China Glass Beads for Sandblasting and Road Marking, Find details about China Glass Beads, Glass Beads for Sandblasting from Glass Beads for Sandblasting and Road Marking
Glass beads for sandblasting and road marking
REFLECTIVE GLASS BEADS FOR THERMOPLASTIC ROAD MARKINGS
Glass Beads - INTERMIX BS 6088A (Type A Glass Beads)
Appearance Round, clean, transparent & free of bubbles & foreign matters
Spherical beads (%) >70
Refractive Index ³1.5
Specific Gravity: (g/cm3) 2.4 - 2.6
Coating Waterproof and floating
Sieve/ Diameter (μm) % Retained
>1180 0 to 3
1180--850 5 to 20
850--425 65 to 95
<425 0 to 10
Glass Beads - Drop On BS 6088B (Silane Coated)
Specific Gravity(g/cm3) 2.4 - 2.6
Refractive Index ³1.5
Spherical beads (%) > 80
The grain distribution
Diameter (µm) Standard Retain (%)
>850 0 to 5
600 - 850 5 to 20
300 - 600 30 to 75
180 - 300 10 to 30
< 180 0 to 10
Glass Beads-RI | Road mark, Throw on surface. |
Glass Beads-RII | Road mark, mixed in advance. |
Glass Beads-B | Sandblasting. |
Art Glass Beads | Art |
Grit Size | Mesh | Size (µm) |
30# | 20-40 | 850-425 |
40# | 30-40 | 600-425 |
60# | 40-60 | 425-300 |
80# | 60-100 | 300-150 |
100# | 70-140 | 212-106 |
120# | 100-140 | 150-106 |
150# | 100-200 | 150-75 |
180# | 140-200 | 106-75 |
220# | 140-270 | 106-53 |
280# | 200-325 | 75-45 |
Project | Quality | |
Chemical composition% | SiO2 | >72% |
CaO | >8% | |
Na2O | <14% | |
MgO | >2.5% | |
Al2O3 | 0.5-2.0% | |
Fe2O3 | 0.15% | |
Others | 2.0% | |
Refractive Index | Nd≥1.5% | |
Density | 2.4-2.6g/cm3 | |
Size distribution | Oversize ≤5% under size ≤10% | |
Wire diameter | 0.03-0.4mm | |
Durability | 3-5 % | |
Hardness | 6-7 MOHS ;46HRC | |
Microhardness | ≥650kg/cm3 | |
Circularity | Round rate of ≥95% |