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Place of Origin : Shandong, China
Brand Name : Zhongren
Model Number : ZR30#-320#
MOQ : 1 ton
Price : $380.00/tons 3-9 tons
Certification : CE Certification
Payment Terms : L/C,T/T
Supply Ability : 1-30T, 15 work days
Delivery Time : 7-15 work days
Packaging Details : 25 Kg/ Bag
Product Name : Glass beads
Main Raw Material : Glass sand, waste glass
Name : Glass beads for road marking
Application : expressways highway marking
MOQ : 1 ton
Type : 30# 40# 60# 80# 120# 320#
Microhardness : ≥650kg/cm3
Advantage : Wear-resistant and environmentally friendly
Color : colorless
Packing : 25kg/bags
| 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 | 2.4-2.6 g/cm³ |
| Size Distribution | Oversize ≤5%, Under size ≤10% |
| Wire Diameter | 0.03-0.4 mm |
| Durability | 3-5% |
| Hardness | 6-7 MOHS; 46HRC |
| Microhardness | ≥650 kg/cm³ |
| Circularity | Round rate of ≥85% |
| Appearance | Colorless, glass transparent without impurities, round and smooth |
| Application | 1. Grinding 2. Road marking paint 3. Sand blasting |
| Lead Content | No lead content, meets American 16CFR 1303 Lead content standard |
| Harmful Substances Content | Lower than American 16CFR 1500 standard |
| Flammable Fire Test | Not easy combustion, meets American 16CFR 1500.44 standard |
| Soluble Heavy Metal Content | Metal content of soluble matter ratio solid weight rate no more than ASTM F963 corresponding value |
| Type | Mesh | Microns Max (μm) | Microns Min (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 |
| 320# | >325 | 45 | 25 |
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High Hardness Stable Density Wear-Resistant Glass Beads for Expressways and Highway Marking Images |