Hoffman kiln jẹ o dara fun awọn ile-iṣẹ biriki pẹlu agbara ojoojumọ nipa awọn biriki 50,000-200,000.
(Ti agbara rẹ ba ga ju, a ṣeduroto tunnel kiln fun o.)
Awọn ipilẹ ipilẹ Hoffman kiln:
| Nọmba ti ẹnu-ọna | Apa ti ina | ibú (m) | Giga inu (m) | Agbara ojoojumọ (awọn kọnputa) |
| 18-24 | 1 | 3.6-3.9 | 2.6-2.8 | ≥70,000 |
| 18-24 | 1 | 3.9-4.2 | 2.6-2.8 | ≥80,000 |
| 32-48 | 2 | 3.6-3.9 | 2.6-2.8 | ≥130,000 |
| 32-48 | 2 | 3.9-4.2 | 2.6-2.8 | ≥150,000 |
| 48-72 | 3 | 3.6-3.9 | 2.6-2.8 | ≥190,000 |
| 48-72 | 3 | 3.9-4.2 | 2.6-2.8 | ≥210,000 |
| ≥72 | ≥4 | 3.6-3.9 | 2.6-2.8 | ≥250,000 |
Akoko ifiweranṣẹ: Oṣu Kẹjọ-23-2021