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Celanese Celanex® XFR 6842 GF20 PBT, 30% Glass Reinforced

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled
Manufacturer Celanese Corporation
Trade Name Celanex®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Celanese Celanex® XFR 6842 GF20 PBT, 30% Glass Reinforced.pdf
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Material Notes:
Celanex XFR 6842 GF20 is a halogen and antimony free flame retardant (V-0 @ 0.4 mm) 20% glass reinforced PBT grade with good processability and no corrosive emissions during processing. It is suitable for parts requiring enhanced tracking resistance, touInformation provided by Celanese Corporation.
Physical Properties Metric English Comments
Density 1.45 g/cc
0.0524 lb/in³
ISO 1183
Linear Mold Shrinkage, Flow 0.0030 - 0.0050 cm/cm
0.0030 - 0.0050 in/in
ISO 294-4
Linear Mold Shrinkage, Transverse 0.0090 - 0.012 cm/cm
0.0090 - 0.012 in/in
ISO 294-4
Mechanical Properties Metric English Comments
Hardness, Rockwell M 82
82
ISO 2039-2
Tensile Strength at Break 88.0 MPa
12800 psi
5mm/min; ISO 527-2/1A
Elongation at Break 2.7 %
2.7 %
5mm/min; ISO 527-2/1A
Tensile Modulus 6.90 GPa
1000 ksi
1mm/min; ISO 527-2/1A
Izod Impact, Notched (ISO) 6.90 kJ/m²
3.28 ft-lb/in²
ISO 180/1A
Charpy Impact Unnotched 3.50 J/cm²
16.7 ft-lb/in²
ISO 179/1eU
Charpy Impact, Notched 0.620 J/cm²
2.95 ft-lb/in²
ISO 179/1eA
Thermal Properties Metric English Comments
Melting Point 225 °C
437 °F
ISO 11357-1,-2,-3
Deflection Temperature at 1.8 MPa (264 psi) 196 °C
385 °F
ISO 75-1, -2
Vicat Softening Point 206 °C
403 °F
B50 (50°C/h 50N); ISO 306
Flammability, UL94 V-0

@Thickness 0.400 mm
V-0

@Thickness 0.0157 in
Electrical Properties Metric English Comments
Volume Resistivity 2.00e+14 ohm-cm
2.00e+14 ohm-cm
IEC 60093
Surface Resistance 6.00e+16 ohm
6.00e+16 ohm
IEC 60093
Dielectric Constant 3.4

@Frequency 1.00e+6 Hz
3.4

@Frequency 1.00e+6 Hz
IEC 60250
Dissipation Factor 0.014

@Frequency 1.00e+6 Hz
0.014

@Frequency 1.00e+6 Hz
IEC 60250
Comparative Tracking Index 450 V
450 V
IEC 60112
Descriptive Properties Value Comments
Melt volume rate (MVR), cm³/10min 5.6
MVR test load, kg 2.16
MVR test temperature, °C 250
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