韩国SK PCTG T90 T95 T110 T120 YF300 食品级 高温 运动水壶材质

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PCTG/YF300/PCTG物性表参数

责任编辑:文和林发表时间:2020-04-14
韩国SK化工ECOZEN PCTG YF300是是利用生物单体制成的环保产品,在2010年荣获韩国十大新技术、2011年荣获美国FDA认证之后,去年还获得了美国Cradle to Cradle认证,技术能力和环保型获得了认可,耐热、耐化学、透明性卓越,因此被广泛用为电子产品、食品容器的各种材料,并其应用范围扩大至高档化妆品、汽车内装材料等的领域,SK化工于2009年使用生物能源材料成功实现了生物copolyester树脂“ECOZEN”的商业化。
T95

SK

T95

T120

SE

YF300

YF301

T90

T90

T90


以下是韩国SK化工ECOZEN PCTG YF300物性表参数
PropertiesTestMethod UnitValuesPhysical PropertiesMechanical PropertiesThermal PropertiesOptical PropertiesElectrical Properties
SpecificGravity ASTM D792-1.25
Mold shrinkageASTM D955%0.3 - 0.6
Rockwell HardnessASTM D785R-Scale110
Water AbsorptionASTM D570%0.2
Tensile Strength at YieldASTM D638MPa (kgf/cm²)50 (510)
Tensile Strength at BreakASTM D638MPa (kgf/cm²)28 (286)
Elongation at BreakASTM D638%140
Flexural Strength at YieldASTM D790MPa (kgf/cm²)73 (745)
Flexural ModulusASTM D790MPa (kgf/cm²)2100 (21430)
Izod Impact StrengthASTM D256 (Notched, @23℃)J/m (kgf-cm/cm)100 (10.2)
Heat Distortion TemperatureASTM D648 (@ 0.455 MPa)℃(℉)70 (158)
Vicat Softening TemperatureASTM D1525 (@ 1 kg load)(℉)83 (181)
Glass Transition Temp.(Tg)DSC method℃(℉)180 (176)
HazeASTM D1003%< 1
Total TransmittanceASTM D1003M%91
Dielectric StrengthASTM D149 (short-time, 500V/s)kV/mm15
Volume ResistivityASTM D257Ω·cm10
Dielectric ConstantASTM D150 (@ 1MHz)-2.5
Dissipation FactorASTM D150 (@ 1MHz)-0.023
韩国SK化工ECOZEN PCTG YF300干燥条件
DryingProblems Caused by Insufficient DryRecommendation
Drying temperature155~175℉ (70~80℃)
Drying time4 hours ~ 10 hours
Flow of drying air> 0.065m³/min. kg / hr (1cfm by lb/h))
Dew point of drying air< -30℃, Well dried on -40℃
Moisture ratio< 0.05% (500ppm)
DemeritCaused by decrease of molecular weight
Unique color of end product 
Diverse processing methods 
Generation of bubble or weld line 
Hopper capacity6 x (throughput)kg / hour
Height VS diameter ratio2 : 1, 3 : 1 (considering reactor)
Thermal insulationFor drying efficiency sake
MonitoringTemperature and dew point of dry air entrance

韩国SK化工ECOZEN PCTG YF300注塑工艺注意事项
Guide lineScrew DesignGeneral Processing Condition
Speed of InjectionEasy to control in low temperature
Speed of ScrewSlow screw speed of 50 ~ 100rpm
Size of Cushion3 ~ 13mm recommended
Back Pressure0.3 ~ 1Mpa is recommended to measure formally and stop inflow of unnecessary air
Pressure for Maintenance /
Holding Tme
Settings to avoid sink mark and break
PurgeUse of PETG is fine when washing process is needed to reduce emission of resin.
Multipurpose Screw 
Compression Ratio2.5 : 1 ~ 3.5 : 1
Drag Ratio18 : 1 ~ more than 20 : 1
Injection Pressure75tone, shot size: 5.2oz
Cylinder Temperature ModelNozzleC2C3C4Feeding
 
40~60250245245240235
  • * Higher temperature is recommended when high speed cycle and think back application is needed.
  • * Freezing and feed pocket can be used to enhance feeding.
韩国SK PCTG T90 T95 T110 T120 YF300 食品级 高温 运动水壶材质,批发价,价格:null,厂家直销,韩国SK PCTG T90 T95 T110 T120 YF300 食品级 高温 运动水壶材质,免费拿样。