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VESTODUR® GF50

Category:	PBT , Polybutylene Terephthalate
Manufacturer:	Evonik Industries AG
Trademark:	VESTODUR®
Fillers:	-
Ports:	Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms	FOB, CIF, DAP, DAT, DDP
PDF:	oUGMUu_VESTODUR-GF50.pdf
PRICE:	Order Products email sales@su-jiao.com

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Evonik manufactures a range of polybutylene terephthalate compounds that are supplied under the registered trademark VESTODUR®. Material properties characterizing VESTODUR® compounds are:

high thermostability

high stiffness

low water absorption resulting in high dimensional stability

high hardness

good strength

good sliding friction behavior, low abrasion

good creep behavior

good electrical properties

good chemical resistance

good weathering resistance

good processability

no tendency to form stress cracks

General Information
Filler / Reinforcement	Glass Fiber, 50% Filler by Weight
Features	Good Abrasion Resistance Good Chemical Resistance Good Creep Resistance Good Dimensional Stability Good Electrical Properties Good Processability Good Strength Good Thermal Stability Good Weather Resistance High Hardness High Stiffness Low Moisture Absorption Low to No Water Absorption
Uses	Automotive Applications Fuel Lines Thin-walled Parts Wire & Cable Applications
Forms	Pellets
Processing Method	Extrusion Injection Molding

Physical	Nominal Value	Unit	Test Method
Density (23°C)	1.71	g/cm³	ISO 1183
Melt Volume-Flow Rate (MVR) (250°C/2.16 kg)	8.00	cm³/10min	ISO 1133
Molding Shrinkage			ISO 294-4
Across Flow	1.4	%
Flow	0.15	%
Water Absorption (Saturation, 23°C)	0.40	%	ISO 62

Hardness	Nominal Value	Unit	Test Method
Shore Hardness (Shore D)	85		ISO 868
Ball Indentation Hardness ¹	230	MPa	ISO 2039-1

Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus	15000	MPa	ISO 527-2
Tensile Stress	180	MPa	ISO 527-2/50
Tensile Strain (Break)	1.8	%	ISO 527-2/50

Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength			ISO 179/1eA
-30°C, Complete Break	12	kJ/m²
23°C, Complete Break	13	kJ/m²
Charpy Unnotched Impact Strength			ISO 179/1eU
-30°C, Complete Break	65	kJ/m²
23°C, Complete Break	60	kJ/m²

Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
0.45 MPa, Unannealed	223	°C	ISO 75-2/B
1.8 MPa, Unannealed	215	°C	ISO 75-2/A
Vicat Softening Temperature
--	220	°C	ISO 306/A
--	215	°C	ISO 306/B
Melting Temperature	221 to 226	°C	ISO 11357-3
CLTE			ISO 11359-2
Flow : 23 to 55°C	4.0E-5	cm/cm/°C
Transverse : 23 to 55°C	4.0E-5	cm/cm/°C

Electrical	Nominal Value	Unit	Test Method
Surface Resistivity	1.0E+13	ohms	IEC 60093
Volume Resistivity (23°C)	1.0E+15	ohms·cm	IEC 60093
Electric Strength ²(1.00 mm, in Oil)	27	kV/mm	IEC 60243-1
Relative Permittivity			IEC 60250
23°C, 100 Hz	4.50
23°C, 1 MHz	4.90
Dissipation Factor			IEC 60250
23°C, 100 Hz	4.0E-3
23°C, 1 MHz	0.015
Comparative Tracking Index			IEC 60112
-- ³	500	V
Solution A	525	V

Flammability	Nominal Value	Unit	Test Method
Flammability Classification			IEC 60695-11-10, -20
0.800 mm	HB
1.60 mm	HB
Glow Wire Flammability Index (2.00 mm)	750	°C	IEC 60695-2-12
Glow Wire Ignition Temperature (2.00 mm)	800	°C	IEC 60695-2-13
Oxygen Index	20	%	ISO 4589-2

Additional Information	Nominal Value		Test Method
Electrolytical Corrosion	A1 step		IEC 60426

Note Message
1 .	H 30
2 .	K 20/P 50
3 .	100 Drops value

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