Product Name: Tunnel Kiln KILN SECTION: 3.6m, 4.8m, 5.2m Environmental: Friendly Type: Brick Tunnel Kiln Burning Temperature: 900-1050℃ Burning Fuel: coal and natrual gas Kiln length: 90-120m in length Electric Tunnel Kiln: Energy-saving and efficient Tunnel Kiln for Brick Firing Process: Improves the brick production process and save resources