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Multi-stage (multi-chamber) roasting furnace

The multi-stage baking furnace that can adapt to multi-nature materials is composed of a furnace body, a driving device, a central shaft, a furnace rake, a temperature control system, etc. It can continuously roast materials at a maximum of 1000 ℃, can accurately control the roasting time and temperature of materials, and can adapt to the roasting of cementitious materials. It can be used in mineral roasting (such as zinc oxide defluorination rate in lead smelting production, etc.), activated carbon regeneration, sludge pyrolysis, wastewater treatment, food sugar adsorption decolorization refining and other fields.

Keywords: production equipment selection, system manufacturing, upgrading

Classification:

Industrial furnace

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Product Description

Product Introduction:

The multi-stage baking furnace that can adapt to multi-nature materials is composed of a furnace body, a driving device, a central shaft, a furnace rake, a temperature control system, etc. It can continuously roast materials at a maximum of 1000 ℃, can accurately control the roasting time and temperature of materials, and can adapt to the roasting of cementitious materials. It can be used in mineral roasting (such as zinc oxide defluorination rate in lead smelting production, etc.), activated carbon regeneration, sludge pyrolysis, wastewater treatment, food sugar adsorption decolorization refining and other fields.

 

Technical parameters (taking zinc oxide defluorination and chlorination in a lead smelter as an example)

Specifications Specifications and models 10 floors, 220 ㎡
Annual working day 330d
Using Parameters Processing capacity 80-100t/d
Inner diameter of steel shell 6770mm in ф
Hearth floor height 1064mm
hearth slope 7°
Furnace working temperature of roasting layer 700±50 ℃
Combustion mode Natural gas; burners.
central shaft drive variable frequency speed regulation
Material residence time Greater than 2h
hearth material High quality clay refractory
Technical Requirements Direct yield of zinc ≥ 97.5%
defluorination efficiency ≥ 86%
dechlorination efficiency ≥ 78%

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