FineOX is an economical, high purity synthetic iron oxide product developed and produced by Chesapeake Specialty Products, Inc. for the foundry industry.


FineOX is free from contaminants such as oil, moisture, acid salts, slag and gangue minerals.

  • Produces higher tensile strength in cores.

  • Produces quality finish to castings.

  • Reduces spalling and pinholes on the surface of the casting.

  • Reduces thermal expansion of the compacted sand.

  • Reduces gas generated by the mold and/or cores.

  • Reduces smoke and other emissions.

  • Allows for lower levels of binder.

Supporting Documents

Product Data Sheet