Evonik Vestodur® X7348 nf PBT

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Evonik Vestodur® X7348 nf PBT (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Fiber Filled, Flame Retardant
Material Notes:	Flame retardant, glass fiber reinforced (30%), impact resistant PBT-Plastic resin with increased comparative tracking index for processing by injection molding. Main applications: electronics and electrical applications. ISO data as provided by the manufacturer.
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Physical Properties	Original Value	Comments

Density	1.58 g/cc
Water Absorption	0.00 %
Melt Flow	8.0 g/10 min

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	110 MPa
Elongation at Break	4.0 %
Modulus of Elasticity	9.00 GPa
Charpy Impact Unnotched	8.00 J/cm²
	7.50 J/cm² @Temperature -30.0 °C
Charpy Impact, Notched	2.00 J/cm²
	1.40 J/cm² @Temperature -30.0 °C

Electrical Properties	Original Value	Comments
Electrical Resistivity	1.00e+15 ohm-cm
Surface Resistance	1.00e+13 ohm
Dielectric Constant	3.0 @Frequency 1e+6 Hz
	4.0 @Frequency 100 Hz
Dielectric Strength	30.0 kV/mm
Dissipation Factor	0.0075 @Frequency 100 Hz
	0.022 @Frequency 1e+6 Hz
Comparative Tracking Index	450 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)	223 °C
Deflection Temperature at 1.8 MPa (264 psi)	210 °C
Vicat Softening Point	210 °C	50°C/hr/50 N
Flammability, UL94	V-0 @Thickness 1.60 mm

**
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PHUM39 / 47472

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