VESTAKEEP® DC4470 G by Evonik is a gingiva-colored, high viscosity, high performance polyether ether ketone (PEEK) grade (supplied as cylindrical pellets). It can be processed by common melt processing techniques like injection molding and extrusion.
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Additional Information
Applications
Healthcare / Medical > Dental prosthesis
Advantages
high performance, biomaterial, superior mechanical-, thermal- and chemical resistance, outstanding wear comfort, excellent biostability, shock absorption capability
Specifications
PropertyValueUnit
Physical Properties
Melting point340ISO 11357, DSC (2nd heating)degC
Density1.36ISO 1183g/mL
Melting range
380 – 400
degC
Processing Properties
MFI14.96380°C/5 kg- ISO 1133g/10min
Mold Temperature160 – 200degC
Mechanical Properties
Tensile Stress at yield-MD95ISO 527-1/ ISO 527-2, 23°C/ 50% R.H.MPa
