Chang Chun Plastic PBT4815 Fire Retardant & 15% Glass Fiber Enforced Grade PBT

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Chang Chun Plastic PBT4815 Fire Retardant & 15% Glass Fiber Enforced Grade PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Fiber Filled, Flame Retardant
Material Notes:	Information provided by Dowell Trading Company Ltd.
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Physical Properties	Metric	English	Comments

Density	1.43 - 1.52 g/cc	0.0517 - 0.0549 lb/in³	ASTM D792
Water Absorption	0.030 %	0.030 %	24 hour immersion; ASTM D570
Linear Mold Shrinkage	0.0040 - 0.020 cm/cm	0.0040 - 0.020 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	93	93	ASTM D785
Tensile Strength, Ultimate	90.0 - 110 MPa	13100 - 16000 psi	ASTM D638
Elongation at Break	4.0 - 5.5 %	4.0 - 5.5 %	ASTM D638
Flexural Yield Strength	140 - 180 MPa	20300 - 26100 psi	ASTM D790
Flexural Modulus	4.50 - 6.50 GPa	653 - 943 ksi	ASTM D790
Izod Impact, Notched	0.500 - 0.700 J/cm @Thickness 6.35 mm	0.937 - 1.31 ft-lb/in @Thickness 0.250 in	ASTM D256

Electrical Properties	Metric	English	Comments
Electrical Resistivity	>= 1.00e+16 ohm-cm	>= 1.00e+16 ohm-cm	ASTM D257
Surface Resistance	>= 1.00e+14 ohm	>= 1.00e+14 ohm	ASTM D257
Dielectric Constant	3.3 @Frequency 60 Hz	3.3 @Frequency 60 Hz	ASTM D150
Dielectric Strength	22.0 kV/mm @Thickness 2.00 mm	559 kV/in @Thickness 0.0787 in	ASTM D149
Dissipation Factor	0.0010 @Frequency 60 Hz	0.0010 @Frequency 60 Hz	ASTM D150
Arc Resistance	90 sec	90 sec	ASTM D495

Thermal Properties	Metric	English	Comments
CTE, linear	55.0 µm/m-°C @Temperature 20.0 °C	30.6 µin/in-°F @Temperature 68.0 °F	ASTM D696
Melting Point	225 °C	437 °F	DSC
Deflection Temperature at 0.46 MPa (66 psi)	220 °C	428 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	205 °C	401 °F	ASTM D648
Flammability, UL94	V-0 @Thickness 3.17 mm	V-0 @Thickness 0.125 in

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PDOWELC38 / 30769

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