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EVERZIT - Model BI -Pumice Filter Media
Pumice filter media in accordance with EN 12906. EVERZIT® BI is manufactured from a natural silicate-based raw material of volcanic origin. It is primarily used in dual media filters. Users should be aware of the fact that pumices mined from different sources may differ as well in their pore structure and bulk density.
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- SiO2: approx. 55.0 %
- Al2O3: approx. 22.0 %
- K2O + Na2O: approx. 12.0 %
- Fe2O3: approx. 3.0 %
- Loss on Ignition: approx. 4.0 %
- Specific density: approx. 2.4 g/cm³
- Bulk density: approx. 280 - 320 kg/m³
- Hardness: approx. 2 Mohs
I) 0.8 - 1.5 mm
II) 1.5 - 2.5 mm
III) 2.5 - 3.5 mm
Other grain-size ranges can be supplied in accordance with your specific requiremants.
EVERZIT® BI complies fully with the following standards and regulations:
- EN 12906
- German Drinking Water Ordinance 2001
- DIN 19643
- DVGW work sheet W 213
- Drinking water treatment
- Wastewater treatment
- Process water treatment
- Water treatment in swimming pools
EVERZIT® BI will be delivered ex works
- 50 litre PE bags
- 2.0 m³ big bags
- Bulk transport in silo trucks