EXPLOSION SENSITIVITY OF VARIOUS METALLIC MATERIALS

BLASTING EFFECT COMPARISON AMONG VARIOUS BLASTING ABRASIVES

Type of abrasives	Hardness (HV)	Specifi cgravity	Bulk Density	Consumption rate	Deburring effect	Safety	Finish tone	Abrasion on machine
AZ	40-50	7.1	4.2	Slightly lower	Slightly higher	High	Normal	Low
SUS	440-480	7.7	4.5	Low	High	Slightly risky	Whitish	High
Fe	440-480	7.5	4.4	Slightly lower	High	Slightly risky	Normal	High
AC	40-50	2.7	1.5	High	Low	Risky	Whitish	Low
AS	115-130	2.7	1.5	High	Low	Risky	Whitish	Low

AZ : Zinc shot(BRITESHOT) SUS : Stainless steel cut wire Fe : Steel shot AC : Aluminum shot AS : Aluminum alloy shot

Hardness

ÅœHv 40 - 50

Size distribution

mm	AZ-15	AZ-12	AZ-10	AZ-8	AZ-6	AZ-4
3.350
2.800
2.360
2.000
1.700	10%max
1.400	>35%	10%min
1.180	85%min	>35%	10%min
1.000	95%min		>35%	10%min
0.850		85%min		>35%	10%min
0.710	95%min	85%min			10%min
0.600		95%min	85%min	>35%
0.500			95%min		>35%
0.425				85%min
0.355				95%min	85%min
0.300					95%min

More than 7.45 g/cm3

Finely tempered martensite

Mesh	mm	S-930	S-780	S-660	S-550	S-460	S-390	S-330	S-280	S-230	S-170	SB-4	S-110	S-70
6	3.350	0%	x	x	x	x	x	x	x	x	x	x	x	x
7	2.800	x	0%	0%	x	x	x	x	x	x	x	x	x	x
8	2.360	Min 85%	x	x	0%	x	x	x	x	x	x	x	x	x
9	2.000	Min 97%	Min 85%	x	x	0%	x	x	x	x	x	x	x	x
10	1.700	x	Min 97%	Min 85%	Min 85%	Max 5%	0%	x	x	x	x	x	x	x
12	1.400	x	x	Min 97%	Min 97%	x	Max 5%	0%	x	x	x	x	x	x
14	1.180	x	x	x	x	Min 85%	x	Max 5%	0%	x	x	x	x	x
16	1.000	x	x	x	x	Min 96%	Min 85%	x	Max 5%	0%	x	x	x	x
20	0.850	x	x	x	x	x	Min 96%	Min 85%	x	Max 10%	0%	x	x	x
24	0.710	x	x	x	x	x	x	Min 96%	Min 85%	x	Max 10%	0%	x	x
28	0.600	x	x	x	x	x	x	x	Min 96%	x	x	Max 10%	0%	x
32	0.500	x	x	x	x	x	x	x	x	Min 85%	x	x	Max 10%	0%
35	0.425	x	x	x	x	x	x	x	x	Min 97%	Min 85%	x	x	Max 10%
42	0.355	x	x	x	x	x	x	x	x	x	Min 97%	Min 80%	x	x
48	0.300	x	x	x	x	x	x	x	x	x	x	Min 90%	Min 80%	x
80	0.180	x	x	x	x	x	x	x	x	x	x	x	Min 90%	Min 80%
115	0.125	x	x	x	x	x	x	x	x	x	x	x	x	Min 90%

 

Average hardness HRC40-50

* Steel shot is conformity with MIL specification is
 available upon request.

More than 7.45 g/cm3

GL,GP:Finely tempered martensite

GH:Martensite

Mesh	mm	GL,GP GH-10	GL,GP GH-12	GL,GP GH-14	GL,GP GH-16	GL,GP GH-18	GL,GP GH-25	GL,GP GH-40	GL,GP GH-50	GL,GP GH-80	GL,GP GH-120
7	2.800	0%	x	x	x	x	x	x	x	x	x
8	2.360	x	0%	x	x	x	x	x	x	x	x
9	2.000	Min 80%	x	0%	x	x	x	x	x	x	x
10	1.700	Min 90%	Min 80%	x	0%	x	x	x	x	x	x
12	1.400	x	Min 90%	Min 80%	x	0%	x	x	x	x	x
14	1.180	x	x	Min 90%	Min 75%	x	0%	x	x	x	x
16	1.000	x	x	x	Min 85%	Min 75%	x	0%	x	x	x
20	0.850	x	x	x	x	x	x	x	x	x	x
24	0.710	x	x	x	x	Min 85%	Min 70%	x	0%	x	x
28	0.600	x	x	x	x	x	x	x	x	x	x
32	0.500	x	x	x	x	x	x	x	x	x	x
35	0.425	x	x	x	x	x	Min 80%	Min 70%	x	0%	x
42	0.355	x	x	x	x	x	x	x	x	x	x
48	0.300	x	x	x	x	x	x	Min 80%	Min 65%	x	0%
80	0.180	x	x	x	x	x	x	x	Min 75%	Min 65%	x
115	0.125	x	x	x	x	x	x	x	x	Min 75%	Min 60%
200	0.075	x	x	x	x	x	x	x	x	x	Min 70%

 

Type	Average hardness
GP	HRC40-50
GL	HRC56-60
GH	HV800-

 

Mesh	mm	SBM-210T,SBM-210C	SBM-177T,SBM-177C	SBM-44T,SBM-44C
48	0.300	Max 3%	x	x
60	0.250	Max 20%	Max 3%	x
65	0.212	x	Max 20%	x
80	0.180	x	x	x
90	0.150	Min 95%	x	x
120	0.106	x	Min 95%	Max 5%
200	0.075	x	x	x
325	0.045	x	x	Min 50%

 

Type	Average hardness
T	HRC40-50
C	HRC50-65

 

Mesh	mm	SB-280P PM,PH	SB-230P PM,PH	SB-170P PM,PH	SB-110P PM,PH	SB-70P PM,PH
16	1.000	Max 5%	x	x	x	x
20	0.850	Min 65%	Max 5%	x	x	x
24	0.710	Min 90%	Min 65%	Max 10%	x	x
28	0.600	Min 98%	Min 90%	x	x	x
32	0.500	x	Min 98%	x	Max 10%	x
35	0.425	x	x	Min 85%	x	x
42	0.355	x	x	Min 97%	x	Max 10%
48	0.300	x	x	x	Min 80%	x
80	0.180	x	x	x	Min 90%	Min 80%
115	0.125	x	x	x	x	Min 90%

 

Type	Average hardness
P	HRC472
PM	HRC532
PH	HRC602

 

 
Sintobrator also delivers Super-hard cemented carbides shot,
featuring its energy saving property and superior cost performances.

Mesh	mm	ST-150	ST-100	ST-50
42	0.355	x	x	x
50	0.300	All pass	x	x
60	0.250	x	All pass	x
70	0.212	Max 10%	x	x
83	0.180	x	Max 10%	All pass
100	0.150	x	x	x
120	0.125	Min 80%	x	Max 10%
140	0.106	x	x	x
200	0.075	Min 95%	Min 80%	x
330	0.050	x	Min 90%	Min 80%
400	0.038	x	x	Min 90%

 

Hv 1,360-1,450