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Murtfeldt Murytal® H Acetal Homopolymer

Category	Polymer , Thermoplastic , Acetal (POM) , Acetal Homopolymer, Unreinforced
Manufacturer	Murtfeldt Kunststoffe GmbH & Co
Trade Name	Murytal®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Murtfeldt Murytal® H Acetal Homopolymer.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

In addition to the excellent properties of Murytal® C, Murytal® H is stronger and more rigid with a lower expansion coefficient.Special Properties:• High rigidity• Excellent ability to regain its form• Extremely good electric isolation properties• Practically no moisture absorption• Good resistance to chemicals (pH 4 – 9) • Approved for use in the food industry (EU and FDA) • Extremely good machinabilityInformation provided by Murtfeldt Kunststoffe GmbH & Co. KG.

Physical Properties	Metric	English	Comments
Density	1.43 g/cc	0.0517 lb/in³	ISO 1183-1
Moisture Absorption at Equilibrium	0.20 % @Temperature 23.0 °C	0.20 % @Temperature 73.4 °F	50% RH
Water Absorption at Saturation	0.80 % @Temperature 23.0 °C	0.80 % @Temperature 73.4 °F

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	88	88	dry; ISO 2039-2
Hardness, Shore D	83	83	DIN 53505
Ball Indentation Hardness	160 MPa	23200 psi	dry; ISO 2039-1
Tensile Strength, Yield	78.0 MPa	11300 psi	dry; ISO 527-1
	78.0 MPa	11300 psi	50% RH; ISO 527-1
Elongation at Break	50 %	50 %	dry; ISO 527-1
	50 %	50 %	50% RH; ISO 527-1
Creep Strength	15.0 MPa @Time 3.60e+6 sec	2180 psi @Time 1000 hour	stress leading to 1% elongation; dry; ISO 899-1
	15.0 MPa @Time 3.60e+6 sec	2180 psi @Time 1000 hour	stress leading to 1% elongation; 50% RH; ISO 899-1
Modulus of Elasticity	3.30 GPa	479 ksi	dry
	3.30 GPa	479 ksi	50% RH
Compressive Yield Strength	22.0 MPa @Strain 1.00 %	3190 psi @Strain 1.00 %	dry; ISO 604
	40.0 MPa @Strain 2.00 %	5800 psi @Strain 2.00 %	dry; ISO 604
	75.0 MPa @Strain 5.00 %	10900 psi @Strain 5.00 %	dry; ISO 604
Charpy Impact Unnotched	20.0 J/cm²	95.2 ft-lb/in²	dry; ISO 179-1/1eU
	>= 20.0 J/cm²	>= 95.2 ft-lb/in²	ISO 179
Charpy Impact, Notched	1.00 J/cm²	4.76 ft-lb/in²	dry; ISO 179-1/1eA
Coefficient of Friction, Dynamic	0.34	0.34

Thermal Properties	Metric	English	Comments
CTE, linear	95.0 µm/m-°C @Temperature 23.0 - 60.0 °C	52.8 µin/in-°F @Temperature 73.4 - 140 °F
	110 µm/m-°C @Temperature 23.0 - 100 °C	61.1 µin/in-°F @Temperature 73.4 - 212 °F
Thermal Conductivity	0.310 W/m-K	2.15 BTU-in/hr-ft²-°F
Melting Point	180 °C	356 °F	ISO 11357-1
Maximum Service Temperature, Air	90.0 °C @Time 7.20e+7 sec	194 °F @Time 20000 hour
	105 °C @Time 1.80e+7 sec	221 °F @Time 5000 hour
	150 °C @Time <=86400 sec	302 °F @Time <=24.0 hour
Minimum Service Temperature, Air	-50.0 °C	-58.0 °F
Glass Transition Temp, Tg	-50.0 °C	-58.0 °F	ISO 11357-1
Flammability, UL94	HB	HB

Electrical Properties	Metric	English	Comments
Electrical Resistivity	>= 1.00e+14 ohm-cm	>= 1.00e+14 ohm-cm	dry; IEC 60093
	>= 1.00e+14 ohm-cm	>= 1.00e+14 ohm-cm	50% RH; IEC 60093
Surface Resistance	>= 1.00e+13 ohm	>= 1.00e+13 ohm	dry; IEC 60093
	>= 1.00e+13 ohm	>= 1.00e+13 ohm	50% RH; IEC 60093
Dielectric Constant	3.8 @Frequency 100 Hz	3.8 @Frequency 100 Hz	dry; IEC 60250
	3.8 @Frequency 100 Hz	3.8 @Frequency 100 Hz	50% RH; IEC 60250
	3.8 @Frequency 1.00e+6 Hz	3.8 @Frequency 1.00e+6 Hz	dry; IEC 60250
	3.8 @Frequency 1.00e+6 Hz	3.8 @Frequency 1.00e+6 Hz	50% RH; IEC 60250
Dielectric Strength	20.0 kV/mm	508 kV/in	dry; IEC 60243-1
	20.0 kV/mm	508 kV/in	50% RH; IEC 60243-1
Dielectric Loss Index	0.0030 @Frequency 100 Hz	0.0030 @Frequency 100 Hz	dry; IEC 60250
	0.0030 @Frequency 100 Hz	0.0030 @Frequency 100 Hz	50% RH; IEC 60250
	0.0080 @Frequency 1.00e+6 Hz	0.0080 @Frequency 1.00e+6 Hz	dry; IEC 60250
	0.0080 @Frequency 1.00e+6 Hz	0.0080 @Frequency 1.00e+6 Hz	50% RH; IEC 60250

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes

Descriptive Properties	Value	Comments
Color	Natural/Black

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