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Specialty Compounds RTP Company

RTP Company EMI 861 Acetal (POM); EMI/RFI Shielding - Stainless Steel Fiber
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Steel Filled

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.48 g/cc1.48 g/ccASTM D 792
Linear Mold Shrinkage 0.010 - 0.030 cm/cm
@Thickness 3.20 mm
0.010 - 0.030 in/in
@Thickness 0.126 in
ASTM D 955
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 55.2 MPa8000 psiASTM D 638
Elongation at Break >= 10 %>= 10 %ASTM D 638
Tensile Modulus 2.76 GPa400 ksiASTM D 638
Flexural Strength 82.7 MPa12000 psiASTM D 790
Flexural Modulus 2.76 GPa400 ksiASTM D 790
Izod Impact, Notched 0.801 J/cm
@Thickness 3.20 mm
1.50 ft-lb/in
@Thickness 0.126 in
ASTM D 256
Izod Impact, Unnotched 8.01 J/cm
@Thickness 3.20 mm
15.0 ft-lb/in
@Thickness 0.126 in
ASTM D 4812
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity <= 0.10 ohm-cm<= 0.10 ohm-cmASTM D 257
Surface Resistivity per Square <= 100 ohm<= 100 ohmASTM D 257; ESD STM11.11
 
Processing PropertiesMetricEnglishComments
Melt Temperature 182 - 218 °C360 - 425 °F
Mold Temperature 82.2 - 107 °C180 - 225 °F
Drying Temperature 60.0 - 79.4 °C
@Time 7200 sec
140 - 175 °F
@Time 2.00 hour
Moisture Content 0.15 %0.15 %
Dew Point -28.9 °C-20.0 °F
Injection Pressure 68.9 - 103 MPa10000 - 15000 psi

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PQZUA5095 / 134893

Specialty Compounds RTP Company

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