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	Original Value	Comments

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

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	85	ISO 2039-2
Hardness, Shore D	87	DIN 53505
Ball Indentation Hardness	215 MPa	ISO 2039-1
Tensile Strength at Break	85.0 MPa	ISO 527-1/-2
Elongation at Break	3.0 %	ISO 527-1/-2
Modulus of Elasticity	5.90 GPa
Compressive Yield Strength	44.0 MPa @Strain 1 %	dry; ISO 604
	86.0 MPa @Strain 2 %	dry; ISO 604
Charpy Impact Unnotched	25.0 kJ/m²	ISO 179-1/1eU
	25.0 kJ/m²	ISO 179
Charpy Impact, Notched	3.00 kJ/m²	ISO 179-1/1eA
Coefficient of Friction, Dynamic	0.15
Sand Slurry	0.050	µm/km

Thermal Properties	Original Value	Comments
CTE, linear	35.0 µm/m-°C @Temperature 23.0 - 60.0 °C
	40.0 µm/m-°C @Temperature 23.0 - 100 °C
	85.0 µm/m-°C @Temperature 150 °C
Melting Point	340 °C	ISO 11357-1
Maximum Service Temperature, Air	250 °C @Time 1.80e+7 sec
	310 °C @Time <=86400 sec
Minimum Service Temperature, Air	-20.0 °C
Glass Transition Temp, Tg	143 °C	ISO 11357-1
Flammability, UL94	V-0

Compliance Properties	Original Value	Comments
FDA	No

Descriptive Properties
Color	Black

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