Solid carbide drills surface

Solid carbide drills surface finishing by coatings

Solid carbide drills without surface finishing have quite good performance characteristics, which can be remarkably improved by providing them with a surface finishing by coating.

Therefore the nenok solid carbide drills are delivered with an especially powerful TiN coating or FIRE multi-layer coating.

TiN coating

Titanium nitride coating is a thin wear-protection coating of golden yellow colour
The single-layer titanium nitride coating is applied using the PVD method
The hardness is 2300 HV
The coating is suitable for a maximum application temperature of < 600 °C

FIRE coating

The FIRE coating is a TiAlN/TiN multilayer coating in violet colour
The hardness is 3300 HV
The coating is suitable for a maximum application temperature of < 800 °C

KSEM Carbide drills

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