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Perlite Filter Aid
| Product Name: Perlite Filter Aid | |||
| Model: DY R-4 | |||
| Item | Model | ||
| Model |
No. 2 Fast-speed |
No. 3 Medium-speed |
No. 4 Low-speed |
| Bulk density(g/cm3) | <0.15 | < 2 | < 0.25 |
| Permeability(Darcy) | 10-2 | 2-0.5 | 0.5-0.1 |
| suspended matter(%) | ≤15 | ≤4 | ≤1 |
| 102um(150mesh)% | ≤50 | ≤7 | ≤3 |
| SiO2 | 70-75% |
| Fe2O3 | 0.5-1.1% |
| A12O3 | 11-14% |
| MgO | 0.5-1% |
| CaO | 0.5-1% |
| K2O | 3-5% |
| NaO | 3-5% |
| L.O.I. | 4-8% |
| Expanded or not | Expanded |
| Color | white or grey |
| Packing | 15kg/bag, 20kg/bag |
Physical & Chemical Properities
White color,powdered form,odourless,non-toxic,light weight , acid-resistant,alkali-resistant ,etc
Application
1. Compared with diatomaceous earth filter aid, this product has the advantages of without harmful metal, less non-metallic content, lighter weight, faster filtration and better filtering effect.
2. This product has been widely used in beverage industry, food industry, pharmaceutical industry, paint coating industry, oil industry, etc.
Technical Specification
| Item | specifications |
| PH | 5.5—9.0 |
| Soluble substance by water (%) | ≤0.2 |
| Soluble substance by hydrochloric acid(%) | ≤2.0 |
| Pb(%) | ≤4.0 |
| As(ppm) | ≤4.0 |
| Fe2O3(%) | <2.0 |
| Loss(%) | ≤2.0 |
