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Coal Fired Steam Boiler

DZL type coal fired steam boiler is a horizontal three return fire tube and water tube type boiler. There are two fire tubes in the boiler barrel , with both sides light pipe wate ...
Product Details

coal fired boiler

DZL type coal fired steam boiler is a horizontal three return fire tube and water tube type boiler. There are two fire tubes in the boiler barrel , with both sides light pipe water-wall tubes; DZL coal fired boiler is widely used in textile industry, chemical industry, hospital, school.

Working Process of DZL Coal Fired Boilers

  1. Fuel from coal scuttle fell to grate stoker, Chain grate feed coal from stoker to burning chamber.
  2. High temperature smoke through four pass fire tube and water tube, which make sure the heat is absorbed by boiler water.
  3. Finally through the induced draft fan smoke the introduction into the flue, dust catcher and the chimney, the last row to the atmosphere.

Main Parts included in Coal Fired Steam Boilers

Part I Boiler Proper
NAME Model Quantity  Description
Boiler Proper DZL Series 1 UNIT Including boiler proper, firing equipment, slag receiver and platform ladder
Valves and Gauge 1 SET
Part ⅡAuxiliary Equipment
Induced Fan Y6-41N2   9C right 00 1 UNIT 30KW
Blower Fan 4-72 No4.5A right 00 1 UNIT 7.5KW
Water Supply Pump DG6-25*7 1 UNIT 7.5KW
Flue Stack  Pipe 1 UNIT
Speed Controller Lj-6 1 UNIT 0.75KW
Coal Feeding Machine FS-6 1 UNIT 1.1KW(including position switch )
Scraper Slag Extractor SGC-6 1 UNIT 1.5KW
Ion Exchanger RX-6 1 UNIT USA FLEKE
Electric Cabinet 1 UNIT
Steam Manifold Φ325 1 UNIT


Coal Fired Steam Boilers Spare Parts Show


Parameter Table of Coal Fired Steam Boilers

Name Rated Output Operating Pressure Steam Temp. Heating Surface Area Grate Area Design Thermal Efficiency Outline Dimension Total Weight
Unit t/h Mpa m2 m2 % mm Kg
DZL0.5-0.7-AII 0.5 0.7 170 21.3 1.1 ≥72 4500*2000*2900 9500
DZL1-0.8-AⅡ 1 0.8 176 32 2 ≥74 5000*2200*3000 14500
DZL1-1.25-AⅡ 1 1.25 194 32 2 ≥74 5000*2200*3000 15300
DZL2-0.7-AⅡ 2 0.7 170 74 3 ≥76 5400*2535*3380 19000
DZL2-1.0-AⅡ 2 1 183 74 3 ≥76 5400*2535*3380 19800
DZL2-1.25-AⅡ 2 1.25 194 74 3 ≥76 5400*2535*3380 20500
DZL4-1.25-AⅡ 4 1.25 194 121 5.47 ≥78 6800*2500*3500 18500
DZL4-1.6-AⅡ 4 1.6 204 121 5.47 ≥76 6800*2500*3500 19800
DZL6-1.25-AⅡ 6 1.25 194 136.9 5.47 ≥78 8360*3000*3520 33000

Company Profile

Romiter Group concentrating on supply high efficient and high intelligent boiler for customer. Main products include diesel oil steam generator, gas steam generator, Wood pellet boilers, wood chips boilers, other biomass (wood dust, corncob, bagasse, rice husk, palm kernel shell) steam generator, unfired steam generator, electric steam generator, coal fired steam generator, coal water slurry steam generator, thermal oil heaters, thermal oil steam generators, water tube steam generators, coil tube steam generators, wood pellet hot air generator, coal fired hot air generatorheat recovery steam generator (HRSG).

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