Technology Committees


Refractory Systems Technology Committee Activities

The RSTC met 7–8 February 2018 in Calvert, Ala., USA. The RSTC reviewed the 2017 Steel Industry Fatalities report and held a safety roundtable discussion. Discussions were focused on areas of accidents. Representatives from three companies reviewed safety practices:

  • Xin Zhang and Matthew Chabes of ArcelorMittal.

  • Tom Stroia of Outokumpu Stainless USA LLC.

  • Jerrod Kelly of Nucor Steel–Arkansas.

The RSTC’s technical sessions for AISTech 2018 were reviewed. Michael Anderson discussed the current papers and session layout. Lionel Rebouillat reviewed the important deadlines to meet and the roles of paper and session chairs.
The Refractory Systems Best Paper Award was discussed and subsequently presented at AISTech.
Nominations were taken for 2018–2019 RSTC officers.
Secondary Steelmaking Refractories — A Practical Training Seminar was reviewed. The seminar will be held in Charleston S.C., USA, on 22–25 October 2018.
A Young Professional recruitment subcommittee was brought up. Ryan Wolfred, AIST staff engineer, discussed AIST’s initiative to recruit new young members to get involved in Technology Committee activities, including adding a young professional recruitment chair to each committee. Kyle Kingsbury volunteered as chair.
Discussion then focused on future meetings. Suggestions included Charleston, S.C., with Secondary Steelmaking Refractories — A Practical Training Seminar; the Minnesota Iron Range; Big River Steel; and Rio Tinto in Canada.
The following technical presentations were given:

  • “Magnesia Dolomite for Stainless AOD,” by Kyle Kingsbury, Duferco Steel Inc.

  • “Recent Raw Material Increases in China and How the Pollution Control Agenda Is Affecting Them,” by Kyle Kingsbury.

  • “EAF Refractories,” by Joydeep Dutta, Orind Special Refractories.

  • “Case Study of Nucor Steel–Arkansas’ Thermbond Ladle Lips Rings,” by James Smith, Thermbond Refractory Solutions.

  • “Raw Material in China Review and Status Update,” by Korey Skala, RHI Magnesita.

RSTC chair Lionel Rebouillat (right) presented a plaque to Tom Stroia (center) and Dennis Heimann (left) in appreciation for hosting a tour of Outokumpu Stainless USA LLC.
 
Guy Tremblay, senior coordinator supply, ArcelorMittal Contrecoeur East, accepted a plaque of recognition from Lionel Rebouillat, RSTC chair, for hosting the RSTC’s tour (left to right): Joydeep Dutta, Matthew Chabes, Patryk Stolp, Jimmy Barrett, Tremblay, Michael O’Dowd, Michael Anderson, Rebouillat, Yong Lee and Xin Zhang.
Pascal Gaudreau, senior process coordinator, ArcelorMittal Contrecoeur West, accepted a plaque of recognition from Lionel Rebouillat for hosting the RSTC’s tour (left to right): Julie Gagné, Matthew Chabes, Jimmy Barrett, Yong Lee, Gaudreau, Patryk Stolp, Joydeep Dutta, Rebouillat, Michael O’Dowd and Xin Zhang.

The RSTC met 4–5 October 2017, Montreal, Que., Canada. The RSTC discussed the 2017 Steel Industry Fatalities report, followed by a roundtable discussion. Committee members were reminded that they can and should contact active RSTC members for safety or process-related issues.
A review of the AISTech 2018 session development was led by Mike Anderson, papers chair. Four sessions are scheduled, with one being a joint session with the IMTC. Session chairs were selected, and the instructions for papers chair and session chair were reviewed.
A subcommittee has been formed to select the recipient of the Refractory Systems Best Paper Award. The award will go to the best refractory systems paper presented at AISTech 2017.
Jimmy Barrett, education chair, presented a revised program for Secondary Steelmaking Refractories — A Practical Training Seminar. This course was held on  23–26 October 2017.
Lionel Rebouillat encouraged RSTC members to reach out to producers to participate in committee activities.

The following attendees gave technical presentations:

  • Dave Ehrhart, Magnesita: Zero-emissions refractory technology.

  • James Smith, Stellar Materials: Poly-crystalline alumina fiber.

  • Joydeep Dutta, Orind: Magnesia-carbon refractories for EAF and ladles.

  • Patryk Stolp, Vesuvius: Steel temperature homogenization in the tundish.​

 
 
Lionel Rebouillat (right) presented Xin Zhang (left) with the RSTC service plaque.

The RSTC met 9 May 2017, Nashville, Tenn., USA.

The following officers were elected:

  • Chair: Lionel Rebouillat, Pyrotek Canada Inc.

  • Vice chair: Rakesh Dhaka, U. S. Steel Research and Technology Center

  • Papers chair: Michael Anderson, Magneco/Metrel Inc.

 
 
Lionel Rebouillat presented a plaque of appreciation to Wayne Allen for hosting the RSTC’s tour of Steel Dynamics Inc. – Flat Roll Group Columbus (left to right): Xin Zhang, Allen, Rebouillat and Jimmy Barrett.

The RSTC met 22–23 February 2017, Columbus, Miss., USA. The RSTC reviewed the latest Steel Industry Fatalities statistics and held an open roundtable discussion on safety.
The group reviewed the RSTC’s technical program development for AISTech 2017, which includes seven sessions, four of which are being held jointly with other Technology Committees.
Committee officers for 2017–2018 were discussed and elections will take place during the RSTC meeting at AISTech 2017.
Secondary Steelmaking Refractories — A Practical Training Seminar, which was held in October 2016, was reviewed, noting a good turnout of producer members and overall attendance. Planning is underway for the next installment, to be held 23–26 October 2017 in Milwaukee, Wis., USA, with a tour of Charter Steel – Saukville.
The RSTC discussed future meeting locations and tours. The fall 2017 meeting is tentatively planned for early October in Montreal, Que., Canada, with a tour of ArcelorMittal Long Products Canada.

