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What should the burnout cycle be?

April 26, 2017burnout CYCLE

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What should the burnout cycle be?

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This would depend on the size and the number of flasks in the oven as well as on the curing conditions. For best results the flasks should be heated at a very slow rate for several hours to about 800 degrees F (425 C) and then raise it to casting temperature, hold for long enough and then cast.