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Ensinger PEI

Overview of materials for Cyclo Olefin Polymer
Categories: Polymer; Thermoplastic; Cyclo Olefin Polymer

Material Notes: This property data is a summary of similar materials in the MatWeb database for the category "Cyclo Olefin Polymer". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.

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Physical PropertiesMetricEnglishComments
Density 0.940 - 1.12 g/cc0.0340 - 0.0405 lb/in³Average value: 1.02 g/cc Grade Count:51
Water Absorption 0.0100 - 0.400 %0.0100 - 0.400 %Average value: 0.0342 % Grade Count:24
Water Absorption at Saturation 0.0100 %0.0100 %Average value: 0.0100 % Grade Count:15
Moisture Vapor Transmission 0.0780 - 0.380 cc-mm/m²-24hr-atm0.198 - 0.965 cc-mil/100 in²-24hr-atmAverage value: 0.134 cc-mm/m²-24hr-atm Grade Count:10
Water Vapor Transmission 0.000130 - 3.88 g/m²/day
@Temperature 38.0 - 38.0 °C
0.00000837 - 0.250 g/100 in²/day
@Temperature 100 - 100 °F
Average value: 1.29 g/m²/day Grade Count:3
Thickness 70.0 - 127 microns2.76 - 5.00 milAverage value: 82.4 microns Grade Count:7
Linear Mold Shrinkage 0.00100 - 0.00700 cm/cm0.00100 - 0.00700 in/inAverage value: 0.00546 cm/cm Grade Count:12
Melt Flow 0.100 - 130 g/10 min0.100 - 130 g/10 minAverage value: 17.3 g/10 min Grade Count:46
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 120 - 125120 - 125Average value: 123 Grade Count:3
Tensile Strength, Ultimate 36.0 - 77.0 MPa5220 - 11200 psiAverage value: 56.0 MPa Grade Count:27
Tensile Strength, Yield 46.0 - 63.0 MPa6670 - 9140 psiAverage value: 57.2 MPa Grade Count:12
Film Elongation at Break, MD 1.40 - 800 %1.40 - 800 %Average value: 162 % Grade Count:8
Film Elongation at Break, TD 1.10 - 790 %1.10 - 790 %Average value: 159 % Grade Count:8
Elongation at Break 1.50 - 140 %1.50 - 140 %Average value: 36.4 % Grade Count:34
Elongation at Yield 1.70 - 4.50 %1.70 - 4.50 %Average value: 2.84 % Grade Count:7
Modulus of Elasticity 1.25 - 5.49 GPa181 - 796 ksiAverage value: 2.39 GPa Grade Count:37
Flexural Yield Strength 55.0 - 130 MPa7980 - 18900 psiAverage value: 98.4 MPa Grade Count:14
Flexural Modulus 1.60 - 5.17 GPa232 - 750 ksiAverage value: 2.48 GPa Grade Count:33
 1.70 - 2.70 GPa
@Temperature 40.0 - 130 °C
247 - 392 ksi
@Temperature 104 - 266 °F
Average value: 2.13 GPa Grade Count:2
Izod Impact, Notched 0.100 - 30.0 J/cm0.187 - 56.2 ft-lb/inAverage value: 1.56 J/cm Grade Count:28
Izod Impact, Unnotched (ISO) 10.0 - 33.0 kJ/m²4.76 - 15.7 ft-lb/in²Average value: 17.2 kJ/m² Grade Count:6
Charpy Impact Unnotched 1.30 - 2.00 J/cm²6.19 - 9.52 ft-lb/in²Average value: 1.56 J/cm² Grade Count:8
Charpy Impact, Notched 0.160 - 3.60 J/cm²0.761 - 17.1 ft-lb/in²Average value: 0.570 J/cm² Grade Count:9
Elmendorf Tear Strength MD 9.00 - 2720 g9.00 - 2720 gAverage value: 647 g Grade Count:6
Elmendorf Tear Strength TD 9.00 - 3170 g9.00 - 3170 gAverage value: 732 g Grade Count:6
Dart Drop Test 36.0 g0.0794 lbAverage value: 36.0 g Grade Count:5
Film Tensile Strength at Break, MD 35.0 - 60.7 MPa5080 - 8800 psiAverage value: 53.9 MPa Grade Count:8
Film Tensile Strength at Break, TD 25.0 - 57.0 MPa3630 - 8270 psiAverage value: 48.7 MPa Grade Count:8
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+16 ohm-cm1.00e+16 ohm-cmAverage value: 1.00e+16 ohm-cm Grade Count:12
Dielectric Constant 2.20 - 3.002.20 - 3.00Average value: 2.36 Grade Count:21
Dielectric Strength 30.0 - 157 kV/mm762 - 4000 kV/inAverage value: 62.5 kV/mm Grade Count:7
Dissipation Factor 0.0000700 - 0.02000.0000700 - 0.0200Average value: 0.00287 Grade Count:17
Comparative Tracking Index 600 V600 VAverage value: 600 V Grade Count:6
 
Thermal PropertiesMetricEnglishComments
CTE, linear 60.0 - 80.0 µm/m-°C33.3 - 44.4 µin/in-°FAverage value: 67.8 µm/m-°C Grade Count:23
Thermal Conductivity 0.170 - 0.180 W/m-K
@Temperature 100 - 100 °C
1.18 - 1.25 BTU-in/hr-ft²-°F
@Temperature 212 - 212 °F
Average value: 0.175 W/m-K Grade Count:2
Melting Point 80.0 - 155 °C176 - 311 °FAverage value: 120 °C Grade Count:6
Deflection Temperature at 0.46 MPa (66 psi) 75.0 - 170 °C167 - 338 °FAverage value: 122 °C Grade Count:10
Deflection Temperature at 1.8 MPa (264 psi) 60.0 - 162 °C140 - 324 °FAverage value: 112 °C Grade Count:13
Vicat Softening Point 64.0 - 178 °C147 - 352 °FAverage value: 123 °C Grade Count:7
Heat Distortion Temperature 105 - 144 °C221 - 291 °FAverage value: 131 °C Grade Count:4
Glass Transition Temp, Tg 65.0 - 178 °C149 - 352 °FAverage value: 124 °C Grade Count:47
Flammability, UL94 HB - V-2HB - V-2Grade Count:12
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.51 - 1.541.51 - 1.54Average value: 1.53 Grade Count:25
Abbe Number 56.0 - 57.056.0 - 57.0Average value: 56.7 Grade Count:3
Haze 0.600 - 4.00 %0.600 - 4.00 %Average value: 1.73 % Grade Count:14
Gloss 94.0 - 116 %94.0 - 116 %Average value: 101 % Grade Count:6
Transmission, Visible 90.0 - 93.0 %90.0 - 93.0 %Average value: 91.6 % Grade Count:35
 
Processing PropertiesMetricEnglishComments
Nozzle Temperature 220 - 320 °C428 - 608 °FAverage value: 268 °C Grade Count:8
Melt Temperature 84.0 - 320 °C183 - 608 °FAverage value: 251 °C Grade Count:9
Mold Temperature 40.0 - 160 °C104 - 320 °FAverage value: 100 °C Grade Count:9
Injection Velocity 20.0 - 150 mm/sec0.787 - 5.91 in/secAverage value: 94.3 mm/sec Grade Count:7
Injection Pressure 40.0 - 120 MPa5800 - 17400 psiAverage value: 80.0 MPa Grade Count:7

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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