Purpose:aluminum plate / coil / foil process annealing or final annealing; Form: forced hot air circulation; Furnace volume: 590t; Heating mode: electrical heating, gas; Furnace temperature difference: ≤±5; Metal temperature difference at the end of thermal insulation: ≤±3; Temperature control method: time & temperature setting or temperature ratio; PCL automatic temperature control; Loading / discharge: Three-Direction Complex Charging Vehicle.