591 W. Apollo St. - Brea, California 92821 | 714-257-0484 | FAX: 714-257-0184 | Email: sales@mediablast.com 
Glass Bead Conversion Chart
(Chart is for reference only. Please consult glass bead manufacturers for exact specifications.)
|
U.S. STANDARD SCREEN SIZE |
MIL. SPEC. (G-9954A) |
MIL. SPEC. (S-13165B) |
COMMON BRANDS |
SAE (J-1173) |
BEAD SIZE RANGE (DIA., INCHES) |
||||
FLEX-O-LITE (BLAST-O-LITE) |
POTTERS (BALLOTINI) |
CATAPHOTE (MICROBEAD) |
ZERO
|
||||||
12-14 |
No. 1 |
BT 1 |
1 |
801-201 |
.0661-.0555 |
||||
14-20 |
No. 2 |
BT 2 |
2 |
801-202 |
.0555-.0331 |
||||
20-30 |
No. 3 |
331 |
BT 3 |
3 or A |
MS-XGX |
801-203 |
GB-70 |
.0331-.0234 |
|
20-80 |
AA |
.0331-.0070 |
|||||||
25-35 |
|
MS-XPX |
.0283-.0197 |
||||||
25-45 |
AAA |
MS-XP |
.0283-.0171 |
||||||
30-40 |
No. 4 |
232 |
BT 4 |
4 or B |
801-204 |
GB-50 |
.0234-.0165 |
||
35-45 |
197 |
.0197-.0171 |
|||||||
35-60 |
MS-P |
.0197-.0098 |
|||||||
40-50 |
No. 5 |
165 |
BT 5 |
5 |
801-205 |
GB-35 |
.0165-.0117 |
||
40-60 |
BOL 21 |
C |
.0165-.0098 |
||||||
40-70 |
MS-XHX |
.0165-.0083 |
|||||||
45-60 |
138 |
.0171-.0098 |
|||||||
50-70 |
No. 6 |
117 |
BT 6 |
6 or D |
801-206 |
GB-25 |
.0117-.0083 |
||
50-80 |
BOL 23 |
AB |
MS-XH |
.0117-.0070 |
|||||
60-80 |
No. 7 |
98 |
BT 7 |
7 or E |
801-207 |
GB-20 |
.0098-.0070 |
||
60-100 |
BOL 24 |
MS-H |
.0098-.0059 |
||||||
60-120 |
AC |
.0098-.0049 |
|||||||
70-100 |
No. 8 |
83 |
BT 8 |
8 or F |
801-208 |
GB-18 |
.0083-.0059 |
||
70-140 |
BOL 25 |
AD |
MS-MH |
.0083-.0041 |
|||||
80-120 |
No. 9 |
70 |
BT 9 |
9 or G |
801-209 |
GB-15 |
.0070-.0049 |
||
100-140 |
H |
.0059-.0041 |
|||||||
100-170 |
No. 10 |
BT 10 |
10 or AE |
801-210 |
.0059-.0035 |
||||
100-200 |
BOL 26 |
MS-M |
.0059-.0029 |
||||||
120-170 |
AG |
.0049-.0035 |
|||||||
120-200 |
No. 11 |
BT 11 |
11 |
801-211 |
.0049-.0029 |
||||
140-200 |
J |
.0041-.0029 |
|||||||
140-230 |
No. 12 |
BT 12 |
12 |
801-212 |
.0041-.0025 |
||||
140-270 |
BOL 27 |
MS-ML |
.0041-.0021 |
||||||
170-230 |
.0035-.0025 |
||||||||
170-325 |
No. 13 |
BT 13 |
13 or AH |
MS-L |
801-213 |
.0035-.0017 |
|||
170 and Finer |
AL |
.0035 and Finer |
|||||||
200-270 |
N |
.0029-.0021 |
|||||||
200-325 |
BOL 29 |
.0029-.0017 |
|||||||
230-325 |
24 |
O |
.0025-.0017 |
||||||
270-400 |
P |
.0021-.0015 |
|||||||
270 and Finer |
AI |
MS-XL |
.0021 and Finer |
||||||
325 and Finer |
BOL 30 |
AQ |
MS-XLX |
801-214 |
.0017 and Finer |
||||
400 and Finer |
AS |
.0015 and Finer |
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|
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Optional Colors:
