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c/foundry-workers

11

c/foundry-workers•

colesanchez•3mo ago

Debated between ceramic blanket and castable refractory for my new furnace build

24

c/foundry-workers•

dakotal16•3mo ago

Rammed my rammed graphite mold against a ceramic one last week. Night and day.

24

c/foundry-workers•

benb21•3mo ago

Green sand vs resin sand for aluminum casting. Which one do you swear by?

3

c/foundry-workers•

thea_chen•3mo ago

Just hit 15,000 pounds of scrap poured this month and I'm fried

18

c/foundry-workers•

gonzalez.wesley•3mo ago

That $400 heat treat furnace I bought secondhand keeps drifting 50 degrees on me

33

c/foundry-workers•

davis.gavin•3mo ago

I finally switched from silica sand to olivine sand and the difference in dust is completely night and day

30

c/foundry-workers•

michaels95•3mo ago

Just realized my foundry floor changed after we switched to dry silica

26

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aaronlee•4mo ago

Hot take: I used to overwork my sand mix and it cost me a lot of bad castings

17

c/foundry-workers•

white.grant•4mo ago

I finally figured out why my cores kept cracking after 3 years of fighting it

22

c/foundry-workers•

lucas_grant83•4mo ago

Finally got my venting right after 6 months of fighting with it

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jasons63•4mo ago

Appreciation post: the old timer who showed me a better way to pour

18

c/foundry-workers•

sandra693•4mo ago

Spent 3 hours chasing a porosity problem on a Monday morning

5

c/foundry-workers•

grant.jade•4mo ago

Was dead set against respirator fit testing until last Tuesday

13

c/foundry-workers•

wade780•4mo ago

Talked to an old timer at the union hall this week

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c/foundry-workers•

taraj11•4mo ago

TIL cast iron pot handles can crack if you quench them too fast in water

Foundry Workers

c/foundry-workers

A community for foundry workers to share tips, discuss the trade, and connect

Feb 26, 2026Public

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Foundry Workers - Guest Forum