Experimental Investigation on Tribological Behaviour of Various Processes of Anodized Coated Piston for Engine Application

Table 2

Results for normal anodized samples.

S. No	Current	Thickness of the anodized layer (microns)	Hardness value (HV)	Conductive test	Time interval (minutes)
1	0.5 amps & 7.5 V	6.2	350	Pass	40
2	0.5 amps & 12 V	5	330	Pass	25
3	0.5 amps & 12 V	31	550	Pass	60
4	0.5 amps & 12 V	22	468	Pass	90
5	0.5 amps & 12 V	27	520	Pass	90