Boiler emaw industrial furnace emaw hmun thenkhat, solid fuel dahkhawm leh halralna hmun. Grate pumpui hian a then chu a then hnih a huam a, chungte chu frame leh grate plate te an ni. Grate hi cast iron a siam a ni tlangpui a, a tul anga ventilation gap te chu assembled pieces leh pieces te inkarah a awm reng a, a hranpaa awm ventilation chamber chu air volume adjust thei tur chu grate hnuaiah a awm fo thin a, chutiang chuan air chu fuel layer ah gap hmangin a lut a, chu chu a kang a ni. Ash kang chu kut hmanga chhuah emaw, mechanical emaw hmanga chhuah a ni. Grate hi fixed type, movable type, reciprocating type, vibrating type leh underfeed type a ni.
