPolymers©2001CRCPressLLC180518.1selChemicalPage1806Wednesday,December31,196917:00SelectingChemicalPropertiesTable449.SELECTINGWATERABSORPTIONOFPOLYMERS(SHEET1OF5)WaterAbsorptionin24hr(ASTMD570)Polymer(%)Polyt

4、rifluorochloroethylene(PTFCE);Molded,Extruded0Alkyds;Molded:Glassreinforced(heavydutyparts)0.007—0.10Fluorinatedethylenepropylene(FEP)<0.01Polyethylenes;Molded,Extruded;TypeI:Meltindex0.3—3.6<0.01Polyethylenes;Molded,Extruded;TypeI:Meltindex6—26<0.01Polyethylen

5、es;Molded,Extruded;TypeI:Meltindex200<0.01Polyethylenes;Molded,Extruded;TypeII:Meltindex20<0.01Polyethylenes;Molded,Extruded;TypeII:Meltindexl.0—1.9<0.01Polyethylenes;Molded,Extruded;TypeIII:Meltindex0.2—0.9<0.01Polyethylenes;Molded,Extruded;TypeIII:MeltMeltin

6、dex0.l—12.0<0.01Polyethylenes;Molded,Extruded;TypeIII:Meltindex1.5—15<0.01Polyethylenes;Molded,Extruded;TypeIII:Highmolecularweight<0.01Polypropylene:Highimpact<0.01—0.02Polypropylene:Generalpurpose<0.01—0.03Chlorinatedpolyether0.01Polytetrafluoroethylene(PTFE)

7、;Molded,Extruded0.01PolyvinylChloride&Copolymers:Vinylidenechloride>0.1(ASTMD635)Polypropylene:Flameretardant0.02—0.03Polypropylene:Asbestosfilled0.02—0.04Polypropylene:Glassreinforced0.02—0.05Silicones:Wovenglassfabric/siliconelaminate0.03—0.05Polyvinylidene—fl

8、uoride(PVDF)0.03—0.06Polystyrenes;Molded:Mediumimpact0.03—0.09PolyvinylChloride&Copolymers:Rigid—normalimpact0.03—0.40(ASTMD635)HighperformanceEpoxies;Glassclothlaminate0.04—0.06St