ductile iron
   To Promote the production and application of ductile iron castings Issue 1, 2010   
 

 FEATURES

2010 Spring Meeting Summary

2010 SPRING MEETING SPEAKER BIOS AND SELECTED PRESENTATIONS

Refractory Concerns for Melting, Treating & Pouring Ductile Iron - Pete Satre
Fluxing in Ductile Iron Melting and Pouring - Dave Williams
Process Compensated Resonant Testing for Ductile Iron - Bob Nath
Carbidic Ductile Iron - Marc King
Melt Deck Safety - Chuck Cushing
Ductile Iron Slag Management in Coreless Furnaces - Chris DeRosa
Innovations in Medium Frequency Induction Melting - Charles Fink
Front End Nodularity Determination Using Standard Coupons - Matt Meyer
A.R.M.S. - Automatic Robotic Melt System - Paul Webber
Studies of Nuclei in Ductile Iron - Why Is This Important For Foundrymen - Rob Logan

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MEETINGS - BUSINESS - PEOPLE

MEETINGS

Heavy Section Ductile Iron Conference

The Ductile Iron Society Fall Meeting will be held October 27-29, 2010 at the Marriott Cleveland Downtown at Key Center Hotel in Cleveland, Ohio.  


BUSINESS

Washington Mills Breaks Ground on a 10,000 Ton Silicon Carbide Expansion

Washington Mills has started construction to expand its silicon carbide furnace plant in Hennepin , Illinois . The new construction will add an additional 10,000 tons per annum of silicon carbide crude manufacturing capacity. This expansion will bring Washington Mills’ total silicon carbide crude capacity to 70,000 tons and is expected to be completed sometime in late 2010. 

Washington Mills is expanding its silicon carbide crude production in order to take advantage of the growing demand for its CARBOREX® silicon carbide micro grits and powders.  The best way to produce CARBOREX® silicon carbide powders to requested specifications is to control the manufacturing process from start to finish.  Expanding its silicon carbide furnace plant gives Washington Mills control over the quality of the silicon carbide crude used as feedstock to produce high quality CARBOREX® microgrits.  Increased production capacity will allow the company to continue supplying sales opportunities for CARBOREX® powders in the semiconductor, photovoltaic, and advanced ceramic industries as well as in standard abrasive applications.  

This silicon carbide expansion is also aimed at continuing to supply a growing demand for a secure domestic source of metallurgical grade silicon carbide in North America .  In addition to producing crystalline silicon carbide for the applications noted above, Washington Mills produces CARBOLON MA, a high quality metallurgical grade silicon carbide that is used as a source of carbon and silicon in the production of iron castings.  CARBOLON MA is also a popular choice for the steel industry because its powerful, uniform deoxidizing properties can improve cost savings through effectively reducing slag and recovering valuable elements such as manganese and chromium. 

The silicon carbide furnace expansion will feed into our patented SULFEROX environmental control system, which converts the additional off-gases into a solid state through an environmentally friendly process. Environmentally, Washington Mills’ Hennepin silicon carbide plant has one of the most advanced emission control systems in the world.  Washington Mills’ sophisticated environmental control system contains the off-gases and particulate matter and then further processes the particulates and treats the gases in order to remove the sulphur.

Washington Mills’ reliable, high quality silicon carbide furnace operation puts the company in an excellent position to respond to customers’ needs. Washington Mills is the only silicon carbide furnace facility in the U.S, whereas much of the other silicon carbide production resides in developing countries.  Washington Mills’ strategic U.S location makes it a dependable and stable source of silicon carbide. We’re expanding our furnace capacity at Hennepin because we believe in our future business opportunities for silicon carbide, and Hennepin is a competitive and environmentally sustainable facility that will be a reliable source of high quality silicon carbide for years to come.

Washington Mills, founded in 1868, is the largest electro-minerals producer in the U.S and serves customers around the world. Washington Mills has facilities in the U.S, Canada , Norway and the U.K.  

Inquiries: awilliams@washingtonmills.com


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