Abrasive Grit Size for Sandblasting (GB/T 2478-1996)

Abrasive grit size distribution for sandblasting.

From: Date: 2013-10-09 09:11:06Views: 2348

Grit Size	Thickest	Macrograin		Basic Grain		Mixed		Micrograin
	Sieve No.	Sieve No.	Weight(%)	Sieve No.	Weight(%)	Sieve No.	Weight(%)	Sieve No.
	(100% through)	(not through)	No more than	(not through)	No less than	(not through)	No less than	(through with weight no more than 5%)
16	8	14	25	16	35	16 18	70	25
20	10	16	25	18	35	18 20	70	30
24	14	18	25	20	35	20 25	60	40
30	16	20	30	30	45	30 35	60	45
36	18	25	15	35	50	35 40	80	50
46	25	40	30	45	30	45 50	55	70
54	30	45	35	50	25	50 60	60	80
60	35	50	35	60	35	60 70	60	100
70	40	60	25	70	35	70 80	65	120
80	45	70	35	80	30	80 100	60	140
90	50	80	25	100	35	100 120	60	170
100	60	100	25	120	30	120 140	55	230
120	70	120	25	140	20	140 170	50	270
150	80	140	25	170 200	30	170 200 230	60	325
180	80	170	20	200 230	30	200 230 270	60	-
220	100	200	15	230 270	30	230 270 325	50	-

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