HIGH-TEMPERATURE PROTECTION LAYER

摘要

The invention relates to a high-temperature protective coating, containing ( in wt. %): between 23 and 27 % Cr, between 4 and 7 % Al, between 0.1 and 3 % Si , between 0.1 and 3 % Ta, between 0.2 and 2 % Y, between 0.001 and 0.01 % B, between 0.001 and 0.01 % Mg and between 0.001 and 0.01 % Ca, with Ni and inevitable impurities making up the remainder. The Al content preferably lie s in the range of over 5 to 6 wt. %.