Aluminum melting furnace is a new type of high efficiency energy saving furnace according to the aluminum smelting process and development, it can well meet the aluminum smelting process in the alloy composition: strict requirements, production is not continuous, single furnace capacity requirements, to reduce consumption, reduce loss, improve product quality, reduce labor intensity, improve working conditions and improve the efficiency of the production function, is suitable for intermittent operation, alloying and returns multiple melting.
structure and characteristics:
1, using a circular hearth furnace and burner configuration, the circulation of the furnace gas strong, uniform furnace temperature, no local overheating overheating, improve product quality, prolong the service life of furnace.
2, the shaft furnace:Charge in the shaft furnace in fully absorb the flue gas waste heat, reducing roof exhaust temperature, thermal efficiency is greatly improved, and the charging into the bottom oven preheated to near the melting state, the melting rate is very high and very low energy consumption.
3, the air preheater and the furnace shell laminated air: air preheater well absorb the waste heat of flue gas, preheated air into the furnace shell laminated duct, further preheating, the relative improvement of environmental temperature, reduce the furnace shell cooling, air preheating can improve combustion efficiency, combustion intensity, flame temperature and velocity, strengthen the furnace gas circulation and heating rate.
4, door structure reasonable furnace door sealing, without adding furnace;The door sealing, opening time less, small heat loss of the furnace refining slag, no dead angle, convenient operation, good operating environment.
5, top charge: convenient charging, low labor intensity, the temperature fluctuation is small, long life, feeding off the melting time.
6, the use of highly efficient energy-saving burner to heat, with easy ignition, quick temperature rising, high spraying speed, the combustion characteristics of safety, excess air coefficient is small.
technical parameters of
1. ≤ 650000 kcal / ton of aluminum consumption.
2. furnace body specifications are: 1.5T, 2T, 3T, 4T, 5T, 6T, 8T, 10T, 12T, 15T, 18T, 20T, 25T. according to user requirements for special design.
3. aluminum loss index ≤ 1.2%. Explain.The main economic and technical indicators: refers to the furnace to achieve the rated capacity, returns no more than 30% (Jie Jingliao), the rest is aluminum, into the thermal equilibrium state in the stove and the normal production conditions, from the feed to liquid aluminum reaches to 740 ℃ process index.
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