Primary Metals

Contact Information

Global Nalco Locations
Local Sales Offices


Nalco Water
1601 W. Diehl Road
Naperville, IL 60563-1198
630-305-1000  Phone

Nalco Champion
11177 S. Stadium Drive
Sugar Land, TX 77478.
281-632-6500  Phone


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Investment Casting

Nalco offers products and programs for the investment casting industry including colloidal silica binders, polymers, wetting agents, antifoams, wax cleaners, biocides and refractories. In addition Nalco has a very well trained staff of technical experts that can assist in optimizing your shell room. This combination of dedicated industry experts and high quality products provide an investment casting product and process optimization necessary to keep your shell room competitive in a challenging industry.

Nalco's investment casting product line includes:

  • Gray Matter® - the world's first optimized composite blend of colloidal silica, polymer and refractories.
  • Fifteen different colloidal silica products.
  • Three high tech polymers.
  • Two high performance environmentally friendly Wax Cleaners.
  • Distributor for Minco Min-Sil® Fused Silica refractories.
  • Distributor for Christy Minerals STKO®.

In addition to this extensive product list, Nalco can provide service and support to improve your shell room operation. These capabilities include:

  • On-site consulting and process review
  • Process control optimization
  • MoR, Permeability, SEM and ICP analysis to assist in diagnosis of customer problems.

For additional information or assistance please contact the Colloidal Technology Group directly at

Learn more about how investment castings are made: