Research Article
Bloating Mechanism of Lightweight Aggregates due to Ramping Rate
| Sintering | Input temperature (°C) | Output temperature (°C) | Sintering time (min) |
| Rapid sintering | 1100 | 1100 | 10 | 1140 | 1140 | 1180 | 1180 |
| Two-step firing | | 1120 | 10 (7′ + 3′) | 600 | 1140 | 700 | 1160 | 20 (14′ + 6′) | 800 | 1180 | 900 | 1200 | 30 (21′ + 9′) | | 1220 |
| Normal sintering | 300 | 1120 | 40 | 1140 | 1160 | 1180 | 60 | 1200 | 1220 |
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