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  1. mariodupuis

    Lime slurrying and pumping

    We make 40% lime slurry, to decrease viscosity of the slurry, we add a dispersant like naphthalenesulfonate polymer. It should help you at a resonable cost.
  2. mariodupuis

    Heat Tracing Sulfuric Acid Pipe

    BTG, The freezing point of 98% sulfuric acid is 30F. At 99% sulfuric acid the freezing point is 40F and at 100%, the freezing point is 50.7F. So, depending of the concentration varation on your sulfuric acid, you can have some problems is your pipe are not kept over this temperature.
  3. mariodupuis

    Dead stock removal from tanks.

    Did you thinck about using a second pump with lower capacity but more NPSH to suck the product out of your tank when your at low level?
  4. mariodupuis

    Principles of cooling water treatment

    I MarkkraM I found good info at Http://www.ctdoc.com/Contents.html
  5. mariodupuis

    Particle size vs. Dispersion

    I Kaos1, It is true that when a powder is too fine, it can form lump an lay at the surface of the liquid but theire is no specific value of ideal powder granulometry. This will depand mainly of the mixer used to dissolve the powder (mixing efficiency and flow of powder to the mixer). In...
  6. mariodupuis

    Material selection

    Hello My best choice for material selection is "Corrosion resistance tables" by Philip A. Schweitzer publich by Marcel Dekker inc. ISBN: 0-8247-8372-7. It contain information on metals, nonmetals, coating, mortars,plastics, elastomers and lining. I hope it will be helpfull to you.
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