What kind of glass beads are used in weighted blankets?
Micro glass beads are used in weighted blankets, normal size is 0.6-0.8mm, 0.8-1.2mm, 0.8-1.0mm, 1-1.5mm.
Here some pics for weighted blanket micro glass beads for your reference:
TYPICAL CHEMICAL ANALISIS [%]:
| SiO2 | Na2O | Fe2O3 | Al2O3 | MgO | CaO | Other |
| ≥65.0% | ≤14.0% | ≥0.15% | 0.5-2.0% | ≥2.5% | ≤8.0% | 2.0% |
PHYSICAL PROPERTIES:
| Bulk Density | Real Density | Mohs Hardness | HRC hardness | Roundness | Magnetic |
| 1.5g/cm3 | 2.5g/cm3 | 6-7 | 46 | ≥80.0% | ≤0.1% |
AVAILABLE SIZES
| Sandblasting | 20# 30# 40# 50# 60# 70# 80# 90# 100# 120# 140# 150# 170# 180# 200# 220# 240# 325# |
| Grinding | 0.8-1mm 1-1.5mm 1.5-2mm 2-2.5mm 2.5-3mm 3.5-4mm 4-4.5mm 4-5mm 5-6mm 6-7mm |
| Road Marking | BS6088A BS6088B EN1424 EN1423 AASHTO TYPE1 AASHTO TYPEII JIS NO.1 JIS NO.2 |
For more details, pls contact betty@hnsicheng.cn