Evonik VESTAKEEP® 4000G black Polyetheretherketone (PEEK)

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Evonik VESTAKEEP® 4000G black Polyetheretherketone (PEEK)
Categories:	Polymer; Thermoplastic; Polyketone; Polyetheretherketone (PEEK)
Material Notes:	VESTAKEEP® 4000 G Black is a high viscosity, unreinforced PEEK for injection molding and extrusion. The semi-crystalline polymer features superior, thermal and chemical resistance. Parts made from VESTAKEEP® 4000 G are self-extinguishing. VESTAKEEP® 4000 G can be processed by common machines for thermoplastics. Property data for dry samples. Information provided by Evonik.
Vendors:	Ensinger TECAPEEK™ shapes are manufactured exclusively with Victrex™ PEEK polymer. The Ensinger process and Victrex resins ensure reliability, consistency, dimensional stability, and high temperature mechanical performance. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Original Value	Comments

Density	1.30 g/cc	ISO 1183
Linear Mold Shrinkage, Flow	0.0090 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.011 cm/cm	ISO 294-4, 2577
Melt Flow	10 g/10 min @Load 5.00 kg, Temperature 380 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength	95.0 MPa	ISO 527
Tensile Strength, Yield	95.0 MPa	ISO 527
Elongation at Break	30 %	Nominal; ISO 527
Elongation at Yield	5.0 %	ISO 527
Tensile Modulus	3500 MPa	ISO 527
Charpy Impact, Notched	6.00 kJ/m² @Temperature -30.0 °C	Complete Break; ISO 179/1eA
	7.00 kJ/m² @Temperature 23.0 °C	Complete Break; ISO 179/1eA

Electrical Properties	Original Value	Comments
Dielectric Constant	2.8 @Frequency 1e+6 Hz	IEC 62631-2-1
Dielectric Strength	16.0 kV/mm	AC, S20/P50; Sim. to IEC 60243-1
Comparative Tracking Index	175 V	test solution A, 100 drops value; IEC 60112
	200 V	test solution A, 50 drops value; IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	60.0 µm/m-°C @Temperature 23.0 - 55.0 °C	ISO 11359-1/-2
Melting Point	340 °C	ISO 11357-1/-3
Vicat Softening Point	305 °C	Method B: 10 N, 50 K/h; ISO 306
	335 °C	Method A: 10 N, 50 K/h; ISO 306
Flammability Test	5.0 @Thickness 3.20 mm	IEC 60695-11-10

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PEVONIK811 / 243020

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