Category Archives: Uncategorized

tap hole life

Hi steelmaking friends! Trying to gauge tap hole life for those with EBT.  Currently we can get 160 – 170 heats, wondering if anyone is doing significantly better than that without piping the hole? Thanks Brendan

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Samplers

Anyone using a supplier other than Hereaus for your temp and O2 samplers?

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EAF turnaround time

Hoping to discuss this during online meeting on March 18th. Would like to benchmark EAF turnaround time, i.e. from power off of one heat until power on of the next heat.  Right now we are at 5.25 min/heat and I would like to know if anyone is achieving <4 minutes.  How is the time broken […]

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Mast Arm Connection Bolts

Hello, What material of bolt and grade is correct for the connections for the mast cables to the mast arm and to the vault wall? Thanks, Matt  

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Taphole and Runner Maintenance

For those members who operate a furnace with a conventional taphole and runner, when do you perform runner refractory maintenance during the heat?  Do you delay the furnace to do this work or is your procedure to do it with the power on?

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Furnace door slag pots

Are many people in the industry still using water to de-foam slag pots or has the industry migrated to other systems?

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Refractory Analytical Lab Referral

We’re looking for a lab, not affiliated with a refractory supplier, that can perform chemical and microstructural analysis post-mortem on refractory materials.  Ideally they’d have good failure analysis capacity too.  Anyone have a reference to share??

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ERP system

Does anyone use the STRATIX/Invera ERP system in their plant?  It is supposed to be specifically for the metals industry, just curious if any feedback from a user.

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PA Systems at EAF

Can anyone offer information of what type of PA system you use in your shop. We generally use two way radios and base stations. Looking for a more robust PA system and would like to move away from radio operation. Our systems were originally installed with full PA systems throughout the shop but replacement and […]

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EAF bearing life

Hi Friends. Just trying to get some information from others on EAF swing bridge bearing life – in terms of both number of heats and time frame.   Also any info on the in-service temperature that your bearing sees? Thanks Brendan

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