CPC C22B 5/02 (2013.01) | 11 Claims |
1. An ultra-thin launder, comprising a body and the body has segments each having a wall thickness of 12 mm to 25 mm, wherein the segments comprise a launder inlet, a first launder, a second launder and a launder outlet that are connected in sequence; the launder inlet comprises a buffer zone and a direct-flow zone, an engaging groove is disposed in the direct-flow zone, and a filter plate is disposed in the engaging groove;
wherein, the body of the launder has a layered structure disposed with a refractory layer, a transition layer, a reinforcement layer and a protective layer in sequence from inside to outside; and the layered structure is prepared by coating.
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