Evonik Vestodur® GF20-FR2 nf PBT

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Evonik Vestodur® GF20-FR2 nf PBT (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Fiber Filled, Flame Retardant
Material Notes:	ISO data as provided by the manufacturer, Creanova, Inc. Glass fiber reinforced (20%), self-extinguishing PBT resin in accordance with UL 94 with non-migrating flame retardants and high rigidity. This former Creanova product line is a part of Degussa AG as of 2001. This grade is not part of the current Degussa product line.
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Physical Properties	Original Value	Comments

Density	1.60 g/cc
Water Absorption	0.00 %
Moisture Absorption at Equilibrium	<= 0.50 %	Humidity Absorption
Melt Flow	10 g/10 min

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	130 MPa
Elongation at Break	2.0 %
Modulus of Elasticity	7.50 GPa
Charpy Impact Unnotched	4.50 J/cm²
	4.50 J/cm² @Temperature -30.0 °C
Charpy Impact, Notched	0.800 J/cm²
	0.700 J/cm² @Temperature -30.0 °C
Tensile Impact Strength	55.0 kJ/m²
Tensile Creep Modulus, 1 hour	7500 MPa
Tensile Creep Modulus, 1000 hours	7000 MPa

Electrical Properties	Original Value	Comments
Electrical Resistivity	>= 1.00e+15 ohm-cm
Surface Resistance	1.00e+14 ohm
Dielectric Constant	3.0 @Frequency 100 Hz
	4.0 @Frequency 1e+6 Hz
Dielectric Strength	27.0 kV/mm
Dissipation Factor	0.0030 @Frequency 100 Hz
	0.015 @Frequency 1e+6 Hz
Comparative Tracking Index	225 V

Thermal Properties	Original Value	Comments
CTE, linear	<= 50.0 µm/m-°C @Temperature 20.0 °C
Deflection Temperature at 0.46 MPa (66 psi)	220 °C
Deflection Temperature at 1.8 MPa (264 psi)	210 °C
Vicat Softening Point	210 °C	50°C/hr/50 N
UL RTI, Electrical	140 °C
UL RTI, Mechanical with Impact	130 °C
UL RTI, Mechanical without Impact	130 °C
Flammability, UL94	V-0 @Thickness 1.60 mm
	V-0 @Thickness 3.20 mm

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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PHUM15 / 47448

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