Performance of Water-Based Zinc Oxide Nanoparticle Coolant during Abrasive Grinding of Ductile Cast Iron

Table 2

Material removal rate for each coolant and type of grinding.

Specimen	Table speed (m/s)	Depth of cut (μm)	Material removal rate (cm³/s)
			Single pass		Multiple pass
			Conventional coolant	Nanocoolant	Conventional coolant	Nanocoolant
A	20	20	0.024	0.020	0.032	0.023
B	20	40	0.049	0.041	0.056	0.045
C	20	60	0.072	0.061	0.081	0.071
D	30	20	0.031	0.025	0.041	0.031
E	30	40	0.065	0.053	0.073	0.063
F	30	60	0.096	0.081	0.105	0.093
G	40	20	0.045	0.037	0.063	0.046
H	40	40	0.096	0.079	0.112	0.095
I	40	60	0.155	0.122	0.159	0.156