The main raw material for manufacture of silicon carbide refractories is_________________?
Correct answer: B. Carborundum
- A. Corundum
- B. Carborundum
- C. Bauxite
- D. Periclase
Explanation
Carborundum is the industrial name for silicon carbide, the principal raw material used in silicon carbide refractories. Corundum and bauxite are alumina-bearing materials, while periclase is magnesia.
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