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Rulon Bearings

Celanese Hostaform® M15HP POM, Unfilled
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)

Material Notes: Hostaform« acetal copolymer grade M15HP is a high viscosity polymer

Information provided by Celanese

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Physical PropertiesMetricEnglishComments
Density 1.41 g/cc0.0509 lb/in³ISO 1183
Density of Compound 1.165 g/cc0.04209 lb/in³
Water Absorption at Saturation 0.75 %0.75 %ISO 62
Linear Mold Shrinkage, Flow 0.023 cm/cm0.023 in/inISO 294-4
Linear Mold Shrinkage, Transverse 0.019 cm/cm0.019 in/inISO 294-4
Melt Flow 1.3 g/10 min
@Load 2.16 kg,
Temperature 190 °C
1.3 g/10 min
@Load 4.76 lb,
Temperature 374 °F
[cm3/10min]; ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 68.0 MPa9860 psi50mm/min; ISO 527-2/1A
Elongation at Yield 16 %16 %50mm/min; ISO 527-2/1A
Tensile Modulus 2.80 GPa406 ksi50mm/min; ISO 527-2/1A
Flexural Modulus 2.75 GPa399 ksiISO 178
Charpy Impact Unnotched 28.0 J/cm²133 ft-lb/in²ISO 179/1eU
 23.5 J/cm²
@Temperature -30.0 °C
112 ft-lb/in²
@Temperature -22.0 °F
ISO 179/1eU
Charpy Impact, Notched 1.10 J/cm²5.23 ft-lb/in²ISO 179/1eA
 0.850 J/cm²
@Temperature -30.0 °C
4.04 ft-lb/in²
@Temperature -22.0 °F
ISO 179/1eA
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 110 µm/m-°C61.1 µin/in-°FISO 11359-2
CTE, linear, Transverse to Flow 120 µm/m-°C66.7 µin/in-°FISO 11359-2
Melting Point 173 °C343 °F10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 0.46 MPa (66 psi) 158 °C316 °FISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi) 101 °C214 °FISO 75-1, -2
 
Processing PropertiesMetricEnglishComments
Processing Temperature 90.0 - 120 °C194 - 248 °Fcavity
 190 - 220 °C374 - 428 °Fhot runner
Zone 1 190 - 200 °C374 - 392 °F
Zone 2 190 - 210 °C374 - 410 °F
Zone 3 190 - 215 °C374 - 419 °F
Zone 4 190 - 220 °C374 - 428 °F
Die Temperature 190 - 220 °C374 - 428 °F
Melt Temperature 205 - 220 °C401 - 428 °F
Drying Temperature 80.0 - 100 °C176 - 212 °F
Dry Time 3.00 hour3.00 hour
Injection Pressure 90.0 - 140 MPa13100 - 20300 psi
Hold Pressure 90.0 - 140 MPa13100 - 20300 psi
Back Pressure <= 4.00 MPa<= 580 psi
 
Descriptive Properties
Injection moldingYes
Injection speedslow
Processing conditions acc. ISO9988-2
Profile extrusionYes

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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