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PSA: I looked up the heat loss numbers for our old pouring ladles and it's worse than I thought
I was reading an old industry report from the 90s and it said our standard 500-pound ladles can lose up to 15 degrees per minute just sitting in the air before a pour. I always figured it was bad, but that's a huge chunk of heat. We've been talking about new linings, but maybe we need to look at pre-heating the ladles more, or even those insulated covers I used to think were a waste of time. Has anyone tried those covers on a production floor and did they actually help?
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jamie1306mo ago
Oh man, that's wild! We did the same thing with some custom covers and it was a total game changer. Honestly made the whole pour way more consistent.
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jenniferb536mo ago
We had the same problem with our smaller ladles. Boss got some ceramic fiber blankets and we made our own covers. Cut the drop down to maybe 5 degrees a minute. Big difference in pour temp. Pre-heating helped too, but those covers were the real fix. Cheap and easy to do.
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linda_ward5mo ago
Right, cause nothing says "we've got this under control" like wrapping your ladles in what looks like a high-temp space blanket. But hey, if it keeps the temp from dropping faster than my coffee on a cold morning, I'm all for it. We tried pre-heating too and it was like putting a bandaid on a bullet hole. Those covers really do the heavy lifting. Sometimes the jankiest fix is the best fix.
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