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dzl type chain grate boiler
szl type chain grate boiler
horizontal coal biomass chain grate boiler
chain grate stoker boiler in china
dzl type chain grate boiler
szl type chain grate boiler
horizontal coal biomass chain grate boiler
chain grate stoker boiler in china

Chain Grate Boiler

DZL SZL boiler | coal biomass boiler | automatic boiler

Chain grate boiler is a fully automatic coal/biomass fired boiler, can produce steam/hot water as transfer medium, grate combustion, adopts water&fire tube structure, high steam quality, anti coking, and sufficient output, etc.

Output: steam/hot water
Thermal Capacity: 0.5-40ton 350-28,000kw
Horsepower 10hp to 2500hp
Pressure 0-3.8Mpa, 0-38bar
Fuel type: coal, biomass pellet, woodchips, firewood, palm kernel shell, wood waste etc

Introduction

DZL SZL boiler, also named chain grate boiler, automatic coal/biomass boiler, that provide steam or hot water for production. Low emission and excellent operating performance.


It adopts chain grate as combustion device, three-pass wet back structure, new furnace design adapted to fuel features, and ash remove tech, equipped with brands valve instruments and advanced interlock system, to ensure customer's boiler in good operation and long lifetime.

DZ chain grate coal boiler

● Boiler capacity from 0.5ton to 40ton, 350kw to 28.000kw

● Pressure: 0.4-3.82mpa (4bar-38bar)

● Can burning coal, biomass pellet, wood chips, rice husk, palm kernel shell, other fruit shells and so on
(PS: We have DZH manual type coal/biomass boiler)

● Automatic feeding and slag removal, ash cleaning

● Customized combustion device and furnace according to the fuel characteristics

Customized smoke gas treatment system

● Energy saving device, such economizer, pre-heater, water recovery

DZL coal boiler and SZL coal boiler


Application


Coal/biomass chain grate boilers are widely used in food, beverage, feed mill, textile, garment, paper, chemical industry, paper industry, pharmaceuticals, wood processing, mining industry, refinery, plastic industry, rubber industry, Building materials industry, greenhouse, slaughterhouse and so on.

chain grate coal biomass boiler

Advantages

1. 3-pass wet back, arched tube plate and spiral corrugated fire tubes, to strengthen boiler efficiency;

2. Two-Wing flue gas at side, reduce smoke temperature, reduce heat load of boiler bottom;

3. PLC digital control, interlock system for fuel feeding, water treatment, combustion furnace, fan;

4. Built-in steam separator, ensure high steam quality with wetness below 1%

5. Five stages water level check, four stages pressure protection, over smoke gas temperature;

6. Built-in rotary sootblower and inspection door

7. Dust separation chamber, higher efficiency, reduce the original dust

8. Equipped economizer/preheater/cyclon/wet scrubber, environmental protection and energy conservation

About Our Company

■ Founded in 1956, a quality supplier assessed, certified and inspected by SGS Group
■ CE ASME DOSH EAC GOST TUV BUV ISO high standard boiler certification
■ More than 17 years of export experience, gold medal supplier, guaranteed payment and delivery.
■ Integrating research&development production and sales
■ Support video/VR or third party factory inspection
■ Best seller in 132 countries, more than 100,000 customers

coal boiler factory

Quality Assurance

Steel element test→Steel rust cleaningWelding electrodes drying processAutomatic welding, argon arc welding, expansion welding etc. methodsNDT(Nondestructive Testing) including X-ray Test, Ultrasonic Test, Magnetic particle TestHydraulic pressure test.

Boiler Service

Pre-sale Service:

1. Design一We help customer to choose the best boiler model according to the different requirements of different industries.
2. Drawing and files一Supply quality certificates, factory-inspect, fuel consumption calculation, cost analysis, foundation drawings, layout drawings, boiler room drawings nased on your needs, etc.
3. Technical Solution一Design completed boiler solution with installation materials for your company.
4. Transportation一We have shipping partners and forwarder for lowest price and safe.


After-sale Service:

1. Provide a full range of boiler and original spare parts.
2. Overseas engineers installation and commissioning service is available.
3. Training in site, to ensure safe operation.
4. 24 hours online, quick respond.
5. Free maintenance and repair for one year and lifetime service.

Parameter

steam boiler
hot water boiler
Model Rated steam output
(Ton/hr)
Rated steam pressure
(Mpa)
Rated steam temperature
(℃)
Feed water temperature
(℃)
Thermal
 efficiency
(%)
Fuel
consumption
(Kg/h)
DZL 1-0.7/1.0/1.25/1.6-AII 1 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 140
DZL 2-0.7/1.0/1.25/1.6-AII 2 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 280
DZL 4-0.7/1.0/1.25/1.6-AII 4 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 570
DZL 6-0.7/1.0/1.25/1.6-AII 6 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 810
DZL 8-0.7/1.0/1.25/1.6-AII 8 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 1100
DZL 10-0.7/1.0/1.25/1.6-AII 10 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 1380
DZL 15-0.7/1.0/1.25/1.6-AII 15 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 2100
DZL 20-0.7/1.0/1.25/1.6-AII 20 0.4 to 2.5 (4-25 in bar) 130~226 20/105 >84 2600
Note: Standard boiler parameter is for your reference, should follow the actual technical data according customer needs & engineer design.
Model Rated thermal power
(MW)
Rated working pressure
(Mpa)
Rated output water temperature
(℃)
Rated return water temperature
(℃)
Thermal efficiency
(%)
Fuel consumption
(Kg/h)
DZL 0.7-0.7/1.0-AII 0.7 0.7/1.0 (7-10 in bar) 95/115 70 >84 150
DZL 1.4-0.7/1.0-AII 1.4 0.7/1.0 (7-10 in bar) 95/115 70 >84 302
DZL 2.8-0.7/1.0-AII 2.8 0.7/1.0 (7-10 in bar) 95/115 70 >84 596
DZL 4.2-0.7/1.0-AII 4.2 0.7/1.0 (7-10 in bar) 95/115 70 >84 880
DZL 5.6-0.7/1.0-AII 5.6 0.7/1.0 (7-10 in bar) 95/115 70 >84 1160
DZL 7-0.7/1.0-AII 7.0  0.7/1.0 (7-10 in bar) 95/115 70 >84 1380
DZL 10.5-0.7/1.0-AII 10.5 0.7/1.0 (7-10 in bar) 95/115 70 >84 2030
DZL 14-0.7/1.0-AII 14 0.7/1.0 (7-10 in bar) 95/115 70 >84 2700
Note: Standard boiler parameter is for your reference, should follow the actual technical data according customer needs & engineer design.

Recommend Boiler

SZL Chain Grate Boiler

2-30ton/h double drum grate combustion boiler. Fully automatic, suitable for multiple biomass, like pellets, palm shell etc

DZH Coal/Wood Boiler

1-8ton/h traveling grate boiler, hand feeding way, running stable, suitable for bigger fuel like wood log

LSG Vertical Coal Boiler

0.3-1ton/h fixed grate boiler, hand feeding way. Small footprint, quick into use, low cost, run stable

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