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Ensinger PEI

Polyram RamTal PM1409 Acetal, PTFE Filled
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, PTFE Filled

Material Notes: Polyacetal filled with PTFE for sliding parts, low friction and improved wear resistance in molded parts.

Information provided by Polyram Ram On Ind.

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Physical PropertiesMetricEnglishComments
Density 1.85 g/cc0.0668 lb/in³DIN 53479
Water Absorption 0.22 %0.22 %DIN 53495
Linear Mold Shrinkage 0.018 - 0.022 cm/cm0.018 - 0.022 in/in
Melt Flow 9.0 g/10 min
@Load 2.16 kg,
Temperature 190 °C
9.0 g/10 min
@Load 4.76 lb,
Temperature 374 °F
ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 7070ASTM-D785
Tensile Strength, Yield 45.0 MPa6530 psiASTM-D638
Elongation at Break 20 %20 %ASTM-D638
Tensile Modulus 2.20 GPa319 ksiASTM-D790
Flexural Strength 65.0 MPa9430 psiASTM-D790
Flexural Modulus 1.75 GPa254 ksiASTM-D790
Izod Impact, Notched 0.550 J/cm
@Temperature 23.0 °C
1.03 ft-lb/in
@Temperature 73.4 °F
ASTM-D256
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+16 ohm-cm1.00e+16 ohm-cmDIN 53482
Surface Resistance 1.00e+14 ohm1.00e+14 ohmDIN 53482
 
Thermal PropertiesMetricEnglishComments
Melting Point 165 °C329 °F
Deflection Temperature at 0.46 MPa (66 psi) 155 °C311 °FDIN 53461
Deflection Temperature at 1.8 MPa (264 psi) 120 °C248 °FDIN 53461
Flammability, UL94 HB
@Thickness 3.00 mm
HB
@Thickness 0.118 in

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