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Statement: In the blast furnace, limestone calcination occurs in the stack at approximately 800–900°C; the CaO produced reacts with silica gangue to form calcium silicate (CaSiO₃) slag, with target basicity CaO/SiO₂ ≈ 1.0–1.2.
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- About → Limestone
- Cites → 2026-blast-furnace-wikipedia