... output:6,500,000-8,000,000pics Tunnel kiln specifications 1.Length of kiln:60m 2.Hearth using size: L60m×W1 ... Temperature measuring point: 10pics15.Smoking way: motivity smoke at kiln side, residual heat utilization16.Driving mode: hydraulic push ... rod promote,speed adjustable, car outer circulation17.Kiln car stay time: 40-60minutes/time18.Mainly temperature distribution Clay brick tunnel kiln