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Elmet Technologies

Romira LURANYL® KR 2450-3 PPE/PS-I
Categories: Polymer; Thermoplastic; Polystyrene (PS); Polystyrene + Polyphenylene Ether, Unreinforced

Material Notes: PPE/PS-I, injection moulding grade, impact modified, non-halogen flame retardant

Information provided by Romira

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Physical PropertiesMetricEnglishComments
Density 1.09 g/cc0.0394 lb/in³50 % RH; DIN EN ISO 1183
Water Absorption <= 0.15 %
@Time 86400 sec
<= 0.15 %
@Time 24.0 hour
50 % RH; DIN EN ISO 62
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cm0.0050 - 0.0070 in/inDIN EN ISO 294-4
Melt Flow 100 g/10 min
@Load 21.6 kg,
Temperature 250 °C
100 g/10 min
@Load 47.6 lb,
Temperature 482 °F
DIN EN ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength 60.0 MPa8700 psi50 mm/min; DIN EN ISO 527
Elongation at Break 6.0 %6.0 %50 mm/min; DIN EN ISO 527
Tensile Modulus 2.50 GPa363 ksi1 mm/min; DIN EN ISO 527
Flexural Strength 105 MPa15200 psi2 mm/min; DIN EN ISO 178
Charpy Impact Unnotched  NB
@Temperature 23.0 °C
NB
@Temperature 73.4 °F
80 x 10 x 4 mm; DIN EN ISO 179/1eU
 NB
@Temperature -30.0 °C
NB
@Temperature -22.0 °F
80 x 10 x 4 mm; DIN EN ISO 179/1eU
Charpy Impact, Notched  0.600 J/cm²
@Temperature -30.0 °C
2.86 ft-lb/in²
@Temperature -22.0 °F
80 x 10 x 4 mm; DIN EN ISO 179/1eA
 1.30 J/cm²
@Temperature 23.0 °C
6.19 ft-lb/in²
@Temperature 73.4 °F
80 x 10 x 4 mm; DIN EN ISO 179/1eA
 
Thermal PropertiesMetricEnglishComments
CTE, linear 60.0 - 70.0 µm/m-°C
@Temperature 23.0 - 80.0 °C
33.3 - 38.9 µin/in-°F
@Temperature 73.4 - 176 °F
ISO 11359-2
Thermal Conductivity 0.180 W/m-K1.25 BTU-in/hr-ft²-°FDIN 52612
Deflection Temperature at 1.8 MPa (264 psi) 98.0 °C208 °FDIN EN ISO 75-1
Vicat Softening Point 116 °C
@Load 5.10 kg
241 °F
@Load 11.2 lb
50 °C/h; DIN EN ISO 306
Flammability, UL94 V-0
@Thickness 0.750 mm
V-0
@Thickness 0.0295 in
File No.: 148878
Glow Wire Ignition Temperature 875 °C
@Thickness 2.00 mm
1610 °F
@Thickness 0.0787 in
DIN EN 60695-2-13
Glow Wire Flammability Index 960 °C
@Thickness 2.00 mm
1760 °F
@Thickness 0.0787 in
DIN EN 60695-2-12

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.

PROMR073 / 280779

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