Overview of materials for Acetal Copolymer, Silicone Filled

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Overview of materials for Acetal Copolymer, Silicone Filled
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Silicone Filled
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Acetal Copolymer, Silicone Filled". 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 Properties	Original Value	Comments

Density	1.29 - 1.62 g/cc	Average value: 1.42 g/cc Grade Count:23
Filler Content	2.00 - 4.00 %	Average value: 2.67 % Grade Count:3
Water Absorption	0.0500 - 0.700 %	Average value: 0.241 % Grade Count:10
Additive Loading	2.00 %	Average value: 2.00 % Grade Count:3
Linear Mold Shrinkage	0.00400 - 0.0350 cm/cm	Average value: 0.0203 cm/cm Grade Count:21
Linear Mold Shrinkage, Transverse	0.0140 - 0.0210 cm/cm	Average value: 0.0183 cm/cm Grade Count:3
Melt Flow	8.00 - 49.0 g/10 min	Average value: 16.4 g/10 min Grade Count:8

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	75.0 - 83.0	Average value: 79.3 Grade Count:3
Hardness, Rockwell R	79.0 - 82.0	Average value: 80.0 Grade Count:3
Tensile Strength, Ultimate	41.4 - 110 MPa	Average value: 57.2 MPa Grade Count:14
Tensile Strength, Yield	41.4 - 56.0 MPa	Average value: 49.8 MPa Grade Count:7
Elongation at Break	2.50 - 90.0 %	Average value: 30.6 % Grade Count:20
Elongation at Yield	8.50 - 12.0 %	Average value: 10.5 % Grade Count:5
Modulus of Elasticity	2.25 - 2.90 GPa	Average value: 2.56 GPa Grade Count:10
Flexural Yield Strength	57.0 - 172 MPa	Average value: 79.4 MPa Grade Count:21
Flexural Modulus	2.07 - 7.60 GPa	Average value: 2.61 GPa Grade Count:21
Izod Impact, Notched	0.440 - 0.961 J/cm	Average value: 0.717 J/cm Grade Count:13
	0.500 - 0.500 J/cm @Temperature -29.0 - -29.0 °C	Average value: 0.500 J/cm Grade Count:1
Izod Impact, Unnotched	11.7 - 5340 J/cm	Average value: 11.7 J/cm Grade Count:6
Charpy Impact Unnotched	7.50 - 15.0 J/cm²	Average value: 11.3 J/cm² Grade Count:3
Charpy Impact, Notched	0.500 - 1.00 J/cm²	Average value: 0.739 J/cm² Grade Count:8

Electrical Properties	Original Value	Comments
Electrical Resistivity	1.00e+14 - 1.00e+16 ohm-cm	Average value: 4.76e+15 ohm-cm Grade Count:11
Surface Resistance	1.00e+14 - 1.00e+16 ohm	Average value: 7.30e+15 ohm Grade Count:7
Dielectric Strength	17.7 - 19.7 kV/mm	Average value: 18.2 kV/mm Grade Count:4

Thermal Properties	Original Value	Comments
CTE, linear	90.0 - 234 µm/m-°C	Average value: 130 µm/m-°C Grade Count:9
Melting Point	165 - 170 °C	Average value: 167 °C Grade Count:8
Deflection Temperature at 0.46 MPa (66 psi)	150 - 166 °C	Average value: 161 °C Grade Count:6
Deflection Temperature at 1.8 MPa (264 psi)	80.0 - 145 °C	Average value: 103 °C Grade Count:18
Flammability, UL94	HB	Grade Count:13

Processing Properties	Original Value	Comments
Melt Temperature	160 - 230 °C	Average value: 197 °C Grade Count:13
Mold Temperature	48.9 - 120 °C	Average value: 86.6 °C Grade Count:13
Drying Temperature	82.2 - 121 °C	Average value: 109 °C Grade Count:12
Moisture Content	0.150 %	Average value: 0.150 % Grade Count:6
Dew Point	-31.7 °C	Average value: -31.7 °C Grade Count:6
Injection Pressure	30.0 - 103 MPa	Average value: 77.1 MPa Grade Count:8

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 go back to viewing the property data in MatWeb's normal format.

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