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Recent content by davidtb

  1. davidtb

    Electrostatic Oil Cleaning

    I thought the key benefit of electrostatic oil cleaning was to remove "soft contaminants" varnish, in particular. I'm just a tech-pub junkie, but with the papers I read, that's the big advantage. There's an arguments for cellulose in filters doing about the same thing. my 2¢ db.
  2. davidtb

    Grease Thickeners

    Interestingly enough, there's much more concern about mixing greases than mixing oil viscosities.
  3. davidtb

    Oil analysis

    What's the equipment? What's the useage? What's the environment? How many fingers in the pie? Are your samples anygood? What will you do with the answers you get?
  4. davidtb

    Keep razor blades sharp

    Cheap, cheap, Cheap a good rinse a dunk in water-free alcohol and submerse in baby oil to cover the blade(s) trip. blade will stay sharp for over 30 uses. an indestructable toy is great for breaking other toys..
  5. davidtb

    Coperion MEGAcompounder Gearbox foaming Problem

    We got a ZSK-70 Megacompounder loaded with Castrol 1715-320 semi-synthetic, it's at 120°F running 50PSI spray gearbox. We get foaming from the top at start up, and from the sample port 1" from the bottom of the tank, theres entrainment. Some think a switch to a full synthetic oil will do the...

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