Bio Cavity Media for MBBR

Bio Cavity Media are high-surface-area carrier media designed for high-rate IFAS (Integrated Fixed-Film Activated Sludge) reactors and MBBR (Moving Bed Biofilm Reactor) systems. Their unique pore structure and self-cleaning properties promote efficient biological treatment, enhanced biodegradation, and clog-resistant operation.

Following pre-treatment, wastewater flows into the Bio Cavity Media Reactor (BCMR), which is equipped with an SS 304 stainless steel retention screen and a diffused aeration system to support effective aeration and biological treatment. The system offers a compact footprint, low mixing requirements, and reduced energy consumption, making it suitable for both new wastewater treatment plants and the upgrading of existing facilities.

Key Features

  • High protected surface area for enhanced biological treatment performance.
  • Self-cleaning pore structure that maintains thin biofilms and minimizes clogging.
  • High biodegradation rates for improved treatment efficiency.
  • Fine, intricate pore structure that maximizes active surface area while ensuring clog-resistant operation.
  • Enhanced pollutant removal performance, even in wastewater with high concentrations of readily biodegradable COD/BOD.
  • Protected biofilm structure that minimizes the impact of external mechanical disturbances.
  • Compact system design with low mixing requirements and reduced energy consumption.
  • Simple operation and minimal risk of clogging due to uncontrolled microbial growth.
  • Durable, long-lasting media with excellent resistance to abrasion and wear.
  • Cost-effective solution for new wastewater treatment plants and the upgrading or retrofitting of existing facilities.

Technical Specification

Parameter

Details

Protected Surface Area

4,000–5,000 m²/m³

Biofilm Characteristics

Thin biofilms maintained within the pores through a self-cleaning mechanism

Biodegradation Rate

Up to 10 times higher than conventional media of similar volume

Pore Structure

Fine, intricate pore structure designed to maximize surface area while minimizing clogging

Operation

Simple and easy to operate

System Footprint

Compact footprint with low mixing requirements and low energy consumption

Upgrading / Retrofitting

Upgrading / Retrofitting

Investment Cost

Low investment cost for new wastewater treatment plants (WWTPs)

Material Life

Long-lasting material with minimal abrasion or wear

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