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Dry lubrication and corrosion prevention of ACME screw in dusty location
Hello everyone, Thanks for taking the time to look at my thread. I'm new to posting but have been reading threads here for a while. I'm designing an acme screw lifting device in a warm and dusty location. By warm I mean 80-140 F in an industrial setting with some coal and dirt dust...- muddybiker
- Thread
- Replies: 8
- Forum: Mechanical engineering general discussion
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Grinding Biomass in Coal Grinders
Vertical roller mills can break the pellets back to their original particles sizes without much trouble, but the classifier will reject the particles until they are finely ground like coal (say 98% passing 50 mesh, 297 microns). The particles do not grind as easily as coal, especially when...- muddybiker
- Post #5
- Forum: Mechanical engineering general discussion
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Grinding Biomass in Coal Grinders
Hi ttwoodbury, What type of coal mill are you using? Are you milling the wood pellets with coal, or by themselves? I would be happy to help if I can. Depending on the type of mill, there may be some fairly simple adjustments that will improve performance. Regards, John- muddybiker
- Post #3
- Forum: Mechanical engineering general discussion
