Table 3 The experimental scheme of numerical simulation.

From: Numerical simulation and experimental investigation of coating influence on extrusion tap wear

Coating type

TiN

TiAlN

TiN-TiN

TiAlN-TiAlN

TiN-TiAlN

TiAlN-TiN

Coating thickness/μm

1–6

1–6

1–6

1–6

1–6

1–6