External heating type degreasing furnace

The utility model discloses an external heating type debinding furnace which comprises a furnace body, a heater, a heating power supply and a bell jar type muffle arranged in the furnace body, the furnace body comprises a heat preservation layer and a furnace body wall. An independent space is formed in the bell jar type muffle and is used for placing an object to be degreased; the heater is arranged on the thermal insulation layer; a cavity is formed between the heat preservation layer and the bell jar type muffle; and the heater is electrically connected with the heating power supply. According to the utility model, through the design of the bell jar type muffle, the degreasing of various types of ceramic objects under various atmospheres can be realized, and various degreasing functions such as vacuum degreasing, micro-positive pressure degreasing, carrier gas degreasing, air degreasing and the like are realized. 本实用新型公开了一种外热式脱脂炉，其包括：炉体、加热器、加热电源以及设置在炉体内部的钟罩式马弗；所述炉体包括保温层和炉体壁；所述钟罩式马弗的内部形成一个独立空间，用于放置待脱脂物件；所述加