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Celanese Hostaform® C 9021 GV3/20 POM, 20% Glass Reinforced

Category Polymer , Thermoplastic , Acetal (POM) , Acetal Copolymer, 20% Glass Fiber Reinforced
Manufacturer Celanese Corporation
Trade Name HOSTAFORM
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Celanese Hostaform® C 9021 GV3/20 POM, 20% Glass Reinforced.pdf
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Material Notes:
Chemical abbreviation according to ISO 1043-1: POMInformation provided by Celanese
Physical Properties Metric English Comments
Density 1.53 g/cc
0.0553 lb/in³
ISO 1183
Water Absorption at Saturation 0.800 %
0.800 %
ISO 62
Melt Flow 8.50 g/10 min

@Load 2.16 kg,
Temperature 190 °C
8.50 g/10 min

@Load 4.76 lb,
Temperature 374 °F
[cm3/10min]; ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength, Yield 46.0 MPa
6670 psi
50mm/min; ISO 527-2/1A
Elongation at Break 15.0 %
15.0 %
Elongation at Yield 6.50 %
6.50 %
50mm/min; ISO 527-2/1A
Tensile Modulus 3.40 GPa
493 ksi
50mm/min; ISO 527-2/1A
Flexural Modulus 3.20 GPa
464 ksi
ISO 178
Charpy Impact Unnotched 5.00 J/cm²
23.8 ft-lb/in²
ISO 179/1eU
5.00 J/cm²

@Temperature -30.0 °C
23.8 ft-lb/in²

@Temperature -22.0 °F
ISO 179/1eU
Charpy Impact, Notched 0.350 J/cm²
1.67 ft-lb/in²
ISO 179/1eA
0.350 J/cm²

@Temperature -30.0 °C
1.67 ft-lb/in²

@Temperature -22.0 °F
ISO 179/1eA
Tensile Creep Modulus, 1 hour 3000 MPa
435000 psi
ISO 899-1
Tensile Creep Modulus, 1000 hours 1700 MPa
247000 psi
ISO 899-1
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 100 µm/m-°C
55.6 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) 110 °C
230 °F
ISO 75-1, -2
Flammability, UL94 HB

@Thickness 1.50 mm
HB

@Thickness 0.0591 in
HB

@Thickness 0.810 mm
HB

@Thickness 0.0319 in
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+14 ohm-cm
1.00e+14 ohm-cm
IEC 60093
Surface Resistance 1.00e+14 ohm
1.00e+14 ohm
IEC 60093
Dielectric Constant 4.20

@Frequency 1.00e+6 Hz
4.20

@Frequency 1.00e+6 Hz
IEC 60250
4.50

@Frequency 100 Hz
4.50

@Frequency 100 Hz
IEC 60250
Dielectric Strength 35.0 kV/mm
889 kV/in
IEC 60243-1
Dissipation Factor 0.00700

@Frequency 1.00e+6 Hz
0.00700

@Frequency 1.00e+6 Hz
IEC 60250
0.0200

@Frequency 100 Hz
0.0200

@Frequency 100 Hz
IEC 60250
Comparative Tracking Index 600 V
600 V
IEC 60112
Processing Properties Metric English Comments
Processing Temperature 80.0 - 120 °C
176 - 248 °F
cavity
190 - 210 °C
374 - 410 °F
hot runner
Feed Temperature 60.0 - 80.0 °C
140 - 176 °F
Middle Barrel Temperature 20.0 - 30.0 °C
68.0 - 86.0 °F
Zone 1 170 - 180 °C
338 - 356 °F
Zone 2 180 - 190 °C
356 - 374 °F
Zone 3 190 - 200 °C
374 - 392 °F
Zone 4 190 - 210 °C
374 - 410 °F
Die Temperature 190 - 210 °C
374 - 410 °F
Melt Temperature 190 - 210 °C
374 - 410 °F
Drying Temperature 100 - 120 °C
212 - 248 °F
Dry Time 3.00 - 4.00 hour
3.00 - 4.00 hour
Moisture Content <= 0.150 %
<= 0.150 %
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
Screw Speed 70.0 rpm

@Diameter 55.0 mm
70.0 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 Value Comments
Injection molding Yes
Injection Speed slow
Processing conditions acc. ISO 9988
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