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	Metric	English	Comments

Density	1.45 g/cc	0.0524 lb/in³	ISO 1183
Maximum Moisture Content	0.020	0.020
Linear Mold Shrinkage	0.012 - 0.015 cm/cm	0.012 - 0.015 in/in	ISO 294
Melt Flow	20 g/10 min @Load 2.16 kg, Temperature 265 °C	20 g/10 min @Load 4.76 lb, Temperature 509 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength	45.0 MPa	6530 psi	5mm/min; ISO 527
Flexural Strength	70.0 MPa	10200 psi	2mm/min; ISO 178
Flexural Modulus	3.60 GPa	522 ksi	2mm/min; ISO 178
Izod Impact, Notched (ISO)	5.00 kJ/m²	2.38 ft-lb/in²	ISO 180
Charpy Impact, Notched	0.350 J/cm² @Temperature -30.0 °C	1.67 ft-lb/in² @Temperature -22.0 °F	ISO 179
	0.550 J/cm² @Temperature 23.0 °C	2.62 ft-lb/in² @Temperature 73.4 °F	ISO 179

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

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	200 °C	392 °F	120°C/h; ISO 75

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	230 - 240 °C	446 - 464 °F
Middle Barrel Temperature	240 - 250 °C	464 - 482 °F
Front Barrel Temperature	250 - 255 °C	482 - 491 °F
Nozzle Temperature	255 - 265 °C	491 - 509 °F
Melt Temperature	245 - 265 °C	473 - 509 °F
Mold Temperature	70.0 - 80.0 °C	158 - 176 °F
Drying Temperature	100 - 120 °C	212 - 248 °F
Dry Time	4.00 - 6.00 hour	4.00 - 6.00 hour
Back Pressure	0.200 - 0.800 MPa	29.0 - 116 psi
Screw Speed	20 - 100 rpm	20 - 100 rpm

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PKMSN187 / 281039

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