Round Disc RO

Round Disc RO
Boost Efficiency & Reduce Costs with Round Disc RO
Innovative Technology for Industrial Wastewater Treatment
Round Disc RO
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TECHNOLOGY OVERVIEW

Nirtech’s Round Disc RO (RDROTM) systems utilize a unique and innovative approach to water purification. Our technology centres around a series of semipermeable membranes arranged in a circular configuration. The Round Disc RO (RDROTM) system features a vertically mounted module with octagonal membrane cushions made of TFC polyamide and hydraulic disc made of special grade polymer.

These membranes act as highly efficient filters, selectively allowing water molecules to pass through while effectively rejecting impurities such as:

  • Salts : Removes dissolved salts like sodium, chloride, and magnesium, improving the taste and reducing the mineral content.
  • Heavy Metals : Eliminates harmful heavy metals like lead, arsenic, and mercury.
  • Bacteria & Viruses : Effectively removes harmful microorganisms, ensuring safe and hygienic drinking water.
  • Organic Contaminants : Reduces the presence of pesticides, herbicides, and other organic pollutants.

Nirtech’s Round Disc RO (RDROTM) technology represents a significant advancement in water and wastewater treatment, offering superior performance, reliability, and space efficiency.

ADVANTAGES

● Can handle high TDS
● Can handle high COD
● High SDI of 15 to 20
● High Recovery
● Ease of Operation
● Better Cleaning efficiency
● Low Opex Cost

INDUSTRIES SERVED

● Pharmaceuticals
● Chemicals / Fertilizers
● Dyes / Paints
● Starch / Sugar
● Brewery / Distillery
● Oil / Petro chemicals
● Food / Beverages
● Automobile

APPLICATIONS

The combination of high rejection rates and low maintenance makes Round Disc RO a highly sought-after solution for industries seeking to optimize their wastewater treatment processes and achieve ZLD.

  • Recycling of Treated Effluent for TDS and COD reduction in Industries.
  • Treatment of existing RO Rejects, reduce the MEE size.
  • Leachate Treatment
  • De-Salination
  • Product Concentration.

Round Disc RO (RDRO) – FAQ

Spiral RO employs spiral-wound membranes, while Round Disc RO (RDRO) uses flat, disc-shaped membranes. This fundamental difference in design leads to distinct advantages in certain applications.

Round Disc RO (RDRO) often excels in handling high-solids, high COD, high SDI content waste water, offers higher flux rates, and generally requires less maintenance compared to Spiral RO.

The unique design of RDR0™ system, the turbulence created due to flow pattern minimizes the fouling of membranes.

High recovery of approx. 90 to 97% can be achieved based on the input water characteristics. high recovery rates up to 92%-97%, maximizing water utilization.

The modular design allows for easier access to individual DISC membranes for inspection, cleaning, and replacement, minimizing downtime and simplifying maintenance procedures.

NIRTECH can help you assess your requirements and select the most suitable RO technology, whether it's Round Disc RO (RDRO) or Spiral RO.