Evonik Vestodur® 3011 High Viscosity PBT

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Evonik Vestodur® 3011 High Viscosity PBT (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Unreinforced, Molded
Material Notes:	Description: VESTODUR 3011 is a high viscosity polybutylene terephthalate compound for extrusion, with processing aid and an improved resistance to hydrolysis and heat exposure. This compound is especially suitable for the manufacture of stiff, small diameter tubing, e. g. as loose buffering for fiber optics. Information provided by degussa. Evonik Industries is the successor company to Degussa.
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Physical Properties	Original Value	Comments

Density	1.31 g/cc	ISO 1183
Water Absorption at Saturation	0.45 %	ISO 62
Linear Mold Shrinkage	0.02 cm/cm @Thickness 2.00 mm	sheet with film gate at rim, mold temperature 80°C
Linear Mold Shrinkage, Transverse	0.017 cm/cm
Melt Flow	11.79 g/10 min @Load 2.16 kg, Temperature 250 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Shore D	77	ISO 868
Tensile Strength, Yield	55.0 MPa	ISO 527-1/2
Elongation at Break	>= 50 %	ISO 527-1/2
Elongation at Yield	9.0 %	ISO 527-1/2
Tensile Modulus	2.60 GPa	ISO 527-1/-2
Charpy Impact Unnotched	21.0 J/cm² @Temperature -30.0 °C	ISO 179/1eU
	NB @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	0.550 J/cm² @Temperature -30.0 °C	ISO 179/1eA
	0.650 J/cm² @Temperature 23.0 °C	ISO 179/1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+15 ohm-cm	IEC 60093
Surface Resistance	1.00e+13 ohm	IEC 60093
Dielectric Constant	3.3 @Frequency 100 Hz	IEC 60250
	3.5 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	27.0 kV/mm	K20/P50; IEC 60243-1
Dissipation Factor	0.0020 @Frequency 100 Hz	IEC 60250
	0.023 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	575 V	100 drops value; IEC 60112
	600 V	Test Solution A CTI; IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear	110 µm/m-°C @Temperature 23.0 - 55.0 °C	Longitudinal; ISO 11359, DIN 53752
CTE, linear, Transverse to Flow	110 µm/m-°C @Temperature 23.0 - 55.0 °C	ISO 11359, DIN 53752
Deflection Temperature at 0.46 MPa (66 psi)	150 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	55.0 °C	ISO 75-1/-2
Vicat Softening Point	180 °C	Method B, 50 N; ISO 306
	220 °C	Method A, 10 N; ISO 306
Flammability, UL94	HB @Thickness 0.800 mm	IEC 60695
	HB @Thickness 1.60 mm	IEC 60695
Oxygen Index	23 %	ISO 4589, ASTM D2863

Descriptive Properties
Electrolytic Corrosion	A1	IEC 60426

**
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