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	Original Value	Comments

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

Mechanical Properties	Original Value	Comments
Hardness, Shore D	72	ISO 868
Tensile Strength, Yield	35.0 MPa	ISO 527
Elongation at Break	20 %	Nominal; ISO 527
	20 %	ISO 527
Elongation at Yield	2.4 %	ISO 527
Tensile Modulus	1800 MPa	ISO 527
Flexural Strength	48.0 MPa	ISO 178
Flexural Yield Strength	48.0 MPa @Strain 5.0 %
Flexural Modulus	1900 MPa	ISO 178
Izod Impact, Notched	21.0 J/m	ASTM D256
Izod Impact, Notched (ISO)	2.00 kJ/m² @Temperature -30.0 °C	ISO 180/A
	3.00 kJ/m² @Temperature 23.0 °C	ISO 180/A
Charpy Impact Unnotched	25.0 kJ/m² @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	2.00 kJ/m² @Temperature 23.0 °C	ISO 179/1eA
Tensile Creep Modulus, 1 hour	1550 MPa	ISO 899
Tensile Creep Modulus, 1000 hours	1050 MPa	ISO 899

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

Thermal Properties	Original Value	Comments
CTE, linear	60.0 - 90.0 µm/m-°C	ISO 11359
Deflection Temperature at 0.46 MPa (66 psi)	77.0 °C	annealed 4 hours at 80°C; ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	67.0 °C	annealed 4 hours at 80°C; ISO 75
Vicat Softening Point	63.0 °C @Load 5.10 kg	VST/B/50. 50C/h; ISO 306
	85.0 °C @Load 1.02 kg	VST/A/50. 50C/h; ISO 306

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

Processing Properties	Original Value	Comments
Melt Temperature	180 - 250 °C	ISO 294
Mold Temperature	30.0 - 50.0 °C	ISO 294

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

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