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Plasma-sprayed aluminum oxide coating on steel

Plasma-sprayed aluminum oxide coating on steel [Pg.124]

Sectioning Diamond wheel Mounting In cold mounting medium [Pg.124]

Step Abrasive Grain size Working Lubricant Load RPM Time min [Pg.124]

Grinding SiC P220 Wet abrasive paper Water 90 300 Until flat [Pg.124]

Lapping Diamond 6 pm Composite lapping disk Water-based 80 300 5 [Pg.124]

Figure 121. Plasma-sprayed aluminum oxide coating on steel. Contrast enhanced with Fe/Oj, BF. The mounting medium and pores in the coating have a dark appearance. The coating is gray, while the steel substrate is bright.