Types of anodizing:  Type I Anodizing - Chromic Acid also known as CAA or Chromic Acid Anodize.  Type II Anodizing - Sulfuric Acid or Sulfuric Acid Anodize SAA.  Type III Anodizing - Hard coat or  Hardcoat Anodizing HCA.

Read about the Walgren process for building an
environmental control system that meets your needs for
recycling/recovery where possible, as well as
regulatory requirements for water discharge, HAPs,
inorganic fumes, vapors and gases, VOCs and PM and
solid wastes in your location, worldwide.


Plating Waste Treatment and
Environmental Management

Walgren is a world leader in the development and manufacture of plating waste treatment and systems for the efficient, effective control of air emissions, solid wastes and effluent waste streams from finishing systems of all types.

Environmental equipment supplied by Walgren includes:

  • Etch enclosures
  • Bright dip enclosures
  • Automatic and manual tank covers
  • Hoist drip trays
  • Hoist enclosures
  • Counterflow rinse systems
  • Etch recovery
  • Chrome recovery
  • Nickel recovery
  • Ion exchange
  • Scrubbers, including systems that simultaneously eliminate fumes and particulate
  • Mist eliminators
  • Water conductivity control
  • Water addition systems
  • Water recovery
  • Chemical replenishment

Walgren environmental management systems are used by leading manufacturers worldwide, including those in regions where air restrictions are tightest.  We are experts in techniques for air and water pollution prevention and can offer many proven strategies for reducing both the quantity and hazard levels of finishing by-products.

Walgren specializes in turnkey plating waste treatment, as well as material handling, controls, and auxiliary anodizing and plating equipment.

Some of the world class companies that use Walgren environmental systems are Vistawall and Orbit Ind.

Visit this page for plating, finishing and anodizing systems customer list.


PriceWalgren: 5041 68th Street SE • Caledonia, MI 49316 • ph: 616.512.6420 • EmailSite Map • Copyright © 2020

Environmental equipment supplied by Walgren includes etch enclosures, bright dip enclosures, automatic and manual tank covers, hoist drip trays and enclosures, counterflow rinse systems, Etch - Chrome - Nickel recovery, scrubbers, mist eliminators, water c Koch Enterprises, Inc. Koch LLC Price-Koch Industries PriceWalgren, LLC