泰科纳POML***0---Hostaform®L***0isanominal9meltflowrateacetalcopolymerwhichiscapableofbeingpermanentlymarkedbyalaser.PartsmoldedfromHostaform®L***0canbelasermarkedwithbarcodes,identificationnumbers,designs,2-Dsymbology,etc.PhysicalperformanceratingunitsystemtestmethodDensity:1.41g/cm?ISO1183MVR(190°C/2.16kg)8.00cm3/10minISO1133Waterabsorption(saturated,23°C)0.75%ISO62MechanicalpropertiesratingunitsystemtestmethodTensilemodulus2750MPaISO527-2/1A/1Tensilestress(yield)64.0MPaISO527-2/1A/50Tensilestrain(yield)9.0%ISO527-2/1A/50Bendingmodulus(23°C)2700MPaISO178ImpactperformanceratingunitsystemtestmethodNotchedimpactstrengthofsimplysupportedbeam(23°C)5.5kJ/M?ISO179/1eaThermalperformanceratingunittestmethodHotdeformationtemperature(1.8MPa,UNannealed)98.0°CISO75-2/AMeltingtemperature1167°CISO11357-3LinearcoefficientofthermalexpansionISO11359-2Flow1.0e-4cm/cm/°CISO11359-2Transverse1.1e-4cm/cm/°CISO11359-2InjectionratingunitsystemDryingtemperature:80to100°CDryingtime:3.0HRThetemperatureatthebackofthebarrelis170to180°CThetemperatureinthemiddleofthebarrelis180to190°CTemperatureatfrontofbarrel180to190°CNozzletemperature190to200°CProcessing(melt)temperature180to200°CMoldtemperature:80to120°CInjectionpressure:60.0to120MPaTheinjectionspeedwasslowtomediumHoldingpressure60.0to120MPaBackpressure:0.00to4.00MPaPOM于50年代末期由杜邦公司研制开发，是目前世界三大通用工程塑料之一。POM具有金属的硬度、强度和钢性，优良的耐疲劳性，具于弹性，POM还有较好的耐***性。POM自生产开始广泛用于电子电气、机械、仪表、日用轻工、汽车、建材、农业等领域。)