Macro Grit size

Nominal grit size	Average grit diameter in µm
Nominal grit size	DIN ISO6344	JIS	ANSI
8	2600			Macro grits ATLANTIC products use grit sizes according to DIN ISO 6344. The grain particles are sorted into various groups using standardised sieves. The nominal grit size results from the number of holes per inch in the sieve (mesh).
10	2200
12	1850	1850	1850
14	1559
16	1300	1300	1300
20	1100	950	950
24	780	780	780
30	650	650	650
36	550	550	550
40		390
46	390		390
50		330
60	270	270	270
70	230		230
80	190	190	190
90	160		160
100	140	165	140
120	120	120	120
150	95	95	95
180	80	80	80
200	70
220	60	70	70