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Metallurgical News


ARTICLE Inexpensive Method to Produce Compacted Graphite Iron Without Costly Thermal Analysis
By Rod Naro and D.C. Williams

  • Precise control of sulfur recovery for ductile iron & compacted graphite iron
  • Amount of sulfur addition in magnesium-treated iron needed to obtain a critical nodular graphite/compacted graphite (NG/CG) ratio depends many factors

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ARTICLE Coreless Furnace Fluxing Benefits for Ferrous Foundries
By Rod Naro, Mark King, D.C. Williams and Lenny Basaj

  • Fluxes for melting iron in induction furnaces to combat slag
  • Preventing insoluble build-up deposition in coreless induction furnaces

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ARTICLE Mechanism and Reduction of Insoluble Slag or Dross for Cleaner Metal
By Rod Naro, Mark King, D.C. Williams and Lenny Basaj

  • Increasing cell count in grey iron, especially for thin section castings
  • Understanding the sulfur effect in treated ductile iron for a given magnesium content
  • Why you should improve standard calcium bearing 75% ferrosilicon inoculation in cast irons

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ARTICLE Improved, High Performance Rare Earth-free Inoculants
By Rod Naro, Mark King, D.C. Williams and Lenny Basaj

To learn more about how Sphere-o-Dox saved a foundry an estimated $750,000 (annual), read this article in the issue of Foundry Magazine. This article is on page 19.

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NEW Technology and Products to Reduce Costs and Improve Quality & Efficiency

  • Redux EF40L and EF40LP Electric Furnace Fluxes
    • Fluoride-free fluxes for ladles, channel, coreless and pressure pour furnaces

  • Sphere-o-Dox (U.S. Patent 6,281,988 B1) Inoculants
    • Ultra-high performance inoculants

  • Inocu-Bloc (U.S. Patent 6,281,988 B1) In-Mold Inoculation Systems

  • Nodu-Bloc Low Silicon Nodulizers

  • Resulf 30 (U.S. Patent 6,733,565 B1) CG Iron Additive

  • Resulf 30IE (U.S. Patent 6,866,696 B1) Inoculant Enhancer
    • Improves inoculation
    • increases nodule count
    • reduces chill
    • "rejuvenate dead irons"
    • works with any inoculant