CYSPEEDCHAIN HEATER 2.4 x 28 m Grate heater is used in pelletizing plant of metallurgical industry to preheat the pelletized material to rotary kiln for calcining.
Main specification of the grate heater: Width of grate:2.4 m Length of grate : 28m Model: CH2428 Height of side plate :170 mm Effective area of grate:57 square meters Length of feed material: 3m Chain running speed: 0.571-2.919 m/min
Temperature and length of different zones: Air zone 1 and 2;inside hood temperature 1000-1100ºC, Inside air zone temperature 600-700ºC Air zone 3,4,5,6;inside hood temperature 200-400ºC, Inside air zone temperature lower than 200ºC Air zone 7 and 8;inside hood temperature: normal temperature, Inside air zone temperature: normal temperature, Distance between drive shaft and tail shaft: 28.925m Pitch diameter of drive wheel: 1151.75mm Speed of drive wheel:0.1578-0.8066r/min Main motor:Z02-91, 5.5KW, Main gear box: model:NGW93-6 (Planetary gear reducer) Speed ratio of the gear box;315 Weight of the chain heater(approx); 339t