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VESTAKEEP® 4000 P

1 of 11 products in this brand
VESTAKEEP® 4000 P is an unreinforced, high-viscosity polyether ether ketone powder. It can be used for manufacturing compounds or as a scatter powder for composites. The semicrystalline polymer offers superior thermal and chemical resistance. VESTAKEEP® 4000 P has low flammability.

Polymer Name: Polyetheretherketone (PEEK)

Chemical Family: Polyether Ether Ketone (PEEK)

Processing Methods: Coating, Compression Molding, Extrusion, Injection Molding, Scatter Coating, Sintering

Materials Features: Chemical Resistant, Flame Resistant, Good Thermal Stability, High Viscosity, Low Flammability, Semi Crystalline, Unreinforced

Color: Natural

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Composite Materials Functions
Plastics & Elastomers Functions

Features & Benefits

Applications & Uses

Properties

Color
Flame Rating
Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Modulus522000psiISO 527
Tensile Strength13500psiISO 527
Yield Stress13500psiISO 527
Yield Strain5%ISO 527
Stress at Break11300psiISO 527
Nominal Strain at Break (ɛtb)30%ISO 527
Charpy Notched Impact Strength (+23°C)3.33ftlb/in²ISO 179/1eA
Charpy Notched Impact Strength (-30°C)2.85ftlb/in²ISO 179/1eA
Flexural Modulus (23°C)595000psiISO 178
Flexural Stress at Conv. Deflection (23°C)18900psiISO 178
Flexural Stress at Break, 23°C18100psiISO 178
Flexural Strain at Break (23°C)9%ISO 178
Physical Properties
ValueUnitsTest Method / Conditions
Density1.3g/cm³ISO 1183
Thermal Properties
ValueUnitsTest Method / Conditions
Melting Temperature639°FISO 11357-1/-3
Glass Transition Temperature306°FISO 11357-1/-2
Temperature of Deflection Under Load A (1.80 Mpa)302°FISO 75-1/-2
Temperature of Deflection Under Load B (0.45 Mpa)401°FISO 75-1/-2
Vicat Softening Temperature A (10 N, 50 K/h)635°FISO 306
Vicat Softening Temperature B (50 N, 50 K/h)581°FISO 306
Optical Properties
ValueUnitsTest Method / Conditions
Color L62CIE
Color a2.53CIE
Color b7.2CIE
Test Specimen Production
ValueUnitsTest Method / Conditions
Injection Molding - Melt Temperature716°FISO 294
Injection Molding - Mold Temperature356°FISO 294
Injection Molding - Injection Velocity7.87in/sISO 294
Powder Characteristics
ValueUnitsTest Method / Conditions
Bulk Density (Powder)220g/lEN ISO 60
Particle Size D(50)550μmISO 13320, DIN ISO 8130-13
Rheological Properties
ValueUnitsTest Method / Conditions
Melt Volume Flow Rate, (at 716 F, 11 lb)11cm³/10minISO 1133
Burn Testing Properties
ValueUnitsTest Method / Conditions
Burning Behavior (at Thickness 0.1260 in.)V-0classIEC 60695-11-10

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Packaging Type
Packaging Information

VESTAKEEP® 4000 P is supplied as powder in boxes with moisture-proof polyethylene liners.

Storage & Handling

Shelf Life
2 years
Storage Conditions

Inside the original and undamaged packaging, the product has a shelf life of at least 2 years when stored in dry rooms at temperatures not exceeding 30°C.