robinson.leo•1mo agoProlific Poster

Just read the specs on the new 12-inch cutter head for the 'Mudmaster 3000' and the torque numbers blew my mind

I was flipping through the latest dredge supply catalog last night, looking for a new pump seal. On page 23, they had the full breakdown for the upgraded cutter head. It lists a peak torque of 18,500 ft-lbs. For a 12-inch head, that's wild. I've run 10-inchers for years that barely hit 12k. Makes me wonder what kind of hardpack it's meant to chew through. Has anyone here actually run one of these new high-torque models on a real job yet?

3 comments

3 Comments

olivia_hernandez1mo ago

Yeah, those torque numbers are a real jump from the old gear. In my experience, that much power in a 12-inch head is going to shake the whole ladder something fierce if you aren't careful. It sounds like they're building for pure rock or maybe that super dense blue clay we hit up north last year. Would love to hear from someone who's put one through its paces before our crew thinks about an upgrade.

brian_robinson1mo ago

That blue clay up north, was it the same batch that sheared three of our stabilizer pins in a week?

ray8161mo ago

That was the exact same blue clay formation off the 41... we logged it as abnormally dense with zero moisture give. The new gear Olivia mentioned might handle the torque, but the real problem is the sudden, full-body shock load when that clay finally lets go. It doesn't bend, it just snaps. I'd be looking at the whole ladder frame for stress cracks, not just the pins.