25 kg Coveva Filter Sand 16/30
Manufactured in our own British factory25 kg Coveva Filter Sand 16/30 is backordered and will ship as soon as it is back in stock.
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25 kg Coveva Filter Sand 16/30
Description
Description
Our sands are high silica and are washed, hydrosized and dry screened to ensure that they meet the exacting standards as laid out by the Water Authorities and Regulators.
We supply sand for traditional slow sand filters plus a large range of filtration sand which can be used in potable water applications. Our sands are also widely used in filters in swimming pools, in the food and drinks industry and the pharmaceutical industry. We also supply filtration sand for use in Wastewater Treatment Plants and for Sand Polishing Filters.
Characteristics
Appearance: Rounded, sub-angular
Specific Gravity: Approx 2.6tonnes/m³
Loose Bulk Density: 1.6tonnes / m³ Hardness: 7 Moh
Effective Size 0.90-0.95mm
Uniformity Coefficient ≤ 1.40
Petrographic Analysis %
Quartz 50
Quartzite 18
Recrystallised Sandstone 8
Chert / Tuff 19
Schist 2
Weathered Granite 2
Limestone 2 Ironstone <1
Particle Shape – Sub Angular to Rounded
Loss on Ignition: 0.94%
Acid Solubility: 1.94%
Free Lime: 0.1%
Silica Content: 95.7%
Mohs: 7
Specific Gravity 2.60 tonnes per M³
Bulk Density 1.60 tonnes per M³
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