Machinability Study of Hybrid Nanoclay-Glass Fibre Reinforced Polyester Composites

Table 3

Dynamometer readings for GRP and CGRP.

Tool	Material	Speed (RPM)	Feed (mm/min)	Tangential force (N)	Thrust force (N)
Carbide twist drill	GRP	600	0.045	73.7	14.1
	GRP	600	0.1	93.3	21
	CGRP	600	0.045	91.6	17.9
	CGRP	600	0.1	103.6	23.1
HSS twist drill	GRP	600	0.045	294.0	40.3
	GRP	600	0.1	370.7	52.3
	CGRP	600	0.045	301.8	57.6
	CGRP	600	0.1	440.2	62.6
HSS end mill	GRP	600	0.045	72.0	29.5
	GRP	600	0.1	83.2	42.3
	CGRP	600	0.045	116.7	19.7
	CGRP	600	0.1	116.0	30.1