Glass Beads Standard & Sizes
Zhongsen Editor 2026-10-09Glass Beads:
1) The Standrad of the glass bead for road marking: JT/T, KS, AASTHO M247, BS6088 A/B, EN1423/1424 ,etc.
2) Glass bead for Sandblasting: 0-9#(20-300mesh)
Physical & Chemical Specifications
Roundness: >80%
Refractive Index: >1.5
Proportion: approx. 2.5
Appearance: colorless, transparent ball, no visible bubbles and impurity.
Chemical Content: SiO2(70%-74%), Na20(12%-15%), CaO(8%-10%), MgO(1.0%-3.8%), A1203(0.2%-1.8%); K20(0%-0.5%)
Glass Beads for Sandblasting/Shot Peening
|
Type |
Mesh |
Diameter(um) |
|
30# |
20-40 |
850-425 |
|
60# |
40-60 |
425-250 |
|
80# |
60-100 |
250-150 |
|
100# |
80-140 |
180-100 |
|
120# |
100-140 |
150-100 |
|
150# |
100-200 |
150-70 |
|
180# |
140-200 |
100-70 |
|
220# |
140-270 |
100-50 |
|
280# |
200-325 |
70-45 |
|
320# |
<325 |
<44 |
STANDARD : BS6088
|
TYPE |
DIAMETER(um) |
PERCENT(%) |
|
BS6088 A
|
〉1180 |
0-3 |
|
1180-850 |
5-20 |
|
|
850-425 |
65-95 |
|
|
<425 |
0-10 |
|
|
BS6088 B
|
>850 |
0-5 |
|
800-600 |
5-20 |
|
|
600-300 |
30-75 |
|
|
300-180 |
10-30 |
|
|
<180 |
0-15 |
AASSHTOM247
|
TYPE |
DIAMETER(um) |
PERCENT(%) |
|
AASHTO M247 I
|
>850 |
0 |
|
850-600 |
5-25 |
|
|
600-300 |
60 |
|
|
300-150 |
15-20 |
|
|
<150 |
0-5 |
|
|
AASHTO M247 II |
>600 |
0 |
|
600-425 |
0-10 |
|
|
425-300 |
25-40 |
|
|
300-180 |
50-70 |
|
|
<180 |
0-5 |
