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Description
Anthracite media is a select coal that is mined and processed for water treatment applications. Crushed anthracite makes an excellent medium density filtration media that effectively filters sediment and turbidity and is commonly used in multi-media filters.
Features:
- Color: Black
- Bulk Density: 52 lb.
- Hardness: 3.0 - 3.8 (Mohs Scale)
- Effective Size
- #1 Anthracite: 0.6-0.8 mm
- #1-1/2 Anthracite: 0.85-0.95 mm
- #2 Anthracite: 2.0-4.0 mm
- Bed Depth: 24-36 in, 10-18 in multi-media bed filters
- Freeboard: 50% of bed depth (min)
- Service Flow Rate: 5 gpm/sq. ft.
- Backwash Flow Rate
- #1 Anthracite: 12-18 gpm/sq. ft.
- #1-1/2 Anthracite: 18-25 gpm/sq. ft.
- #2 Anthracite: Use Air Scour
- Backwash Bed Expansion: 20-40% of bed depth
- 50 Bags Per Pallet
