Hae-tempereja Resistan Kast Aen Manhol Doa, Eksplosen-pruf Doa, Positif Presa Furnace Doa, Biomas Pelet Doa

A furnace door with an ash trough, including a circular furnace door seat and a furnace door cover, is characterized in that a semi-circular ash trough with a diameter longer than that of the furnace chamber is placed inside the circular furnace door seat. The diameter of the semi-circular ash chute is connected by a piece of steel, and the center point of the piece of steel is connected to the center point of the Wanpela dua bilong pasim dua bilong paia i pas wantaim bilong wanpela stik i konektim . Longpela bilong stik i konektim i olsem na hul bilong pasim long dua bilong haus bilong paia na karamapim dua bilong paia i stret, na fran en bilong hap sekol asis i stret long banis insait long furnace.