Murtfeldt Murpec® SP Polyetheretherketone

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Murtfeldt Murpec® SP Polyetheretherketone
Categories:	Polymer; Thermoplastic; Polyketone; Polyetheretherketone (PEEK); Polyetheretherketone, PEEK, Unreinforced
Material Notes:	Modified Murpec® SP provides excellent slide properties in addition to good mechanical properties. Murpec® SP also offers improved wear behavior due to its special additives. Special Properties: • Better slide properties • Increased wear resistance • Very low expansion coefficient • High temperature resistance • Flame-resistant • High compressive strength • High resistance to energy radiation • Excellent resistance to chemicals and heating steam Information provided by Murtfeldt Kunststoffe GmbH & Co. KG.
Key Words:	PEEK-SP
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	1.45 g/cc	0.0524 lb/in³	ISO 1183-1
Moisture Absorption at Equilibrium	0.16 % @Temperature 23.0 °C	0.16 % @Temperature 73.4 °F	50% RH
Water Absorption at Saturation	0.35 % @Temperature 23.0 °C	0.35 % @Temperature 73.4 °F

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	85	85	ISO 2039-2
Hardness, Shore D	87	87	DIN 53505
Ball Indentation Hardness	215 MPa	31200 psi	ISO 2039-1
Tensile Strength at Break	85.0 MPa	12300 psi	ISO 527-1/-2
Elongation at Break	3.0 %	3.0 %	ISO 527-1/-2
Modulus of Elasticity	5.90 GPa	856 ksi
Compressive Yield Strength	44.0 MPa @Strain 1 %	6380 psi @Strain 1 %	dry; ISO 604
	86.0 MPa @Strain 2 %	12500 psi @Strain 2 %	dry; ISO 604
Charpy Impact Unnotched	2.50 J/cm²	11.9 ft-lb/in²	ISO 179-1/1eU
	2.50 J/cm²	11.9 ft-lb/in²	ISO 179
Charpy Impact, Notched	0.300 J/cm²	1.43 ft-lb/in²	ISO 179-1/1eA
Coefficient of Friction, Dynamic	0.15	0.15
Sand Slurry	0.050	0.050	µm/km

Thermal Properties	Metric	English	Comments
CTE, linear	35.0 µm/m-°C @Temperature 23.0 - 60.0 °C	19.4 µin/in-°F @Temperature 73.4 - 140 °F
	40.0 µm/m-°C @Temperature 23.0 - 100 °C	22.2 µin/in-°F @Temperature 73.4 - 212 °F
	85.0 µm/m-°C @Temperature 150 °C	47.2 µin/in-°F @Temperature 302 °F
Melting Point	340 °C	644 °F	ISO 11357-1
Maximum Service Temperature, Air	250 °C @Time 1.80e+7 sec	482 °F @Time 5000 hour
	310 °C @Time <=86400 sec	590 °F @Time <=24.0 hour
Minimum Service Temperature, Air	-20.0 °C	-4.00 °F
Glass Transition Temp, Tg	143 °C	289 °F	ISO 11357-1
Flammability, UL94	V-0	V-0

Compliance Properties	Metric	English	Comments
FDA	No	No

Descriptive Properties
Color	Black

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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