Machinability Study of Hybrid Nanoclay-Glass Fibre Reinforced Polyester Composites

Table 4

Dynamometer readings of CGRP with 3 wt.% OMC.

Tool	Speed (RPM)	Feed (mm/rev)	Tangential force (𝐹𝑧) (N)	Thrust force (𝐹𝑦) (N)
Carbide twist drill	600	0.045	91.6	17.9
	600	0.1	103.6	23.1
	852	0.045	84.4	24.2
	852	0.1	121.6	20.8
	1260	0.045	101.4	30.2
	1260	0.1	123.1	43.5
HSS twist drill	600	0.045	301.9	57.6
	600	0.1	440.2	62.6
	852	0.045	334.1	68.7
	852	0.1	441.7	63.6
	1260	0.045	290.0	75.1
	1260	0.1	445.4	57.7
HSS end mill	600	0.045	116.7	19.7
	600	0.1	116.0	30.1
	852	0.045	98.1	28.6
	852	0.1	137.2	34.3
	1260	0.045	115.5	42.4
	1260	0.1	120.2	49.3