Bogie hearth for bogie hearth type resistance furnace
A trolley-type resistance furnace, trolley technology, applied in the direction of furnace, furnace type, lighting and heating equipment, etc., can solve problems such as short circuit, furnace bottom temperature cannot be guaranteed, affecting production safety, etc., to improve surface area, good resistance Oxidation performance, the effect of prolonging the service life
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[0013] Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0014] Such as figure 1 As shown, this embodiment provides a trolley for a trolley-type resistance furnace, and the cast iron 1 for the load-bearing workpiece, the refractory layer 2, the heat insulation layer 3, and the heat insulation layer 4 are sequentially arranged from top to bottom , floor layer 5, heating element 6, heat insulating brick 7 and car body 8, the refractory layer 2 adopts high alumina brick, the heat insulating layer 3 adopts diatomite brick, and the heat insulating second layer 4 adopts lightweight Clay bricks, the furnace bottom plate is made of heat-resistant steel, the bottom plate layer 5 is spliced by several strip-shaped furnace bottom plates, and the joints between adjacent furnace bottom plates are buckle-type, and the furnace bottom plate A gap 11 for thermal expansion and contraction is provided at the joint...
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