|Gravel filter||Back to Water Treatment|
Gravel filter, appears ball type & high-gloss, which is applicable to all kinds of filters. It is now widely used in supporting a variety of mechanical filters cushion layer media.
Specific gravity: 2.4-2.7g/cm3
Bulk Density: 1.75-1.85T/m3
Hardness: 7.6 moh
Hydrochloric acid <2.5%
With advantages of wear-resisting compression, easy back washing, good surface are and high mechanical strength without impurities, gravel filter is widely used for water treatment.
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