Rock crusher - Miller Welding Discussion Forums
04-28-2012, 09:32 AM. I use 7018 to weld hooks on jaw crusher dies. For dragline buckets, I have used 309 with good luck. Sometimes you can butter it with 309 and bring it out with 7018, but I prefer just using the 309. Reading about the fumes from mang rod caused me to stay away from it.
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