Recent content by SHD

  1. SHD

    Aluminum and copper -- Galvanic corrosion

    A number of years ago, I worked for a pulp mill. After the wood chips were cooked and pulped, the pulp, at 3% consistency, had to be separated from impurities. This was accomplished by pumping the stock (under pressure) through cyclonic centi-cleaners attached to a stainless steel header with...