Nippon Denko

Ni-PACK

Aqua Solutions Business

We contribute to the achievement of a sustainable society in this business by providing wastewater treatment equipment that purifies and recycles wastewater to promote water and resource recycling in addition to pure water production equipment that supplies the high-purity water required for cutting-edge technologies.

Wastewater Treatment Equipment (Clean Recycle Technology)

Our wastewater treatment equipment is packed with ion-exchange resin and other adsorbents. The consignment regeneration scheme at our Koriyama Plant makes it possible to recycle water and recover resources.

Wastewater Treatment Equipment (Clean Recycle Technology)

1. Purifying and reusing water and chemicals

  • Wastewater can be reused as deionized water or pure water.
  • When impurities are removed from the chemical solutions used in plating and other industrial processes, the solutions last longer and the water can be reused.

2. Consignment regeneration scheme

  • No need for customer maintenance or chemicals for regenerating ion-exchange resin.
  • No sludge is generated from wastewater treatment.
  • Consignment regeneration of wastewater treatment equipment involves maintaining the equipment. Furthermore, the water treatment equipment does not constitute waste.

3. Recycling resources

 Recycling resources

4. Sales method

5. Stable performance and robust after-sales service

Pure Water Production System (Pure Water Technology)

Demand for high-purity water (for cleaning, mixing, inspections, and other uses) continues to rise as industrial products become more advanced. Pure water is also used to produce hydrogen, which powers fuel cell EVs and thus is regarded as an essential part of the effort to achieve carbon neutrality. Our AQUA PACK pure water production equipment is a simple pure water system packed with ion-exchange resin, and it is capable of creating high-purity water by removing impurities from tap water.
Our MR PACK (pure water production equipment)-reverse osmosis (RO) membranes paired with AQUA PACK (ion-exchange resin tower)-is used at most of the on-site hydrogen stations in Japan, thus facilitating the shift to a hydrogen-based society.

Main applications

  • Hydrogen production (hydrogen stations, Ene-Farm home-use fuel cells)
  • Washing cars
  • Surface treatment washing (plating, coating, etc.)
  • Boilers, air conditioning and humidifiers
  • Experiments and analysis

Products

  • Wastewater Treatment Equipment

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    • Ni-PACK

        40 150 350 550 700
      Model 40 150 350 550 700
      External dimensions Φ360×H947mm Φ600×H1,410
      ~1,450mm
      Φ800×H1,745
      ~1,765mm
      Φ900×H2,055
      ~2,270mm
      Φ900×H2,309mm
      Operating weight 65 kg/tower 260 kg/tower 600 kg/tower 900 kg/tower 1,200 kg/tower

      Main applications and features

      • Treatment of wastewater containing nickel
      • In-situ treatment of contaminated soil and groundwater
      • Recycling of nickel
        Nickel in wastewater recovered in the form of nickel hydroxide at our Koriyama Plant for reuse at nickel alloy smelting and refining plants

      Main customers (lines of business)

      Plating, coating, auto parts manufacturing, aircraft parts manufacturing, electronic parts manufacturing, chemical manufacturing, steelmaking, environmental cleanup

      Models and Specifications

      Model Tower type Volume of ion-exchange resin (L/tower) Standard flow rate (m3/h)
      NI-40 G-G (Ni removal type) or G-O (recycling type) 2-tower type 30 ≦0.5
      NI-150 110 ≦2
      NI-350 260 ≦4
      NI-550 400 ≦4
      NI-700 520 ≦10

      Please contact us to learn about the quality of treated water in the recycling type.

      Title of source material Ni SO4 Na CI pH Conductivity
      mg/L μS/cm
      Washing water for electro nickel plating 200 490 60 142 2.1 300

      ▼

      Title of source material Ni SO4 Na CI pH Conductivity
      mg/L μS/cm
      Wastewater after treatment by a Ni-PACK system <0.1 490 <0.1 142 1.7
      • Ni removal type/2-tower type
      • Recycling type/2-tower type

Inquiries about Environmental Systems Business

  • For inquiries by phone

    +81-3-6860-6814

    Environmental System Marketing Dept.

  • For inquiries via email

    Contact Form
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