12 ton Water-Fire Tube DZL Series Industrial Coal Fired Steam Boiler for textile mill
1.Model:DZL Chain Grate Stoker Type Boiler
2.Capacity:1-20ton/h
3.Pressure:0.7Mpa(7bar),1.0Mpa(10bar),1.25Mpa(13bar),1.6Mpa(16bar),2.5Mpa(25bar)
4.Steam temperature:174 °c,184 °c,194°c, 204°c,225°c
5.Fuel:coal,biomass
6.Structure:horizontal water-fire tube, single drum
7.Type:we have two types.
DZL :Chain grate stoker automatic feeding fuel and removing dregs . DZH :Manual operate moving grate, needs labour to feed fuel and remove the dregs.
8.Application:industrial production and processing
Sush as:Medicine, chemical, light industry, textile, building material, cultivation, food and beverage, plastic foam, printing, dyeing and washing, rubber processing, paper products,wood processing, hotel, clothing and leather manufacturer etc.
The DZL series quickly installed coal fired steam boiler is the most advanced water-fire tube boiler in Chinese market, This series boiler can be used in textile, food and package factory with high efficiency, small in size and long working life.
The coal fired steam boiler after improvement takes use of structure of wing type smoke duct, one-way screwed smoke tube, arched tube plate, smoke and gas separate room and several other advanced technology, which has increased the water circulation speed and safety factor. This boiler series is well designed, compactly made up, quickly installed, mono layer, so that the civil engineering and investment could be saved. With these improvement, the boiler's working life extend much to be the national energy saving product.
DZL Automatic Coal Fired Steam Boiler features:
1.Maturity
One of the earlist manufacturers of fast-assemly thread pip chain grate boiler in China, In the past 10 years, the products have been replaced many times, more mature, similar products have produced more than 6000 units
2.Advance technolody
Adopt many advanced technology: threaded pipe, airfoil flue , Convex tube plate, the backwater towards high temperature tube plate, simple loop circuit, dust separated chamber, big furnace, compact structure so on.
3. Stable operation
The steam boiler has stable operation, low failure rate and never have safty accident.
Boiler can work 20 years.
4.Reliability
The only boiler factory have 20 0000fatigue test to boiler in China
5.Economy
High efficiency, energy saving, good economy.
6. High level Aumotic control system
The boiler automaticon lelvel is high, the boiler feedwater automatic regulation, high-low water level alarm, low water level interlock protection, fan interlock protection, automatic feeding fuel, automatic water feeding, automatic ash remove function.
Boiler Specification
Model | DZL1-0.7-AII | DZL2-0.7- AII | DZL4-1.25- AII | DZL6-1.25- AII | DZL8-1.25- AII | DZL10-1.25- AII (Assembly) | DZL20-1.6-AII | |
Steam Capacity | 1 | 2 | 4 | 6 | 8 | 10 | 20 | |
Steam Pressure | 0.7/1.0/1.25 | 1.25/1.6 | ||||||
Steam Temperature | 170/184/194 | 194/204 | ||||||
Feed water Temperature(℃) | 20 | 20 | 20 | 20 | 20 | 70 | 70 | |
Heating Area(m2) | Body | ~33 | ~50 | ~100 | ~170 | ~200 | ~250 | 502 |
Economizer | 10.56/10.56/20.7 | 27.6 | 52.48/33.12 | 87.2 | 98 | 174 | 382 | |
Effective Grate | 2.22 | 2.22 | 4.1 | 5.5 | 7.95 | 9.75 | 23.9 | |
Fuel Type | II Bituminous Coal, Lower Heating Value Q≈21000KJ/Kg | |||||||
Fuel Consumption (kg/h) | ~151 | ~302 | ~600 | ~880 | ~1150 | ~1450 | ~1160 | |
Exhaust Gas Temperature(℃) | 135-145 | |||||||
Thermal Efficiency (%) | 83-85 | |||||||
Weight of Biggest Part for Transportation(t) | 17 | 23 | 25 | 35 | 45 | 33(Up Part) | 50(Up Part) | |
Overall Dimension of Boiler Assembled | 5.1×2.2×3 | 5.5×2.3×3.3 | 6.6×2.6×3.6 | 7.5×2.9×3.8 | 8.1×3.1×3.8 | 7.7×3.2×3.6 | 11×3.24×3.54 | |
Boiler picture
