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About RK Plast
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Technical Specifications

RK BioElements come in three standard versions and have a multitude of possibilities within biological water treatment. RK BioElements can also be supplied with customer specified density between 0.93 g/cm3 and 1.3 g/cm3.

A multitude of possibilities:

  RK BioElements LIGTH RK BioElements MEDIUM RK BioElements HEAVY    
have a density of 0.93 g/cm3 and are used in "up-flow" and "moving bed" filters.
have a density of 1.00 g/cm3 and are used primarily in "moving bed" filters, where this density results in considerable energy savings.
have a density of 1.20 g/cm3 and are used primarily in bottom filters - "down-flow fixed-bed" filters.
Bioelements Ligth Medium Heavy
Volume weight (kg/m3) 158 172 210
Number (pcs/m3) 255.000 255.000 255.000
Specific surface area (m2/m3) 750 750 750
Density (g/cm3) 0,93 1,0 1,20
RK BioElements are produced in Polypropylene (PP), which contains no halogens, and can be recycled or disposed of by incineration, where the end product is exclusively water and carbon dioxide.

The filling material used in RK BioElements Medium and Heavy is Barium Sulphate. (BaSO4). Barium Sulphate is environmentally neutral, ref. safety data sheet: "No danger of toxity, the material is biological inactive".

RK BioElements are delivered in Big Bags of 3 m3 specially designed to optimize freight costs and minimize waste during packaging and transportation.
RK-Plast A/S - Fabriksvej 10 - 7800 Skive - Telefon: +45 97 58 40 55 - Fax: +45 97 58 40 48 -
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