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Ensinger PEI

Polyplastics Duracon® GM-20 CF3500 Acetal Copolymer, GF
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Mineral Filled
Material Notes: Low warpage. 20% mineral filled reinforced.

Information provided by Polyplastics
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Physical PropertiesMetricEnglishComments
Density 1.54 g/cc0.0556 lb/in³ISO 1183
Filler Content 20 %20 %Mineral filled
Water Absorption 0.70 %
@Temperature 23.0 °C,
Time 86400 sec		0.70 %
@Temperature 73.4 °F,
Time 24.0 hour		1 mm thickness; ISO 62
Linear Mold Shrinkage, Flow 0.021 cm/cm
@Thickness 2.00 mm		0.021 in/in
@Thickness 0.0787 in		Cavity pressure 60 MPa; 60x60x2; ISO 294-4
Linear Mold Shrinkage, Transverse 0.010 cm/cm
@Thickness 2.00 mm		0.010 in/in
@Thickness 0.0787 in		Cavity pressure 60 Mpa; 60x60x2; ISO 294-4
Melt Flow 21 g/10 min
@Load 2.16 kg,
Temperature 190 °C		21 g/10 min
@Load 4.76 lb,
Temperature 374 °F		ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 8585ISO 2039-2
Tensile Strength 55.0 MPa7980 psiISO 527-1,2
Elongation at Break 5.5 %5.5 %ISO 527-1,2
Tensile Modulus 8.50 GPa1230 ksiISO 527-1,2
Flexural Strength 94.0 MPa13600 psiISO 178
Flexural Modulus 3.50 GPa508 ksiISO 178
Charpy Impact, Notched 0.360 J/cm²1.71 ft-lb/in²ISO 179/1eA
Coefficient of Friction, Dynamic  0.32
@Pressure 0.0600 MPa		0.32
@Pressure 8.70 psi		Thrust, vs M90-44. 15 cm/s; JIS K7218
 0.51
@Pressure 0.490 MPa		0.51
@Pressure 71.1 psi		Thrust, vs C-Steel. 30 cm/s; JIS K7218
K (wear) Factor  200 x 10-8 mm³/N-M
@Pressure 0.490 MPa		99.3 x 10-10 in³-min/ft-lb-hr
@Pressure 71.1 psi		Thrust, vs C-Steel, steel side. 30 cm/s; JIS K7218
 300 x 10-8 mm³/N-M
@Pressure 0.0600 MPa		149 x 10-10 in³-min/ft-lb-hr
@Pressure 8.70 psi		Thrust, vs M90-44, material side. 15 cm/s; JIS K7218
 7000 x 10-8 mm³/N-M
@Pressure 0.490 MPa		3470 x 10-10 in³-min/ft-lb-hr
@Pressure 71.1 psi		Thrust, vs C-Steel, material side. 30 cm/s; JIS K7218
 8000 x 10-8 mm³/N-M
@Pressure 0.0600 MPa		3970 x 10-10 in³-min/ft-lb-hr
@Pressure 8.70 psi		Thrust, vs M90-44, M90-44 side. 15 cm/s; JIS K7218
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 2.00e+14 ohm-cm2.00e+14 ohm-cmIEC 60093
Surface Resistance 7.00e+16 ohm7.00e+16 ohmIEC 60093
Dielectric Strength 21.0 kV/mm
@Thickness 3.00 mm		533 kV/in
@Thickness 0.118 in		IEC 60243-1
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 90.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		50.0 µin/in-°F
@Temperature 73.4 - 131 °F
CTE, linear, Transverse to Flow 90.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		50.0 µin/in-°F
@Temperature 73.4 - 131 °F
Deflection Temperature at 1.8 MPa (264 psi) 112 °C234 °FISO 75-1,2
Flammability, UL94 HBHB
 
Descriptive Properties
Yellow Card File No.E213445

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.

PPOLPL9831 / 305504

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