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Elmet Technologies

Sirmax Dafnestill® AXR Polystyrene, Flame Retardant
Categories: Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Flame Retardant

Material Notes: Flame retardant V0 Polystyrene. Good impact and good flowability.

Application: Injection Molding

Information provided by Sirmax®

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Physical PropertiesMetricEnglishComments
Density 1.14 - 1.18 g/cc0.0412 - 0.0426 lb/in³ISO 1183
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cm0.0050 - 0.0070 in/in
Melt Flow 10 g/10 min
@Load 5.00 kg,
Temperature 200 °C
10 g/10 min
@Load 11.0 lb,
Temperature 392 °F
ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell L 5555ISO 2039-2
Flexural Strength 35.0 MPa5080 psi2 mm/min; ISO 178
Flexural Modulus 2.00 GPa290 ksi2 mm/min; ISO 178
Izod Impact, Notched (ISO) 6.00 kJ/m²2.86 ft-lb/in²ISO 180/1A
Charpy Impact Unnotched 2.00 J/cm²9.52 ft-lb/in²ISO 179/1eU
Charpy Impact, Notched 0.600 J/cm²2.86 ft-lb/in²ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Comparative Tracking Index 250 V250 VIEC 60112
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 0.46 MPa (66 psi) 80.0 °C176 °FISO 75/Bf
Deflection Temperature at 1.8 MPa (264 psi) 70.0 °C158 °FISO 75/Af
Vicat Softening Point 85.0 °C185 °FB50; ISO 306
 95.0 °C203 °FA50; ISO 306
Flammability, UL94  V-0
@Thickness 1.60 mm
V-0
@Thickness 0.0630 in
 V-0
@Thickness 3.20 mm
V-0
@Thickness 0.126 in
Glow Wire Flammability Index 960 °C
@Thickness 2.00 mm
1760 °F
@Thickness 0.0787 in
IEC 60695-2-12
 
Processing PropertiesMetricEnglishComments
Melt Temperature 180 - 210 °C356 - 410 °FISO 294
Mold Temperature 30.0 - 50.0 °C86.0 - 122 °FISO 294
Drying Temperature 70.0 °C158 °F
Dry Time 0.500 - 2.00 hour0.500 - 2.00 hour

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.

PSIRMX075 / 281178

Ensinger PEI

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