• Product Name
  • Product Keyword
  • Product Model
  • Product Summary
  • Product Description
  • Multi Field Search
Share to:

Horizontal Double Drums Chain Grate Coal Fired Steam Boiler

Horizontal Chain Grate Coal Fired Steam Boiler is single drum hot water and steam coal boiler, using clean energy - biomass as energy, energy conservation and environmental protection- QINGDAO EAST POWER INDUSTRY EQUIPMENT CO.,LTD

  • SZL
  • EPCB
  • 020

Production Description

Chain Grate Boiler

Double Drums Chain Grate Coal Fired Steam Boiler

Capacity:  1-30 ton/0.7-21MW
Efficiency: >=80% 

Applicable Fuel:Coal. 

Application scope:Hospitals, schools, textile factory, garment factory, large supermarket, garment factory, printing and dyeing factory, hotels, canteens, restaurants, food plants, beverage plants, soybean plants, meat products, canned food factory, brewery, pharmaceutical factory, packing factory, building materials factory, paint factory, swimming pool and other enterprises and institutions place.

  • Boiler introduction

  Double drum horizontal chain grate biomass boiler furnace is on the right side of the boiler. The upper boiler barrel and the lower boiler barrel are arranged on the left side of the boiler. The water inlet end of the low temperature flue gas condensing heat exchanger is communicated with the water inlet pipe.

  • Product diagram

Coal Boiler

  • Internal Structure

Internal Structure

  • Product features

1. The boiler is the vertical fast installation of water and fire tube boiler, working natural circulation.

The boiler heat exchange system is composed of drum, left and right header and water wall, the main heating surface is the furnace water wall, some of the drum and convection tube bundle in the drum.

2. Advanced design performance:

The drum is made of special steel plate for boiler, the left and right boxes are made of seamless steel pipes.

3. The boiler arch is made of refractory concrete. The back arch is low and long, so the combustion is good. The two wings of the flue and the side wall brick are made of refractory bricks. The boiler front wall, the back wall uses the general refractory brick.

4. The grate is designed reasonable for air distribution, the combustion chamber is large, suitable for all kinds of coal, mixed coal and biomass fuel, full combustion. Due to the high temperature flue gas into the settling chamber, and then from both sides into the flue, the former smoke box, and thus having good effect of smoke and dust removal.

5. Water cycle is simple, the structure of pressure parts is reasonable, in the case of ensuring the quality of water, safe operation.

  • After-sale service

Service standards: First solve the problem, then clear the responsibility

Service policy:

      1 Three: the whole process, all-round, all-weather service

      2 Two fast: fast in place, quick troubleshooting

      3 One Ensure: customer satisfaction is maximized

The host boiler warranty of 24 months, 12 months warranty auxiliary

Provide lifelong maintenance service.

Qingdao East Power Boiler also provides productions for you as follows:

Gas (oil) boiler, Coal boiler, Biomass Boiler, Thermal oil boiler, Pressure vessel, Boiler Accessories, etc.

SZL Series Coal-Fired Steam boiler technique parameter

 Item\TypeSZL4-1.25/1.6/2.45-A IISZL6-1.25/1.6/2.45-A IISZL8-1.25/1.6/2.45-A IISZL10-1.25/1.6/2.45-A IISZL12-1.25/1.6/2.45-A IISZL15-1.25/1.6/2.45-A II
Rated capacity MW2.84.25.6710.514
Rated working pressure MPa0.71.0 1.0 1.0 1.25 1.25 
Supply water temperature ℃95115115115115130
Return water temperature ℃707070707070
Circulation flow m3/h9680106133200200
Heated area ㎡  radiation
Boiler thermal efficiency %8180.381.681 81 80 
Fuel consumption kg/h65810021336168825303375
Effective area of grate ㎡  6.47.810.0411.817.8122.56

Transportation size 

of boiler mm

Transportation weight of boiler (t)3133.529394354
* Notes:This form only for your reference, if any changed,please refer to factory technical documents.


Let's work together to open the door for mutual benefit.




 Tel: +86-532-66717007
 Fax: +86-532-66717006
 E-mail: sale@cn-eastpower.com
 Add: No. 5, Gaoping Road, Qingdao, Shandong, China (Factory) 
 Add: No. 39 Shiling Road, Laoshan District, Qingdao, Shandong, China (Office)


Be the first to know about our lastest products.
Copyright © 2017, Qingdao East Power Industry Equipment Co., Ltd. All Resolved            Site Map