Celanese Celanex® 6500HR PBT, Mineral / Glass Reinforced

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Celanese Celanex® 6500HR PBT, Mineral / Glass Reinforced
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass + Mineral Filled
Material Notes:	6500HR is a hydrolysis resistant, 30% glass/mineral filled polyester with improved warp resistance and surface smoothness. Information provided by Celanese Corporation.
Key Words:	30% glass/mineral filled polyester, low warp, hydrolysis resistant.
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Physical Properties	Original Value	Comments

Specific Gravity	1.55 g/cc	ASTM D792
Density	1.555 g/cc	ISO 1183
Moisture Absorption at Equilibrium	0.19 %	23°C/50%RH; ISO 62
Linear Mold Shrinkage, Flow	0.0020 - 0.0050 cm/cm	ISO 294-4
Linear Mold Shrinkage, Transverse	0.00 - 0.0050 cm/cm	ISO 294-4

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	91	ISO 2039-2
Tensile Strength at Break	125 MPa	5mm/min; ISO 527-2/1A
	16000 psi @Temperature 22.8 °C	ASTM D638
Elongation at Break	2.2 %	5mm/min; ISO 527-2/1A
	3.0 % @Temperature 22.8 °C	ASTM D638
Tensile Modulus	9700 MPa	1mm/min; ISO 527-2/1A
Flexural Strength	180 MPa	ISO 178
	28000 psi @Temperature 22.8 °C	ASTM D790
Flexural Modulus	9500 MPa	ISO 178
	1.35e+6 psi @Temperature 22.8 °C	ASTM D790
Izod Impact, Notched	1.40 ft-lb/in @Temperature 22.8 °C	ASTM D256
Izod Impact, Notched (ISO)	5.30 kJ/m²	ISO 180/1A
Charpy Impact Unnotched	26.0 kJ/m²	ISO 179/1eU
	23.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	5.90 kJ/m²	ISO 179/1eA
	6.30 kJ/m² @Temperature -30.0 °C	ISO 179/1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+14 ohm-cm	IEC 60093
	1.00e+17 ohm-cm	ASTM D257
Surface Resistance	2.00e+16 ohm	IEC 60093
Dielectric Constant	3.0 @Frequency 100 Hz	IEC 60250
	3.5 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	19.0 kV/mm	IEC 60243-1
	600 V/mil	short term; ASTM D149
Dissipation Factor	0.017 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	275 V	IEC 60112

Thermal Properties	Original Value	Comments
Melting Point	225 °C	ISO 11357-1,-2,-3
Deflection Temperature at 0.46 MPa (66 psi)	223 °C	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	202 °C	ISO 75-1, -2
Glass Transition Temp, Tg	54.0 °C	ISO 11357-1,-2,-3

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