INEOS Styrolution Styrolux® 656C SBC

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INEOS Styrolution Styrolux® 656C SBC
Categories:	Polymer; Thermoplastic; Styrene-Butadiene; Styrene-Butadiene Copolymer, SBC
Material Notes:	Styrolux® 656C is a clear styrene-butadiene copolymer (SBC) with enhanced flow properties. It is used almost exclusively for injection molding of rigid, tough parts requiring highest levels of clarity and surface gloss. Styrolux® 656C is sterilizable by gamma-rays and offers good hinge properties. Tough and stiff grade, Enhanced flowability, High clarity. Applications: Molded containers and bottles, Toys, Displays, Appliance housings, Medical devices, Garment hangers Information provided by STYROLUTION, which is a joint venture between BASF and INEOS
Key Words:	656 C
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Physical Properties	Metric	English	Comments

Density	1.02 g/cc	0.0368 lb/in³	ISO 1183
Water Absorption at Saturation	0.070 % @Temperature 23.0 °C	0.070 % @Temperature 73.4 °F	ISO 62
Linear Mold Shrinkage	0.0030 - 0.010 cm/cm	0.0030 - 0.010 in/in	ISO 294-4
Melt Flow	16 g/10 min @Load 5.00 kg, Temperature 200 °C	16 g/10 min @Load 11.0 lb, Temperature 392 °F	Volumetric; cm3/10 min; ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	72	72	ISO 868
Tensile Strength, Yield	35.0 MPa	5080 psi	ISO 527
Elongation at Break	20 %	20 %	Nominal; ISO 527
	20 %	20 %	ISO 527
Elongation at Yield	2.4 %	2.4 %	ISO 527
Tensile Modulus	1.80 GPa	261 ksi	ISO 527
Flexural Strength	48.0 MPa	6960 psi	ISO 178
Flexural Yield Strength	48.0 MPa @Strain 5.0 %	6960 psi @Strain 5.0 %
Flexural Modulus	1.90 GPa	276 ksi	ISO 178
Izod Impact, Notched	0.210 J/cm	0.393 ft-lb/in	ASTM D256
Izod Impact, Notched (ISO)	2.00 kJ/m² @Temperature -30.0 °C	0.952 ft-lb/in² @Temperature -22.0 °F	ISO 180/A
	3.00 kJ/m² @Temperature 23.0 °C	1.43 ft-lb/in² @Temperature 73.4 °F	ISO 180/A
Charpy Impact Unnotched	2.50 J/cm² @Temperature 23.0 °C	11.9 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	0.200 J/cm² @Temperature 23.0 °C	0.952 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA
Tensile Creep Modulus, 1 hour	1550 MPa	225000 psi	ISO 899
Tensile Creep Modulus, 1000 hours	1050 MPa	152000 psi	ISO 899

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	>= 1.00e+15 ohm-cm	IEC 60093
Surface Resistance	1.00e+15 ohm	1.00e+15 ohm	IEC 60093
Dielectric Constant	2.5	2.5	IEC 60250
Dissipation Factor	0.00030 @Frequency 100 Hz	0.00030 @Frequency 100 Hz	IEC 60250
	0.00080 @Frequency 1e+6 Hz	0.00080 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	600 V	IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear	60.0 - 90.0 µm/m-°C	33.3 - 50.0 µin/in-°F	ISO 11359
Deflection Temperature at 0.46 MPa (66 psi)	77.0 °C	171 °F	annealed 4 hours at 80°C; ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	67.0 °C	153 °F	annealed 4 hours at 80°C; ISO 75
Vicat Softening Point	63.0 °C @Load 5.10 kg	145 °F @Load 11.2 lb	VST/B/50. 50C/h; ISO 306
	85.0 °C @Load 1.02 kg	185 °F @Load 2.25 lb	VST/A/50. 50C/h; ISO 306

Optical Properties	Metric	English	Comments
Refractive Index	1.579	1.579	Sodium D Line; ISO 489
Haze	1.5 %	1.5 %	ASTM 1003
Transmission, Visible	90 % @Wavelength 550 nm	90 % @Wavelength 550 nm	ASTM D1003

Processing Properties	Metric	English	Comments
Melt Temperature	180 - 250 °C	356 - 482 °F	ISO 294
Mold Temperature	30.0 - 50.0 °C	86.0 - 122 °F	ISO 294

Descriptive Properties
Color	Crystal Clear
Commercial Status	Europe
Primary Processing Technique	Injection Molding
Transparency	0.9		d=2mm, DIN 5036-3

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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PBASG0638 / 132271

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