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DuPont Crastin® PBT
热塑性聚酯树脂
Crastin® FG6129 NC010:An unreinforced, medium viscosity polybutylene terephthalate resin for extrusion and injection molding. It has been developed for consideration into applications such as parts for the food industry.
特性 Property |
测试方法 Test Method |
单位 Units |
数值 Value |
|
鉴定 Identification |
树脂鉴定 Resin Identification |
ISO 1043 | - | PBT |
部件标记代码 Part Marking Code |
ISO 11469 | - | >PBT< | |
机械 Mechanical |
屈服应力 Yield Stress |
ISO 527 | MPa (kpsi) | 58(8.4) |
屈服应变 yield strain |
ISO 527 | % | 5 | |
断裂伸长率 50mm/min Strain at Break 50mm/min |
ISO 527 | % | 200 | |
名义断裂伸长率 Nominal Strain at Break |
ISO 527 | % | >50 | |
拉伸模量 Tensile Modulus |
ISO 527 | MPa (kpsi) | 2600(377) | |
拉伸蠕变模量 Tensile Creep Modulus |
ISO 899 | MPa (kpsi) | - | |
1h | 2600(377) | |||
1000h | 1800(261) | |||
弯曲模量 Flexural Modulus |
ISO 178 | MPa (kpsi) | 2350(340) | |
弯曲强度 Flexural Strength |
ISO 178 | MPa (kpsi) | 85(12.3) | |
缺口冲击强度 Notched Charpy Impact Strength |
ISO 179/1eA | kJ/m2 | - | |
-30℃(-22℉) | 4 | |||
23℃(73℉) | 5.5 | |||
无缺口冲击强度 Unnotched Charpy Impact Strength |
ISO 179/1eU | kJ/m2 | - | |
-30℃(-22℉) | N | |||
23℃(73℉) | N | |||
热 Thermal |
变形温度 Deflection Temperature |
ISO 75-1/-2 | ℃(℉) | - |
0.45MPa | 115(239) | |||
0.45MPa,Annealed | 180(356) | |||
1.80MPa | 50(122) | |||
1.80MPa,Annealed | 60(140) | |||
熔化温度 10°℃/分钟 Melting Temperature 10℃/min |
ISO 11357-1/-3 | ℃(℉) | 225(437) | |
线性热膨胀系数,并行 CLTE,Parallel |
ISO 11359-1/-2 | E-4/C(E-4/F) | - | |
-40-23℃(-40-73℉) | 0.72(0.4) | |||
23-55℃(73-130℉) | 1.3(0.72) | |||
55-160℃(130-320℉) | 1.8(1.0) | |||
线性热膨胀系数,正常 CLTE,Normal |
ISO 11359-1/-2 | E-4/C(E-4/F) | - | |
-40-23℃(-40-73℉) | 0.9(0.5) | |||
23-55℃(73-130℉) | 1.3(0.72) | |||
55-160℃(130-320℉) | 1.62(0.9) | |||
导热系数 Thermal Conductivity |
DIN 51046 | W/m K(Btu in/h ft2F) | 0.25(1.7) | |
比热 Specific Heat |
J/kg K(Btu/1b F) | 2090(0.5) | ||
维卡软化温度 Vicat Softening Temperature |
ISO 306 | ℃(℉) | - | |
10N,50℃/h | 215(420) | |||
50N,50℃/h | 175(350) | |||
热球压试验 板厚 3mm Hot Ball Pressure Test Plate 3mm |
VDE 0470 | ℃(℉) | 180(356) | |
流变 Rheological |
熔体体积流动速率 Melt Volume-Flow Rate |
ISO 1133 | cm3/10min(ml/10min) | 10 |
其他 Other |
密度 Density |
ISO 1183 | kg/m3 (g/cm3) | 1300(1.30) |
球压痕硬度 H358/30 Ball Indentation Hardness H 358/30 |
ISO 2039-1 | MPa(kpsi) | 139(20) | |
吸水率 Water Absorption |
ISO 62,Similar to | % | - | |
平衡相对湿度50% Equilibrium 50%RH |
0.2 | |||
饱和度,浸泡 Saturation,immersed |
0.4 | |||
成型收缩率 Molding Shrinkage |
ISO 294-4 | % | - | |
正常,2.0毫米 Normal,2.0mm |
1.5 | |||
并行,2.0毫米 Parallel,2.0mm |
1.7 | |||
PBT处理 Processing |
熔体温度范围 Melt Temperature Range |
- | ℃(℉) | 240-260(465-500) |
熔体温度优化 Melt Temperature Optimum |
℃(℉) | 250(480) | ||
模具温度范围 Mold Temperature Range |
℃(℉) | 30-130(230-265) | ||
模具温度优化 Mold Temperature Optimum |
℃(℉) | 80(175) | ||
干燥时间,除湿干燥机 Drying Time, Dehumidified Dryer |
h | 2-4 | ||
干燥温度 Drying Temperature |
℃(℉) | 110-130(230-265) | ||
处理水分含量 Processing Moisture Content |
% | <0.04 | ||
保压时间 Hold Pressure Time |
s/mm(s/in) | 3-4(75-100) | ||
蛇流 Snake Flow |
mm(in) | - | ||
90MPa,5×0.30mm | 8(0.3) | |||
90MPa,5×0.50mm | 26(1) | |||
90MPa,5×0.75mm | 60(2.4) | |||
90MPa,5×1.00mm | 95(3.7) |