Kumho-Sunny HEB4050M PBT/PET

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Kumho-Sunny HEB4050M PBT/PET
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); PET + PBT Unreinforced
Material Notes:	HEB4050M is a mineral filled PBT/PET alloy resin, offering good mechanical properties, outstanding appearance, very low haze and excellent processing properties. HEB4050M is recommended for headlight lamp, such as bezel, etc. Information provided by Shanghai Kumho Sunny Plastics co, Ltd
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Physical Properties	Original Value	Comments

Density	1.45 g/cc	ISO 1183
Maximum Moisture Content	0.020
Linear Mold Shrinkage	0.012 - 0.015 cm/cm	ISO 294
Melt Flow	20 g/10 min @Load 2.16 kg, Temperature 265 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength	45.0 MPa	5mm/min; ISO 527
Flexural Strength	70.0 MPa	2mm/min; ISO 178
Flexural Modulus	3600 MPa	2mm/min; ISO 178
Izod Impact, Notched (ISO)	5.00 kJ/m²	ISO 180
Charpy Impact, Notched	3.50 kJ/m² @Temperature -30.0 °C	ISO 179
	5.50 kJ/m² @Temperature 23.0 °C	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 0.46 MPa (66 psi)	200 °C	120°C/h; ISO 75

Processing Properties	Original Value	Comments
Rear Barrel Temperature	230 - 240 °C
Middle Barrel Temperature	240 - 250 °C
Front Barrel Temperature	250 - 255 °C
Nozzle Temperature	255 - 265 °C
Melt Temperature	245 - 265 °C
Mold Temperature	70.0 - 80.0 °C
Drying Temperature	100 - 120 °C
Dry Time	4.00 - 6.00 hour
Back Pressure	0.200 - 0.800 MPa
Screw Speed	20 - 100 rpm

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PKMSN187 / 281039

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