1995 - Volume #19, Issue #4, Page #38
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Cutting Torch Makes Its Own Oxygen
The system consists of an oxygen storage tank (you can use one or two tanks at a time), a pressure relief valve, propane tank, torch set with dual knob control and safety check valve, four specially designed braze/ weld tips, and sodium chlorate pellets. A pellet is lit and placed in the oxygen tank with the plastic cap secured. The burning sodium chlorate produces oxygen. After pressure inside the tank reaches 8 lbs. per sq. inch, which takes only about 8 seconds, color coded propane and oxygen valves on the torch handle are adjusted to regulate flame size.
"It eliminates the need for heavy, high-pressure oxygen cylinders," says Polhill. "It's also very cost effective. Oxygen costs 4 to 7 cents per minute compared to up to 60 cents per minute for conventional bottled oxygen. Each pellet produces about 40 liters of oxygen."
A single tank model sells for $265; a double tank model for $365.
Contact: FARM SHOW Followup, B.K. "Buzz" Polhill, Solid Ox Mfg., Inc., 115 E. Washington St., Freeport, Ill. 61032 (ph 815 235-0055).
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