Kumho-Sunny C-Clear™ K8272 PC/ABS, Impact and Heat Resistant

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Kumho-Sunny C-Clear™ K8272 PC/ABS, Impact and Heat Resistant
Categories:	Polymer; Thermoplastic; ABS Polymer; Polycarbonate/ABS Alloy, Unreinforced
Material Notes:	Product Description: C-Clear™ K8272 is a high impact strength and super high heat resistance PC/ABS resin with low VOCs. C-Clear™ K8272 has been widely used in Auto and Household appliance, such as panel, car lamp and so on. Information provided by Shanghai Kumho Sunny Plastics co, Ltd
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Physical Properties	Original Value	Comments

Density	1.14 g/cc	ISO 1183
Maximum Moisture Content	0.020
Linear Mold Shrinkage	0.0050 - 0.0070 cm/cm	ISO 294

Mechanical Properties	Original Value	Comments
Tensile Strength	58.0 MPa	50mm/min; ISO 527
Flexural Strength	76.0 MPa	2mm/min; ISO 178
Flexural Modulus	2300 MPa	2mm/min; ISO 178
Izod Impact, Notched (ISO)	52.0 kJ/m²	5.5J; ISO 180
Charpy Impact Unnotched	NB	4J; ISO 179
Charpy Impact, Notched	35.0 kJ/m² @Temperature -30.0 °C	4J; ISO 179
	55.0 kJ/m² @Temperature 23.0 °C	4J; ISO 179

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	IEC 60093
Surface Resistance	>= 1.00e+15 ohm	IEC 60093

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	110 °C	120°C/h; ISO 75
Vicat Softening Point	126 °C @Load 5.00 kg	50°C/h; ISO 306

Processing Properties	Original Value	Comments
Rear Barrel Temperature	220 - 230 °C
Middle Barrel Temperature	240 - 250 °C
Front Barrel Temperature	260 - 270 °C
Nozzle Temperature	250 - 260 °C
Melt Temperature	250 - 270 °C
Mold Temperature	60.0 - 80.0 °C
Drying Temperature	100 - 110 °C
Dry Time	4.00 - 6.00 hour
Back Pressure	0.300 - 1.00 MPa
Screw Speed	30 - 70 rpm

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PKMSN015 / 280867

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