Hit 500 straight pours without a single cold shut on the old Hunter line.

Everyone says you need a perfect furnace temp and new molds to avoid cold shuts. I ran it at 1350 degrees with molds that have seen better days. Just kept the ladle steady and the pour speed even. It's not about the gear, it's about the hand. Anyone else find the old ways still work if you're careful?

3 comments

3 Comments

hannahreed21d ago

You're right about it being in the hand. I had a run last month where the furnace was all over the place, but I just focused on keeping my pour rhythm the same every single time. The guy on the next line had newer stuff and more cold shuts than me. It's easy to blame the tools, but a steady routine makes a bigger difference.

patw8520d ago

Back in '09, our whole shop ran on mismatched, beat-up crucibles. The key was marking a fill line on your own ladle and never deviating from it, no matter what the furnace readout said. That consistency in your own motion saves more castings than any new gear.

the_jenny20d ago

Sounds like the furnace was the real rookie.