In the production of glass beads, Alkali Lime Glass is broken and pre-sieved. Then the pieces of broken glass are transformed into beads in a furnace in a heat stream. Glass beads are a mineral and iron-free abrasive. Download datasheet
| Quantity | Discount | Price per kg |
|---|---|---|
| 25 – 475 kg | – | € 1.31 |
| 500 – 975 kg | 7% | € 1.22 |
| 1,000 – 2,975 kg | 53% | € 0.624 |
| 3,000 – 4,975 kg | 55% | € 0.587 |
| 5,000 kg and more | 57% | € 0.567 |
| Displayed prices include all applicable surcharges (scrap, energy, sea freight and gas surcharge, depending on the product type). | ||
| Quantity | Discount | Price per kg |
|---|---|---|
| 1 – 499 kg | - | € 1.35 |
| 500 – 999 kg | 7% | € 1.26 |
| 1,000 – 2,999 kg | 51% | € 0.663 |
| 3,000 – 4,999 kg | 54% | € 0.626 |
| 5,000 kg and more | 55% | € 0.606 |
| Displayed prices include all applicable surcharges (scrap, energy, sea freight and gas surcharge, depending on the product type). | ||
| Properties | Values |
|---|---|
| Hardness | 6 mohs |
| Grain form | beef |
| Melting point | approx. 730 °C |
| Specific gravity | approx. 2.5 g/cm³ |
| Bulk density | approx. 1.5 – 1.6 g/cm³ |
| Component | Percent |
|---|---|
| SiO₂ | 70,00 – 75,00 % |
| Na₂O | 12,00 – 15,00 % |
| CaO | 7,00 – 12,00 % |
| MgO | max. 5.00 % |
| Al₂O₃ | max. 2.50% |
| K₂O | max. 1.50% |
| Fe₂O₃ | max. 0.50 % |
| Metric | Nominal dimension (µm) |
|---|---|
| 0 – 50 | 0 – 50 |
| 40 – 70 | 40 – 70 |
| 70 – 110 | 70 – 110 |
| 90 – 150 | 90 – 150 |
| 100 – 200 | 100 – 200 |
| 150 – 250 | 150 – 250 |
| 200 – 300 | 200 – 300 |
| 300 – 400 | 300 – 400 |
| 425 – 850 | 425 – 850 |
| 600 – 800 | 600 – 800 |
