Akro-Plastic Akrotek® PK-HM (4773) PK Conditioned

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Akro-Plastic Akrotek® PK-HM (4773) PK Conditioned
Categories:	Polymer; Thermoplastic; Polyketone
Material Notes:	Description: AKROTEK® PK-HM natural (4773) is an unreinforced Polyketon with average flowability. Applications: Applications are mainly components in mechanical engineering and the automotive industry. Information provided by Akro-Plastic GmbH
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Physical Properties	Metric	English	Comments

Density	1.24 g/cc	0.0448 lb/in³	ISO 1183
Moisture Absorption	0.80 - 0.90 % @Temperature 70.0 °C	0.80 - 0.90 % @Temperature 158 °F	Humidity, 62% RH; ISO 1110
Water Absorption at Saturation	2.2 %	2.2 %	ISO 62
Linear Mold Shrinkage, Flow	0.018 cm/cm	0.018 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.021 cm/cm	0.021 in/in	ISO 294-4

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	60.0 MPa	8700 psi	5 [mm/min]; ISO 527-2
Elongation at Break	>= 300 %	>= 300 %	5 [mm/min]; ISO 527-2
Tensile Modulus	1.40 GPa	203 ksi	1 [mm/min]; ISO 527-2
Flexural Strength	60.0 MPa	8700 psi	2 [mm/min]; ISO 178
Flexural Modulus	1.20 GPa	174 ksi	2 [mm/min]; ISO 178
Charpy Impact Unnotched	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	1.50 J/cm² @Temperature 23.0 °C	7.14 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+10 ohm-cm	1.00e+10 ohm-cm	IEC 60093
Surface Resistance	1.00e+10 ohm	1.00e+10 ohm	IEC 60093

Thermal Properties	Metric	English	Comments
Melting Point	220 °C	428 °F	DIN EN 11357-1

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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PAKRO132 / 182719

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