Celanese Celanex® 4306 PBT, 30% Glass Reinforced

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Celanese Celanex® 4306 PBT, 30% Glass Reinforced
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled
Material Notes:	Celanex 4306 is a 30% glass reinforced, toughened, low warpage thermoplastic polyester. Information provided by Celanese
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Physical Properties	Original Value	Comments

Specific Gravity	1.50 g/cc	ASTM D792
Density	1.50 g/cc	ISO 1183
Water Absorption	0.10 % @Temperature 22.8 °C	24hr immersion; ASTM D570
Linear Mold Shrinkage, Flow	0.0040 - 0.0060 cm/cm	ISO 294-4
	0.0040 - 0.0060 cm/cm	ASTM D955
Melt Flow	10 g/10 min	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	73	ISO 2039-2
Tensile Strength at Break	120 MPa	5mm/min; ISO 527-2/1A
	17500 psi	ASTM D638
Elongation at Break	2.9 %	5mm/min; ISO 527-2/1A
	3.0 %	ASTM D638
Tensile Modulus	9200 MPa	50mm/min; ISO 527-2/1A
Flexural Strength	180 MPa	ISO 178
	26000 psi	ASTM D790
Flexural Modulus	8500 MPa	ISO 178
	1.20e+6 psi	ASTM D790
Izod Impact, Notched	2.00 ft-lb/in	ASTM D256
Izod Impact, Notched (ISO)	12.0 kJ/m²	ISO 180/1A
Charpy Impact Unnotched	60.0 kJ/m²	ISO 179/1eU
	45.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	11.9 kJ/m²	ISO 179/1eA
	11.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eA

Electrical Properties	Original Value	Comments
Dielectric Strength	490 V/mil	short term; ASTM D149

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	20.0 µm/m-°C	ISO 11359-2
CTE, linear, Transverse to Flow	87.0 µm/m-°C	ISO 11359-2
Melting Point	225 °C	10°C/min; ISO 11357-1,-2,-3
	437 °F	ASTM D3418
Deflection Temperature at 0.46 MPa (66 psi)	210 °C	ISO 75-1, -2
	433 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	164 °C	ISO 75-1, -2
	408 °F	ASTM D648
Flammability, UL94	HB

Processing Properties	Original Value	Comments
Processing Temperature	65.0 - 93.0 °C	cavity
	250 - 260 °C	hot runner
Feed Temperature	230 - 240 °C
Zone 1	230 - 240 °C
Zone 2	235 - 250 °C
Zone 3	235 - 250 °C
Zone 4	240 - 260 °C
Die Temperature	250 - 260 °C
Melt Temperature	235 - 260 °C
	260 °C	ISO 294
Mold Temperature	82.0 °C	ISO 294
Injection Velocity	300 mm/sec	ISO 294
Drying Temperature	120 - 130 °C
Dry Time	4.00 hour
Moisture Content	<= 0.020 %
Hold Pressure	48.0 MPa	ISO 294

Descriptive Properties
Injection molding	Yes
Injection speed	medium-fast
Processing conditions acc. ISO	7792-2

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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PHCQ071 / 178526

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