Celanese Vandar® 4632Z PBT, 15% Glass Reinforced

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Celanese Vandar® 4632Z PBT, 15% Glass Reinforced
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 20% Glass Fiber Filled
Material Notes:	Vandar 4632Z is a high impact, 15% glass reinforced polyester alloy. It combines high strength and toughness with a moderate degree of rigidity. It is characterized by excellent solvent resistance, dimensional stability, and moldability. Information provided by Celanese
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Physical Properties	Original Value	Comments

Specific Gravity	1.34 g/cc	ASTM D792
Density	1.34 g/cc	ISO 1183
Water Absorption	0.11 % @Temperature 22.8 °C	24hr immersion; ASTM D570
Moisture Absorption	0.200 %	23°C/50%RH; ISO 62
Linear Mold Shrinkage, Flow	0.0040 - 0.0060 cm/cm	ISO 294-4
	0.0040 - 0.0060 cm/cm	ASTM D955
Linear Mold Shrinkage, Transverse	0.012 - 0.014 cm/cm	ISO 294-4
Melt Flow	7.0 g/10 min @Load 5.00 kg, Temperature 250 °C	[cm3/10min]; ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	109	ISO 2039-2
Tensile Strength at Break	60.0 MPa	5mm/min; ISO 527-2/1A
Tensile Strength, Yield	9000 psi	ASTM D638
Elongation at Break	4.0 %	5mm/min; ISO 527-2/1A
	5.0 %	ASTM D638
Tensile Modulus	4000 MPa	50mm/min; ISO 527-2/1A
Flexural Strength	100 MPa	ISO 178
	14000 psi	ASTM D790
Flexural Modulus	3800 MPa	ISO 178
	500000 psi	ASTM D790
Izod Impact, Notched	2.80 ft-lb/in	ASTM D256
	1.10 ft-lb/in @Temperature -28.9 °C	ASTM D256
Izod Impact, Notched (ISO)	7.00 kJ/m² @Temperature -30.0 °C	ISO 180/1A
Charpy Impact Unnotched	65.0 kJ/m²	ISO 179/1eU
	62.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	18.0 kJ/m²	ISO 179/1eA
	8.00 kJ/m² @Temperature -30.0 °C	ISO 179/1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+14 ohm-cm	IEC 60093
Surface Resistance	>= 1.00e+14 ohm	IEC 60093
Dielectric Constant	4.1 @Frequency 1e+6 Hz	IEC 60250
	4.6 @Frequency 100 Hz	IEC 60250
Dielectric Strength	30.0 kV/mm	IEC 60243-1
Dissipation Factor	0.0070 @Frequency 100 Hz	IEC 60250
	0.029 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	425 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	25.0 µm/m-°C	ISO 11359-2
CTE, linear, Transverse to Flow	141 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
	405 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	154 °C	ISO 75-1, -2
	309 °F	ASTM D648
Vicat Softening Point	180 °C	ISO 306
Glass Transition Temp, Tg	60.0 °C	ISO 11357-1,-2,-3
Flammability, UL94	HB @Thickness 1.50 mm

Processing Properties	Original Value	Comments
Processing Temperature	65.0 - 96.0 °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	240 - 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	86.0 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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