The following technical presentations were given:

  • “Improved Bottom Optimized Solution (IBOS),” by Korey Skala, RHI.

  • “Tundish Design: Yield Enhancing System — Impact and Advantages,” by Dan Schaner, Vesuvius.

The RSTC enjoyed a tour of Steel Dynamics Inc. – Flat Roll Group Columbus during their meeting on 22–23 February 2016.

The LSRTC and RSTC met 13 October 2016, Birmingham, Ala., USA co-located with Secondary Steelmaking Refractories — A Practical Training Seminar​. The LSRTC and RSTC held separate business meetings and convened as a group for technical presentations.
During their separate meetings, each committee reviewed the 2016 Steel Industry Fatalities report, followed by a safety roundtable discussion on the cause, age, area and annual breakdown of incidents.
Rakesh Dhaka, RSTC papers chair, led a discussion on the RSTC’s AISTech 2017 technical sessions. Twenty-nine papers have been selected and organized into six sessions, three of which will be held jointly with other committees. Matt Hallam discussed the LSRTC’s technical session development, which includes 21 abstracts. Session titles and chairs were identified and the roles of the session chairs and papers chair were reviewed.
The 2017 AIST RSTC Best Paper Award was discussed, along with the development of evaluation criteria. The winner of the 2017 AIST Ladle and Secondary Refining Best Paper Award was announced. These awards will be presented at each committee’s respective meeting at AISTech 2017 in May.
Jimmy Barrett, LSRTC education chair, reviewed Secondary Steelmaking Refractories — A Practical Training Seminar, noting a good producer turnout this year. The next conference will be held 23–26 October 2017 in Milwaukee, Wis., USA. Charter Steel – Saukville will serve as host plant.

The following presentations were given:

  • “Refractory Choice for Steel Ladles,” by Cassie Martin, D. Martin Enterprises.

  • “Effect of Steel Mill Refractory Practices on Ladle Shell Lives and Update on Technical Report No. 9,” by Matt Nousak, Middough LLC.

Xin Zhang (left) presented the RSTC service plaque to
Albert Dainton (right).

The RSTC met 17 May 2016, Pittsburgh, PA, USA.

The following officers were elected:

  • Chair: Xin Zhang, ArcelorMittal Indiana Harbor

  • Vice chair: Lionel Rebouillat, Pyrotek Canada Inc.

  • Papers chair: Rakesh Dhaka, U. S. Steel Research and Technology Center

  • Education chair: Jimmy Barrett, Allied Mineral Products Inc.

The RSTC and LSRTC met 10–11 February 2016, Mobile, Ala., USA. The 2015–2016 Steel Industry Fatalities statistics were reviewed, followed by a safety roundtable discussion.
The committees reviewed their technical sessions for AISTech 2016. LSRTC has five sessions scheduled, and the RSTC has four. The role of the session chair was reviewed.
Nominations for committee officers for the 2016–2017 term were accepted and approved.
Jimmy Barrett discussed the evaluations from Secondary Steelmaking Refractories — A Practical Training Seminar attendees. Seminar presenters were given their individual appraisals from the attendees.
The LSRTC and RSTC will hold another joint meeting in October in Birmingham, Ala., USA, with a tour of CMC Steel Alabama. The meeting will focus on ladle campaigns/ladle deformation.
The following technical presentations were given:

  • “Technology Update on Laser Monitoring of Metallurgical Vessels,” by Michel Bonin of Process Metrix.

  • “Experiences With Laser Monitoring at SSAB Mobile,” by Greg Manfredi of SSAB.

  • “Latest Techniques in IR Thermal Imaging of Metallurgical Vessels,” by Tom Connors of Connors Industrials Inc.

  • “Experiences With Laser Monitoring at ArcelorMittal Burns Harbor,” by Sanjay Kumar of ArcelorMittal Burns Harbor.

  • “Auto Tracking of Steel Plant Ladles Using RFID-Wireless Systems,” by Federico Ahualli of AustralTek LLC.

The Ladle & Secondary Refining Technology Committee and the Refractory Systems Technology Committee toured SSAB Mobile during their joint meeting on 10–11 February 2016.

The RSTC met 8 October 2015, Memphis, Tenn., USA, in conjunction with Secondary Steelmaking Refractories — A Practical Training Seminar. Lionel Rebouillat reviewed the status of the RSTC’s AISTech 2016 session development. There will be 20 papers presented across four sessions, two of which will be joint sessions with the Ladle & Secondary Refining and Continuous Casting Technology Committees. Volunteers were solicited for session chairs. The responsibilities of the session chairs were reviewed with the group.
The group also finalized its AISTech 2017 Call for Papers topic.
The initial feedback from Secondary Steelmaking Refractories — A Practical Training Seminar was discussed. The additional topics added concerning the tundish were deemed beneficial. There was a discussion of the time allotted to topics and modification of topics to better communicate the relevant information. This was tabled for a later discussion to include the Ladle & Secondary Refining Technology Committee members.

 
 
Albert Dainton (left) presented the RSTC service plaque to Dawn Mandich (right).

The RSTC met 5 May 2015, Cleveland, Ohio, USA.
The following officers were elected:

  • Chair: Albert Dainton, Vesuvius USA

  • Vice chair: Xin Zhang, ArcelorMittal Indiana Harbor

  • Papers chair: Lionel Rebouillat, Pyrotek Canada Inc.

Meeting Highlights:
The RSTC discussed Secondary Steelmaking Refractories — A Practical Training Seminar. James Barrett reviewed the schedule and gave some details on the sessions on tundish refractories.