4 ton 1.25 Mpa chain grate boiler Mongolia

4 ton 1.25 Mpa chain grate boiler Mongolia

  • Usage: Industrial
  • Style: Horizontal
  • Structure:
  • Fuel:
  • Steam Pressure:
  • Certification: ISO&ASME&IBR
  • Place of Origin: Zhengzhou, China
  • Capacity:
  • Output: steam or hot water
  • Minimum Order Quantity: 1 Set
  • Packaging:standart export packing
  •  
  • Delivery:60days after payment
  •  
  • Payment Terms:L/C,T/T
  • Port: Qingdao/Shanghai
Product Description

4 ton chain grate boiler adopts chain grate or travelling grate fuel feeding design. It adopted horizontal three pass water tube and fire tube structure. The boiler exported to Mongolia realize fuel feeding and slag removing process, which save a lot of labor work in Mongolia.

Chain grate boiler can widely applied for Mongolia heating areas, such as building heating, room heating, greenhouse heating, mushroom heating in winter. The boiler can also supplying heat and hot water in swimming pool, hotel, bathroom, school, hospital in summer. The minimize heating area is 5000㎡.

Chain grate boiler for sale to Mongolia overview

Parameters:
Rated capacity: 4t/h
Rated pressure: 1.25 Mpa
Steam temperature: 194℃
Water-inlet temperature: 20℃
Heating efficiency: 81%

Working process:
4 ton 1.25 Mpa chain grate boiler for sale in Mongolia has the features of wide range of over load adjusting, can be adjusted to many kinds of coal, thus it is awarded the best design of this kind of boilers.

Coal fall on coal hopper through coal elevator feeder. These coal will move forward with the chain grate, it will burn during these process. After burning, it will fall on the slag poor, then it will be removed by automatic slag remover. The high temperature gas will pass the three pass structure heat transfer pipe, economizer, dust collector, chimney to air.

4 ton chain grate boiler water cooling system

Mongolia 4 ton chain grate boiler water cooling system contains front and rear arch tube, side water cooling wall, convection tube, up and down boiler drum, downcomer, and header.

1. Boiler drum: the upper boiler drum diameter is 900mm, length is 5020mm. Lower boiler drum diameter is 900mm and length is 3082mm. All the materials are Q245R. Upper and lower drum center distance is 2000mm. The upper drum is on the water cooling wall and convection tube; inside the boiler drum, there are pores board, underwater plate, grid plate and surface sewage device. The lower boiler drum is connected with chassis through drum supporting, and sewage device is inside it.

2. Water cooling wall: both sides of the furnace use membrane water wall structure, the tube isφ51 × 4 with a pitch of 100mm. The front and rear water-cooling wall is composed by 32 tubes ofφ51×3, and the pitch between tubes is 110mm. Actually the water cooling walls are extending downward and forming high and short front arch, low and long rear arch, reaching 80% total coverage.

3. Reburning chamber: both sides areφ51 × 4 membrane water wall tubes that connecting upper boiler drum and two sides headers with tube spacing of 100mm. There are total 16 tubes affixed to the back wall connecting between the upper and lower drum. Transverse tube spacing is 110mm and diameter is φ51 × 3.

4. Convection bank: there are 320 φ51 × 3 tubes between the upper and lower drum to form convection tube, and a wall is built between convection tube bank to prevent flue gas, making the gas rushing bank in the S flue gas pipe.

5. Economizer: economizer adopts finned cast iron economizer, there are total 64 economizer tubes ofφ56-2.5-1500. Water flows into economizer via water inlet, finally through outlet pipe flows into drum.

If you want to know more about our 4 ton chain grate boiler, please contact us or email [email protected]

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  • Email: [email protected]
  • Tel: 86-86678488
  • Address: NO.88 Science Road,High and New Technology Development District,Zhengzhou,China