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Rulon Bearings

Celanese Hostaform® XGC25 POM, 25% Glass Reinforced
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, 30% Glass Fiber Reinforced

Material Notes: Hostaform« XGC25 is a Polyacetalcopolymer reinforced with approx. 25% glass fibres. Compared to the Hostaform« C 9021 GV 1/30 Hostaform« XGC25 has a higher strength.

Information provided by Celanese

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Physical PropertiesMetricEnglishComments
Density 1.59 g/cc0.0574 lb/in³ISO 1183
Linear Mold Shrinkage, Flow 0.0060 cm/cm0.0060 in/inISO 294-4
Linear Mold Shrinkage, Transverse 0.0095 cm/cm0.0095 in/inISO 294-4
Melt Flow 4.8 g/10 min
@Load 5.00 kg,
Temperature 190 °C
4.8 g/10 min
@Load 11.0 lb,
Temperature 374 °F
[cm3/10min]; ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 155 MPa22500 psi5mm/min; ISO 527-2/1A
Elongation at Break 3.5 %3.5 %5mm/min; ISO 527-2/1A
Tensile Modulus 9.00 GPa1310 ksi50mm/min; ISO 527-2/1A
Flexural Modulus 8.30 GPa1200 ksiISO 178
Charpy Impact Unnotched 7.00 J/cm²33.3 ft-lb/in²ISO 179/1eU
Charpy Impact, Notched 1.30 J/cm²6.19 ft-lb/in²ISO 179/1eA
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 30.0 µm/m-°C16.7 µin/in-°FISO 11359-2
CTE, linear, Transverse to Flow 60.0 µm/m-°C33.3 µin/in-°FISO 11359-2
Melting Point 166 °C331 °F10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 1.8 MPa (264 psi) 161 °C322 °FISO 75-1, -2
 
Processing PropertiesMetricEnglishComments
Processing Temperature 80.0 - 120 °C176 - 248 °Fcavity
 190 - 210 °C374 - 410 °Fhot runner
Feed Temperature 60.0 - 80.0 °C140 - 176 °F
Zone 1 170 - 180 °C338 - 356 °F
Zone 2 180 - 190 °C356 - 374 °F
Zone 3 190 - 200 °C374 - 392 °F
Zone 4 190 - 210 °C374 - 410 °F
Die Temperature 190 - 210 °C374 - 410 °F
Melt Temperature 190 - 210 °C374 - 410 °F
Drying Temperature 100 - 120 °C212 - 248 °F
Dry Time 3.00 - 4.00 hour3.00 - 4.00 hour
Moisture Content <= 0.15 %<= 0.15 %
Injection Pressure 60.0 - 120 MPa8700 - 17400 psi
Hold Pressure 60.0 - 120 MPa8700 - 17400 psi
Back Pressure <= 2.00 MPa<= 290 psi
Screw Speed  70 rpm
@Diameter 55.0 mm
70 rpm
@Diameter 2.17 in
 100 rpm
@Diameter 40.0 mm
100 rpm
@Diameter 1.57 in
 150 rpm
@Diameter 25.0 mm
150 rpm
@Diameter 0.984 in
 
Descriptive Properties
Injection speedslow

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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