Technical Papers (require

to view).

For technical tips and a wide variety of other industry information that you may find helpful, please feel free to view the papers and presentations listed below.  All documents on this page were written by experts on the staff of ASI International, Ltd. 

Presentations

• Use of Fluxes in Ductile Iron Melting, Holding and Pouring
  By David C. Williams

• Method to Improve Inoculant Efficiency
  By R. L. (Rod) Naro

• Improving Inoculation in Thin Section Ductile Iron Castings
  By Marc King

• Metallurgical Challenges in Today's Ferrous Foundries
  By David C. Williams

• Typical Case History using REDUX EF40L

Metallurgical Tips - technical papers dealing with reducing inoculation costs and improving metal structure

• Reduce ductile Iron processing costs through the use of Nodu-Bloc Iron Magnesium
  (0.1mb)

• Case histories of using NoduBloc as a cost saving replacement/supplement for magnesium ferrosilicon alloys
  (30 kb)

• A simplified method for manufacturing compacted graphite iron - using Resulf 30 to de-nodulize and convert ductile iron to compacted graphite iron
  (580kb)

• Reduce inoculation costs and chill in gray iron castings by using Inocu-Bloc tablets
  (0.25mb)

• Independent case study from Elkem detailing the successful substitution of NoduBloc for MgFeSi in ladle treatments of ductile iron
  (10mb)

Refractory Tips - articles on improving melting efficiency and extending refractory life 

• Refractory Expert joins staff of ASI International, Ltd.
  (26kb)

• Reduce Electrical costs and Improve Furnace Efficiency
  (0.5mb)

• Using Redux CF40 to improve cupola melting efficiency
  (44kb)

• Using Redux EF40LP fluxes to keep ladles clean and lengthen refractory life
  (0.2mb)

• Eliminate inductor clogging and extend the working life of channel holding furnaces
  (0.5mb)

• Northeast Ohio AFS Powerpoint presentation from September 2006 on various case histories of using Redux EF40L fluxes to extend refractory life and improve furnace efficiency
  (0.5mb)

• AFS Powerpoint presentation from April 2006 on successful case studies of using Redux EF40L fluxes in combating channel furnace buildup
  (0.5mb)

• Ductile Iron Society paper on using Redux EF40 fluxes to combat buildup in ladles, coreless, channel, and pressure pour furnaces, and fisher converters (7 case histories reviewed)
  (0.2kb)

• Mechanism and control of buildup phenomenon in channel induction and pressure pouring furnaces
  (0.4mb)

• Successful use of Redux EF40L in treatment ladle buildup from ductile iron - case study by Beijers Sweden and ASI International, Ltd.
  (0.7mb)

Casting Defects - reducing and eliminating casting defects associated with using phenolic urethane binders

• Battling the elusive lustrous carbon defect - article condensed from from Modern Castings Magazine, May 2003
  (1.4mb)

• Reducing lustrous carbon defect surface wrinkling, laminations and pockmarks from PUN binders
  (4.84mb)

• Sub-surface gas porosity defects – cause and prevention
  (0.8mb)

• The Sand Controversy - Does Core Sand Harm Your Green Sand?
  (44kb)