Evonik VESTODUR® GF10 Polybutylene Terephthalate

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Evonik VESTODUR® GF10 Polybutylene Terephthalate (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 10% Glass Fiber Filled
Material Notes:	Glass fiber-reinforced polybutylene terephthalate compound. VESTODUR® GF10 natural color is a glass fiber-reinforced (10%), semicrystalline, thermoplastic resin based on polybutylene terephthalate (PBT). VESTODUR® GF10 natural color is suitable for the injection molding of parts with high mechanical and thermal resistance. The compound is supplied as cylindrical pellets in polyethylene packaging. Pigmentation may affect values. Property data for dry samples. Information provided by Evonik.
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Physical Properties	Metric	English	Comments

Density	1.38 g/cc	0.0499 lb/in³	ISO 1183
Water Absorption	0.50 %	0.50 %	Sim. to ISO 62
Moisture Absorption	0.100 %	0.100 %	Sim. to ISO 62
Linear Mold Shrinkage	0.016 cm/cm	0.016 in/in	Nominal; ISO 294-4, 2577
Linear Mold Shrinkage, Flow	0.0040 cm/cm	0.0040 in/in	ISO 294-4, 2577
Melt Flow	23 g/10 min @Load 2.16 kg, Temperature 250 °C	23 g/10 min @Load 4.76 lb, Temperature 482 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	81 @Time 3.00 sec	81 @Time 0.000833 hour	ISO 7619-1
Ball Indentation Hardness	170 MPa	24700 psi	ISO 2039-1
Tensile Strength at Break	100 MPa	14500 psi	ISO 527
Elongation at Break	4.2 %	4.2 %	Nominal; ISO 527
Tensile Modulus	4.90 GPa	711 ksi	ISO 527
Charpy Impact Unnotched	3.00 J/cm² @Temperature 23.0 °C	14.3 ft-lb/in² @Temperature 73.4 °F	Complete Break; ISO 179/1eU
Charpy Impact, Notched	0.500 J/cm² @Temperature -30.0 °C	2.38 ft-lb/in² @Temperature -22.0 °F	Complete Break; ISO 179/1eA
	0.550 J/cm² @Temperature 23.0 °C	2.62 ft-lb/in² @Temperature 73.4 °F	Complete Break; ISO 179/1eA
Tensile Impact Strength	40.0 kJ/m² @Temperature 23.0 °C	19.0 ft-lb/in² @Temperature 73.4 °F	Notched.; ISO 8256/1
Tensile Creep Modulus, 1 hour	4600 MPa @Strain 0.5 %	667000 psi @Strain 0.5 %	ISO 899-1
Tensile Creep Modulus, 1000 hours	3100 MPa @Strain 0.5 %	450000 psi @Strain 0.5 %	ISO 899-1

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+13 ohm-cm	1.00e+13 ohm-cm	IEC 62631-3-1
Surface Resistance	1.00e+13 ohm	1.00e+13 ohm	RSD; IEC 62631-3-1
	1.00e+14 ohm	1.00e+14 ohm	sE; IEC 62631-3-1
Dielectric Constant	3.6 @Frequency 100 Hz	3.6 @Frequency 100 Hz	IEC 62631-2-1
	3.9 @Frequency 1e+6 Hz	3.9 @Frequency 1e+6 Hz	IEC 62631-2-1
Dielectric Strength	27.0 kV/mm	686 kV/in	AC, S20/P50; Sim. to IEC 60243-1
Dissipation Factor	0.0020 @Frequency 100 Hz	0.0020 @Frequency 100 Hz	IEC 62631-2-1
	0.019 @Frequency 1e+6 Hz	0.019 @Frequency 1e+6 Hz	IEC 62631-2-1
Comparative Tracking Index	300 V	300 V	test solution A, 100 drops value; IEC 60112
	325 V	325 V	test solution A, 50 drops value; IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	70.0 µm/m-°C @Temperature 23.0 - 55.0 °C	38.9 µin/in-°F @Temperature 73.4 - 131 °F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	110 µm/m-°C @Temperature 23.0 - 55.0 °C	61.1 µin/in-°F @Temperature 73.4 - 131 °F	ISO 11359-1/-2
Melting Point	223 °C	433 °F	ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	215 °C	419 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	190 °C	374 °F	ISO 75-1/-2
Vicat Softening Point	205 °C	401 °F	Method B: 10 N, 50 K/h; ISO 306
	220 °C	428 °F	Method A: 10 N, 50 K/h; ISO 306
Glass Transition Temp, Tg	45.0 °C	113 °F	ISO 11357-1/-2
Flammability Test	1.0 @Thickness 0.800 mm	1.0 @Thickness 0.0315 in	IEC 60695-11-10
	1.0 @Thickness 1.60 mm	1.0 @Thickness 0.0630 in	IEC 60695-11-10
Glow Wire Ignition Temperature	750 °C @Thickness 2.00 mm	1380 °F @Thickness 0.0787 in
Glow Wire Flammability Index	750 °C @Thickness 2.00 mm	1380 °F @Thickness 0.0787 in

Processing Properties	Metric	English	Comments
Mold Temperature	80.0 °C	176 °F	Test condition for mold shrinkage

**
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PEVONIK880 / 243087

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