Teflon® PFA 美国杜邦科慕 950HP 高流动 热稳定性 耐候 抗化学性

   2024-06-20 190

物性信息:

物理性能额定值 (公制)额定值 (英制)测试方法
比重2.12 - 2.17 g/cc2.12 - 2.17 g/ccASTM D792
吸水率<= 0.050 %<= 0.050 %24 hours; ASTM D570
熔体流动速率1.7 - 3.0 g/10 min1.7 - 3.0 g/10 minASTM D3307
机械性能额定值 (公制)额定值 (英制)测试方法
肖氏硬度 (邵氏 D)5555ASTM D2240
极限抗拉强度28.0 MPa4060 psiASTM D3307

15.0 MPa

@Temperature 200 °C

2180 psi

@Temperature 392 °F

ASTM D3307
抗张强度(屈服)14.0 MPa2030 psiASTM D3307
伸长率 (断裂)260 %260 %ASTM D3307

450 %

@Temperature 200 °C

450 %

@Temperature 392 °F

ASTM D3307
弯曲模量0.600 GPa87.0 ksiASTM D790
悬壁梁缺口冲击强度NBNBASTM D256
电气性能额定值 (公制)额定值 (英制)测试方法
体积电阻率1.00e+18 ohm-cm1.00e+18 ohm-cmASTM D257
表面电阻率>= 1.00e+17 ohm>= 1.00e+17 ohmASTM D257
介电常数2.02 - 2.08

@Frequency 100 - 1.00e+7 Hz

2.02 - 2.08

@Frequency 100 - 1.00e+7 Hz

ASTM D150
介电强度80.0 kV/mm

@Thickness 0.0250 mm

2030 kV/in

@Thickness 0.000984 in

film; ASTM D149
耗散因数<= 0.00030

@Frequency 100 - 1.00e+7 Hz

<= 0.00030

@Frequency 100 - 1.00e+7 Hz

ASTM D150
耐电弧性>= 180 sec>= 180 secASTM D495
热性能额定值 (公制)额定值 (英制)测试方法
线性热膨胀系数150 µm/m-°C

@Temperature 21.0 - 100 °C

83.3 µin/in-°F

@Temperature 69.8 - 212 °F

ASTM D696

230 µm/m-°C

@Temperature °C

128 µin/in-°F

@Temperature °F

ASTM D696

290 µm/m-°C

@Temperature °C

161 µin/in-°F

@Temperature °F

ASTMD 696
熔融温度°C°FASTM D3418
可燃性(UL94)V-0V-0
极限氧指数>= 95 %>= 95 %ASTM D2863
加工性能额定值 (公制)额定值 (英制)测试方法
加工温度°C°FCure Temperature
材料描述
测试方法
20% Hydrochloric Acid Transmission, g/100sq in.<0.02
50% Sodium Hydroxide Transmission, g/100sq in.<.02
Acetic Acid Transmission, g/100sq in.0.41
Acetone Transmission, g/100sq in.0.95
Acetophenone Transmission, g/100sq in.0.5
Benzene Transmission, g/100sq in.0.64
Carbon Tetrachloride Transmission, g/100sq in.0.31
Chemical/Solvent ResistanceExcellent
Ethyl Acetate Transmission, g/100sq in.0.76
Heat of Combustion J/g5300ASTM D240
Hexane Transmission, g/100sq in.0.56
Piperidine Transmission, g/100sq in.0.04
Red Fuming Nitric Acid Transmission, g/100sq in.7.5-1.4
Salt Spray Resistance on aluminum, Hours1000
Sulfuric Acid Transmission, g/100sq in.0.00001
Water Transmission, g/100sq in.0.4
Weather Resistance10Years unaffected in Florida Exposure









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