Kumho-Sunny PBT3740G PBT, Heat Resistant

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Kumho-Sunny PBT3740G PBT, Heat Resistant
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Heat Resistant
Material Notes:	PBT3740G is heat resistance property and low smell PBT resin. PBT3740G has high rigidity, high tenacity and excellent UV stability. PBT3740G is mainly used in automobile air condition vent, shutter, microwave oven, etc. Information provided by Shanghai Kumho Sunny Plastics co, Ltd
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Physical Properties	Metric	English	Comments

Density	1.55 g/cc	0.0560 lb/in³	ASTM D792
Linear Mold Shrinkage	0.0020 - 0.0060 cm/cm	0.0020 - 0.0060 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Tensile Strength	120 MPa	17400 psi	ASTM D638
Elongation at Break	2.5 %	2.5 %	ASTM D638
Flexural Strength	185 MPa	26800 psi	ASTM D790
Flexural Modulus	10.0 GPa	1450 ksi	ASTM D790
Izod Impact, Notched	0.750 J/cm @Thickness 3.20 mm	1.41 ft-lb/in @Thickness 0.126 in	ASTM D256

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)	217 °C	423 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	210 °C	410 °F	ASTM D648
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	HB @Thickness 2.00 mm	HB @Thickness 0.0787 in

Processing Properties	Metric	English	Comments
Melt Temperature	220 - 260 °C	428 - 500 °F
Mold Temperature	50.0 - 80.0 °C	122 - 176 °F
Drying Temperature	120 - 140 °C	248 - 284 °F
Dry Time	4.00 - 6.00 hour	4.00 - 6.00 hour

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PKMSN201 / 281053

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