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Oerlikon Balzers Coating – global leader in advanced ... - VeMet

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Thermal stability<br />

Inserts heated at 1000°C, 30 m<strong>in</strong>utes, on air<br />

uncoated TiCN P3e TM<br />

Carbide substrate (WC, Co)<br />

completely oxidized (blue<br />

colour due to Co-oxide)<br />

TiCN coat<strong>in</strong>g oxidizes,<br />

no protection of<br />

carbide substrate<br />

(Al,Cr) 2 O 3<br />

(Al,Cr) 2 O 3 protects<br />

carbide substrate at<br />

high temperatures<br />

from oxidation

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