Microcrystal lining plate not prone to falling off and microcrystal discharging pipe

The utility model provides a microcrystal lining plate not prone to falling off. The microcrystal lining plate comprises a microcrystal plate body and a plurality of hanging tables. One side of the microcrystal plate body is a mounting surface, and the other side is a working surface; the hanging tables are connected with the mounting surface of the microcrystal plate body, and hanging holes are formed in the hanging tables. The utility model further provides a microcrystal discharging pipe which comprises a shell, a heat insulation layer, a lining layer and a pouring layer. A plurality of hooks are arranged on the inner wall of the shell; the heat insulation layer is arranged in the shell and attached to the inner wall of the shell, and the hooks all protrude out of the heat insulation layer. The lining layer comprises a plurality of microcrystal lining plates which are not easy to fall off, and a plurality of hanging tables on the microcrystal lining plates which are not easy to fall off are respectively hu