DZH Moving Grate Coal Fired Steam Boiler is single drum three-return water tube and fire tube steam boiler. This boiler suitable for a variety of fuels, high efficiency and energy saving, easy to use, low price, simple operation.
Compared with DZG boiler, DZH boiler changes the grate form to movable grate, which is more convenient for ash dropping and cleaning than fixed grate.
Compared with DZL boiler, DZH boiler with output of 1-4t / h is more suitable for some countries with cheap labor.
Features:
Structure compact, small area requirement, low civil construction cost, simple installation at site. The multi-spots enter the wind, matches the wind reasonably, the adjustment is precision. Burning fully, high thermal efficiency, the fuel good compatibility. Eliminates smoke and dust, environment friendly. With the overpressure alarm, the ultrahigh voltage switch off, double safety valves and explosive proof door to ensure safety. Water auto feeding: when the water level reach to low setting limit and stop when the water inside boiler is enough. Big steam space and steam filter to get pure steam. The boiler's working status can be seen through double pressure gauges, and double water level indicator.
| Items | Specifications |
| Model | DZH4-1.25-T |
| Rated Evaporation | 4t/h |
| Rated Steam Pressure | 1.25Mpa |
| Rated Steam Temperature | 193°C |
| Inlet water temperature | 20°C |
| Water Pressure Testing pressure | 1.65Mpa |
| Chimney diameter | 360mm |
| Water inlet diameter | DN25 |
| Steam outlet diameter | DN100 |
| Efficiency | ≥79.6% |
| Heating area | 114.5m2 |
| Max transportation dimensions(L*W*H) | 7335*2800*3530(mm) |
| Max transportation weight | 29t |
| Item | Low Heat Value |
| II Class Bituminous | 4500-5000 kcal/kg |
| Pellet | 3000-4200 |
| Wood Chip(oak) | 3830 kcal/kg |
| Rick Husk | 2600-3600 kcal/kg |
| Pale Shell | 2997 kcal/kg |
| Item | Low Heat Value |
| Coconut Shell | 3885 kcal/kg |
| Sawdust | 3120 kcal/kg |
| Bagasse | 1665 kcal/kg |
| Corn Cobs | 4241 kcal/kg |
