Chi Mei Kibiton® PB-5903 SBC

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Chi Mei Kibiton® PB-5903 SBC
Categories:	Polymer; Thermoplastic; Styrene-Butadiene; Styrene-Butadiene Copolymer, SBC
Material Notes:	High transparency, high toughness, PS Impact modifier
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Physical Properties	Metric	English	Comments

Density	1.01 g/cc	0.0365 lb/in³	ISO 1183
Melt Flow	10 g/10 min @Load 5.00 kg, Temperature 200 °C	10 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	67	67
Tensile Strength at Break	19.0 MPa	2760 psi	50 mm/min, 4 mm; ISO 527
Tensile Strength, Yield	27.0 MPa	3920 psi	50 mm/min, 4 mm; ISO 527
Elongation at Break	199 %	199 %	50 mm/min, 4mm; ISO 527
Elongation at Yield	2.0 %	2.0 %	50 mm/min, 4 mm; ISO 527
Flexural Strength	36.0 MPa	5220 psi	2 mm/min, 4 mm; ISO 178
Flexural Modulus	1.40 GPa	203 ksi	2 mm/min, 4 mm; ISO 178
Izod Impact, Notched	0.294 J/cm @Thickness 6.35 mm, Temperature 23.0 °C	0.550 ft-lb/in @Thickness 0.250 in, Temperature 73.4 °F	ASTM D256
Izod Impact, Notched (ISO)	2.30 kJ/m²	1.09 ft-lb/in²	ISO 180/1A
Charpy Impact Unnotched	7.20 J/cm²	34.3 ft-lb/in²	ISO 179
Charpy Impact, Notched	0.280 J/cm²	1.33 ft-lb/in²	ISO 179

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	71.0 °C	160 °F	unannealed; ISO 75
	83.0 °C	181 °F	annealed; ISO 75
Vicat Softening Point	68.0 °C @Load 5.00 kg	154 °F @Load 11.0 lb	120°C/hr; ISO 306
	70.0 °C @Load 5.00 kg	158 °F @Load 11.0 lb	50°C/hr; ISO 306
	86.0 °C @Load 1.00 kg	187 °F @Load 2.20 lb	120°C/hr; ISO 306
	93.0 °C @Load 1.00 kg	199 °F @Load 2.20 lb	50°C/hr; ISO 306

Optical Properties	Metric	English	Comments
Haze	1.5 % @Thickness 3.17 mm	1.5 % @Thickness 0.125 in	ASTM D1003
Transmission, Visible	90.5 % @Thickness 3.17 mm	90.5 % @Thickness 0.125 in	ASTM D1003

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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PCHI979 / 109467

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