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VESTAKEEP® DC4420 R

Technical DataSheet | Supplied by Evonik

VESTAKEEP® DC4420 R by Evonik is a white pigmented, high performance polyether ether ketone (PEEK) grade. Available as rods/ discs. It is a biomaterial exhibiting superior mechanical-, thermal- and chemical resistance. Possesses outstanding wear comfort, excellent biostability and shock absorption capability. It can be processed by turning & milling and CAD/ CAM (computer-aided design and computer-aided manufacturing). Provides an innovative, metal-free solution in dental sector for applications like removable & fixed dentures (providing gentleness and benefit to antagonist as well as to jaw joint), crowns and bridges suited for permanent contact with mucous membrane (it doesn’t have an unpleasant sensation of hot/ cold). Large & small bridges or partial dentures formed possess the advantage of being light and tasteless. VESTAKEEP® DC4420 R by Evonik complies with biocompatibility test following ISO standards (ISO 10993-03, ISO 10993-05, ISO 10993-10, ISO 10993-10, ISO 10993-11, ISO 10993-11 and ISO 10993-18) and USP Class VI.

VESTAKEEP® DC4420 R Product details

Product Type
xxxxxxxxxxxxxxxxxxxxxx
Physical Form
Various, Rods/ Discs
Appearance
White
Product Launch Date
xxxxxxxxxxx
Product Status
xxxxxxxxxx
Applications/ Recommended for
Healthcare / Medical > Dental prosthesis
Bio Based
xxx
Key Features
  • xxxxxxxxxxxxx
  • xxxxxxxxxxxxxxxxxxxxxxxx
  • xxxxxxxxxxxxxxxxxxxx
  • xxxxxxxxxxxxxxx
  • xxxxxxxxxxxxx
  • xxxxxxxxxxxxxxxxxxxx

VESTAKEEP® DC4420 R Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Density
1.51 g/cm3
ISO 1183
Water Absorption
0.4 %
ISO 62

Mechanical Properties

Value & Unit
Test Condition
Test Method
Tensile Strength (Stress)
xxx MPa
xxxxxxxxxx
Tensile Strain
xxx %
xxxxxxx
xxxxxxxxxx
Tensile Strain
xxxx %
xxxxxxx
xxxxxxxxxx
Tensile Modulus
xxxx MPa
xxxxxxxxx
Flexural Modulus (Stiffness)
xxxx MPa
xxxxxxx
Flexural Strength
xxx MPa
xxxxxxx

Thermal Properties

Value & Unit
Test Condition
Test Method
Linear Thermal Expansion
xxxx 10-4K-1
xxxxxxxxxx
xxxxxxxxx
Melting Temperature (Melting Point)
xxx °C
xxxxxxxxxx
xxxxxxxxx
Temperature of deflection under load
xxx °C
xxxxxxxx
Temperature of deflection under load
xxx °C
xxxxxxxx
Vicat softening temperature
xxx °C
xxxxxxx
Vicat softening temperature
xxx °C
xxxxxxx

Impact Properties

Value & Unit
Test Condition
Test Method
Notched Izod Impact
xxx kJ/m2
xxxxxxx
Last edited Nov 29, 2016
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Anti-fingerprint, easy to clean and highly transparent coating
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