Alcoa Modified Disintegration of Refractories by Alkali

Nine 2" cube specimens are required. A 1" hole is drilled into the face of each specimen and filled with either 8 gm of Potassium Carbonate, 8 gm of Sodium Carbonate, or a mixture of 4 gm of Potassium Carbonate and 4 gm of Sodium Carbonate. The effects of firing three cubes each at 900°C, 1000°C, or 1100°C for 5 hours are determined visually.

$1260 per test of 9 specimens

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