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"CATHODE MAKER"
Job Description and Jobs

Job Description:

  • 1) Tends tanks and related equipment that coats cathode screens with asbestos for use in electrolytic cells: Opens valve to fill cathode tank with caustic liquor.

  • 2) Weighs out prescribed quantity of asbestos and dumps it into tank.

  • 3) Starts air compressor and opens valve to force asbestos and cell liquor to mixing tank and return it to cathode tank after agitation for specified time.

  • 4) Draws sample of resulting slurry and determines specific gravity, using hydrometer.

  • 5) Positions cathode screen over cathode tank, using crane.

  • 6) Connects vacuum hose to cathode and lowers cathode into tank for asbestos coating, using hoist.

  • 7) Observes vacuum gauge to determine number of dips or immersion time necessary to apply asbestos coating of specified thickness to cathode.

  • 8) Applies asbestos tape to secure cathode rim.

  • 9) Transfers coated cathode to drying area, using crane.

  • 10) Records number of cathodes coated, immersion and drying time, and quantity of materials used.

  • 11) May tin cathode bars, using tinning compound.

  • 12) May cut asbestos paper to size and cover screens and plates with new linings.

 

 

 


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End Of Job Description for: "CATHODE MAKER"
DOT:   554.585-010

Job Number: 1589