Which is not an alumino-silicate refractory ?
Correct answer: A. Tar dolomite bricks
- A. Tar dolomite bricks
- B. Mullite bricks
- C. Fireclay bricks
- D. High alumina bricks
Explanation
Fireclay, mullite and high-alumina bricks are alumino-silicate refractories. Tar dolomite is a basic refractory made from dolomite with a tar or carbonaceous binder.
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