A professional who mixes flux for graphite tubes and replaces tubes and chemical supply tanks on aluminum remelt furnaces. Respnsibilities include:

• Mixes silicon aluminum paint solution (flux) and dips ends of new graphite tubes into solution to coat them.
• Transports tubes and tanks of chlorine and nitrogen to furnaces, using handtruck.
• Turns valves to shut off flow of chlorine and removes tubes from furnace, using handtools.
• Discards broken tubes and installs new ones.
• Cleans usable tubes, using wire brush, and installs them to specified depth.
• Installs replacement tanks of chlorine and nitrogen on furnace, using handtools, and adjusts valves until tank pressure and flowmeters reach specifications.
• Records amounts of chemicals and tubes used for each furnace.
• Tours furnace area to verify readings of pressure and flowmeter gauges and makes required adjustments.