tenova inc. has over 300 rotary hearth furnace references. design and supply of rotary hearth furnaces are provided for heat treating, bloom reheating in seamless pipe mills, calcining, carbon based dri production, metal reclamation as well as other applications.
the rotary hearth furnace is used primarily for gear hardening type applications that require process quenching. it comes standard with an endothermic gas atmosphere system. the temperature range for the rotary hearth furnace is 1850° f (1010° c) to 2300°f (1260°c).
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surface combustion’s rotary hearth design starts with the hearth. it can be a refractory hearth made of hard brick and/or castable refractory or it can be an alloy hearth. the rotating hearth is sealed from the outside environment via oil or an oil substitute type of fluid.
a rotary hearth furnace is a direct-reduction device that enables to recover valuable metals from dust produced during the steelmaking process, as well as to produce direct-reduced iron from fine ore. steel mills generate various kinds of dust that are produced during the steelmaking process. among these, dust containing large quantities of
can-eng rotary hearth furnaces have been utilized in a wide variety of applications for both reheating and heat treating operations. system capacity ranges up to 60 metric tons/hr (130,000 lbs/hr) tph and consist of both rotary table and rotary ring designs.
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Environmental Protection and Health One
LUM is of little dust and noise, achieving Environmental Protection Request, it is quite environmentally friendly
To Improve the Purity Two
Low investment cost: LUM use PLC/DCS automatic control system, well save the cost of operators.
High Efficiency Three
LUM has excellent grinding-efficiency for the special design of roller shell and grinding plate curve.
Low Cost Four
Utilize advanced working principle and reduce the grinding time, as a result, the final products has little iron and the whiteness and purity are raised.