Series 100 Details

The 100-series of comparators

The 100 series comparators are a range of heavy-duty sets of roughness specimens for workshop use, covering every common machining process.

Item Number	Machining Method		Number of Patches	Ranges of roughness values
Item Number	Machining Method		Number of Patches	Ra (焚n)	Ra (痠)	N-groups
115	Surface Grinding		8	1 to 125	0.025 to 3.2	1 to 8
116	Cylindrical grinding		8	1 to 125	0.025 to 3.2	1 to 8
117	Flat Lapping	Criss-cross / parallel	4	1 to 8	0.025 to 0.2	1 to 4
117	Flat Lapping	Criss-cross / parallel	4	1 to 8	0.025 to 0.2	1 to 4
118	Cylindrical lapping + superfinishing		8 (4+4)	1 to 8	0.025 to 0.2	1 to 4
119	Face turning		8	16 to 2000	0.4 to 50.0	5 to 12
120	Cylindrical turning		8	16 to 2000	0.4 to 50.0	5 to 12
121	End Milling		8	16 to 2000	0.4 to 50.0	5 to 12
122	Reaming and drilling		8 (4+4)	16 to 125	0.4 to 3.2	5 to 8
122	Reaming and drilling		8 (4+4)	63 to 500	1.6 to 12.5	7 to 10
123	Horizontal Milling		7	32 to 2000	0.8 to 50.0	6 to 12
125	Shaping (planing)		7	32 to 2000	0.8 to 50.0	6 to 12
126	linishing (belt sanding)		6	4 to 125	0.1 to 3.2	3 to 8
128	Vertical grinding		6	8 to 250	0.2 to 6.4	4 to 9
129	Grit blasting (angular particles)		6	16 to 500	0.4 to 12.5	5 to 10
058	Shot blasting (spherical particles)		6	16 to 500	0.4 to 12.5	5 to 10
131	Spark erosion (EDM)		7	16 to 1000	0.4 to 25.0	5 to 11
133	Hand filing		5	16 to 250	0.4 to 6.4	5 to 9
134	Castings		7	32 to 2000	0.8 to 50.0	6 to 12
135	Honing		6	2 to 63	0.05 to 1.6	2 to 7
136	Polishing		5	0.5 to 8	0.0125 to 0.2	0 to 4