CENTROPLAST CENTROGUARD Polyoxymethylene, Antimicrobial

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CENTROPLAST CENTROGUARD Polyoxymethylene, Antimicrobial
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	During the modification with POM CG, antimicrobial substances are included in the basic polyoxymethylene polymer, which provide an effective and long lasting solution against unwanted growth of micro-organisms, such as algae, bacteria and fungi. The antimicrobial effect remains during the entire life time of the product. POM CG-plastics are often used in medical and food products and facilities due additional protection. Information provided by CENTROPLAST Engineering Plastics GMBH
Key Words:	POM CG
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Physical Properties	Metric	English	Comments

Density	1.41 g/cc	0.0509 lb/in³	ISO 1183
Moisture Absorption	0.200 % @Temperature 23.0 °C	0.200 % @Temperature 73.4 °F	normal humidity; ISO 62
Water Absorption at Saturation	0.80 % @Temperature 23.0 °C	0.80 % @Temperature 73.4 °F	ISO 62

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	84	84	test piece 10mm thick; ISO 2039-2
Ball Indentation Hardness	140 MPa	20300 psi	ISO 2039-1
Tensile Strength	63.0 MPa	9140 psi	5 mm/min; ISO 527-2
Tensile Strength, Yield	63.0 MPa	9140 psi	50 mm/min; ISO 527-2
Elongation at Break	31 %	31 %	ISO 527-2
Tensile Modulus	2.60 GPa	377 ksi	ISO 527-2
Flexural Modulus	2.50 GPa	363 ksi	ISO 178
Charpy Impact Unnotched	22.0 J/cm²	105 ft-lb/in²	ISO 179/1eU
Charpy Impact, Notched	0.800 J/cm²	3.81 ft-lb/in²	ISO 179/IeA

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm	IEC 60093
Surface Resistance	1.00e+13 ohm	1.00e+13 ohm	IEC 60093
Dielectric Constant	3.8 @Frequency 100 Hz	3.8 @Frequency 100 Hz	IEC 60250
	3.8 @Frequency 1e+6 Hz	3.8 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	20.0 kV/mm	508 kV/in	in transformer oil; IEC 60243-1
Dissipation Factor	0.0030 @Frequency 100 Hz	0.0030 @Frequency 100 Hz	IEC 60250
	0.0080 @Frequency 1e+6 Hz	0.0080 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	600 V	IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear	110 µm/m-°C @Temperature 23.0 - 60.0 °C	61.1 µin/in-°F @Temperature 73.4 - 140 °F	ISO 11359
Thermal Conductivity	0.310 W/m-K	2.15 BTU-in/hr-ft²-°F	DIN 52612
Melting Point	165 °C	329 °F	DSC, 10 K/m; ISO 3146
Maximum Service Temperature, Air	105 °C	221 °F	continuous
	140 °C	284 °F	short term
Deflection Temperature at 0.46 MPa (66 psi)	96.0 °C	205 °F	ISO 75-2
Vicat Softening Point	150 °C	302 °F	VST/B/50; ISO 306
Minimum Service Temperature, Air	-40.0 °C	-40.0 °F
Flammability, UL94	HB @Thickness 3.00 - 6.00 mm	HB @Thickness 0.118 - 0.236 in

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes	Food Compliance

Descriptive Properties
Color	Natural
Food Compliance BfR:	Yes

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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