TPU名称为热塑性聚氨酯弹性体橡胶。主要分为有聚酯型和聚醚型之分，他硬度范围（60HA—85HD）、耐磨、耐油、透明、弹性好、在日用品、体育用品、玩具、装饰材料等领域得到广泛应用，无卤阻燃TPU还可以代替软质PVC以满足越来越多领域的环保要求
特点：LNPTHERMOCOMP* PU FF-1006 是一种玻璃纤维填充聚氨酯。
· LNPTHERMOCOMP PU TF006
LNP™THERMOCOMP™ Compound PU TF006
Also known as:LNP™ Thermocomp™ Compound TF-1006 Product reordername:TF006
LNP Thermocomp FF-1006 is a glass fiber filledPolyurethane.
Property
TYPICAL PROPERTIES(1)
MECHANICAL | Value | Unit | Standard | ||
TensileStress,yld,Type I,5mm/min | 500 | kgf/cm² | ASTMD 638 | ||
TensileStress,brk,Type I,5mm/min | |||||
TensileStrain,yld,Type I,5mm/min | 16.3 | % | |||
TensileStrain,brk,Type I,5mm/min | 16 | ||||
TensileModulus,50mm/min | 15000 | ||||
FlexuralStress,brk,1.3mm/min,50mm span | 590 | ASTMD 790 | |||
FlexuralModulus,1.3mm/min,50mm span | 17300 | ||||
TensileStress,yield,5mm/min | 51 | MPa | ISO527 | ||
TensileStress,break,5mm/min | |||||
TensileStrain,yield,5mm/min | 15.5 | ||||
TensileStrain,break,5mm/min | |||||
TensileModulus,1mm/min | 1800 | ||||
FlexuralModulus,2mm/min | 2180 | ISO178 | |||
IMPACT | |||||
IzodImpact,unnotched,23℃ | NB178 | cm-kgf/cm | ASTMD 4812 | ||
IzodImpact,notched,23℃ | 52 | ASTMD 256 | |||
InstrumentedImpact Energy @ peak,23℃ | 198 | cm-kgf | ASTMD 3763 | ||
MultiaxialImpact | 179 | ISO6603 | |||
IzodImpact,unnotched 80*10*4 +23℃ | 131 | kJ/m² | ISO180/1U | ||
IzodImpact,notched 80*10*4 +23℃ | 41 | ISO180/1A | |||
THERMAL | |||||
HDT,0.45MPa,3.2mm,unannealed | 167 | ℃ | ASTMD 648 | ||
HDT,1.82MPa,3.2mm,unannealed | 78 | ||||
CTE,-40℃to40℃,flow | 2.70E-05 | 1/℃ | ASTME 831 | ||
CTE,-40℃to40℃,xflow | 1.30E-04 | 2.84E-05 | ISO11359-2 | 1.31E-04 | |
HDT/Bf,0.45MPa Flatw 80*10*4 sp=64mm | ISO75/Bf | ||||
HDT/Af,1.8MPa Flatw 80*10*4 sp=64mm | 85 | ISO75/Af | |||
PHYSICAL | |||||
Density | 1.47 | g/cm³ | ASTMD 792 | ||
MoistureAbsorption,50% RH,24 hrs | 0.36 | ASTMD 570 | |||
MoldShrinkage,flow,24 hrs(5) | 0.1-0.4 | ASTMD 955 | |||
MoldShrinkage,xflow,24 hrs(5) | 0.5-0.8 | 0.15 | ISO294 | 0.4 | ISO1183 |
MoistureAbsorption(23℃/50%RH) | 0.5 | ISO62 | |||
SourceGMD,last updated:2008/03/26 | |||||
ParameterInjection Molding | Value | Unit |
DryingTemperature | 95-105 | ℃ |
DryingTime | 2 | hrs |
MaximumMoisture Content | 0.03 | % |
MeltTemperature | 210 | |
NozzleTemperature | 205-225 | |
Front-Zone3 Temperature | 200-220 | |
Middle-Zone2 Temperature | 195-215 | |
Rear-Zone1 Temperature | 195-210 | |
MoldTemperature | 15-45 | |
BackPressure | 0.2-0.3 | MPa |
ScrewSpeed | 30-60 | rpm |
Shotto Cylinder Size | 40-80 |
聚氨酯弹性体是弹性体中比较特殊的一大类，聚氨酯弹性体的硬度范围很宽，性能范围很宽，所以聚氨酯弹性体是介于橡胶和塑料的一类高分子材料。可加热塑化，化学结构上没有货很少交联，其分子基本上是线性的，然而却存在一定的物理交联，这类聚氨酯称为TPU