Celanese Hostaform® MT8F02 POM, Medical Technology

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Celanese Hostaform® MT8F02 POM, Medical Technology
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes:	Hostaform« acetal copolymer grade MT8F02 is a special grade developed for medical industry applications containing low residual monomers. Hostaform« MT8F02 is a standard flow high level polytetraflouroethylene filled (PTFE) product designed for use in wear applications against plastics, metal, glass or ceramic mating surfaces where silicone lubricants can not be tolerated. Information provided by Celanese
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Physical Properties	Metric	English	Comments

Density	1.52 g/cc	0.0549 lb/in³	ISO 1183
Water Absorption at Saturation	0.20 %	0.20 %	ISO 62
Linear Mold Shrinkage, Flow	0.020 cm/cm	0.020 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.017 cm/cm	0.017 in/in	ISO 294-4
Melt Flow	6.0 g/10 min @Load 2.16 kg, Temperature 190 °C	6.0 g/10 min @Load 4.76 lb, Temperature 374 °F	[cm3/10min]; ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	48.0 MPa	6960 psi	50mm/min; ISO 527-2/1A
Elongation at Break	16 %	16 %
Elongation at Yield	7.0 %	7.0 %	50mm/min; ISO 527-2/1A
Tensile Modulus	2.50 GPa	363 ksi	50mm/min; ISO 527-2/1A
Flexural Modulus	2.40 GPa	348 ksi	ISO 178
Charpy Impact Unnotched	6.00 J/cm²	28.6 ft-lb/in²	ISO 179/1eU
	6.00 J/cm² @Temperature -30.0 °C	28.6 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eU
Charpy Impact, Notched	0.400 J/cm²	1.90 ft-lb/in²	ISO 179/1eA
	0.400 J/cm² @Temperature -30.0 °C	1.90 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA
Tensile Creep Modulus, 1 hour	2100 MPa	305000 psi	ISO 899-1
Tensile Creep Modulus, 1000 hours	1200 MPa	174000 psi	ISO 899-1

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	110 µm/m-°C	61.1 µin/in-°F	ISO 11359-2
Melting Point	166 °C	331 °F	10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 1.8 MPa (264 psi)	98.0 °C	208 °F	ISO 75-1, -2

Processing Properties	Metric	English	Comments
Processing Temperature	80.0 - 120 °C	176 - 248 °F	cavity
Zone 1	<= 176 °C	<= 349 °F
Zone 2	<= 182 °C	<= 360 °F
Zone 3	<= 188 °C	<= 370 °F
Zone 4	<= 193 °C	<= 379 °F
Die Temperature	<= 198 °C	<= 388 °F
Melt Temperature	180 - 200 °C	356 - 392 °F
Drying Temperature	80.0 - 100 °C	176 - 212 °F
Dry Time	3.00 hour	3.00 hour
Injection Pressure	60.0 - 120 MPa	8700 - 17400 psi
Hold Pressure	60.0 - 120 MPa	8700 - 17400 psi
Back Pressure	<= 2.00 MPa	<= 290 psi

Descriptive Properties
Injection molding	Yes
Injection speed	slow
Processing conditions acc. ISO	9988-2

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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