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Wood Pellet And Wood Chip Fired Biomass Steam Boiler

Product thermal capacity: 4-35 t/h
Working pressure: 1.0-2.5 MPA
Outlet temperature: 184-350 ℃
Available fuel: Biomass molding granules, wood chip, corn cob, saw dust
Available industries: Heating, chemical, food, tobacco, textile, print and dyeing, feed, medicine, building materials, wine, hospital

  • Introduction
  • Parameters
  • Gallery

SZL series biomass-fired steam boiler is package or shop-assembled water tube boiler with double steam drum and chain grate stoker structure. 4-6 tph boiler is package boiler and 6-35 tph is shop-assembled structure, which is composed of 2 parts, upper part is heat absorbing surface and lower part is combustion equipment.

The former part of boiler body is surrounded by membrane wall, its upper part connects with boiler drum and lower part connects with header, which forms a combustion chamber to absorb the radiated heat from furnace; there are dense convection tube bundle between the back side of upper and lower drum, the high temperature smoke enters a separate economizer after flushing heat absorbing surface then discharge from chimney.

CNC manufacturing technology
  • The key processing technologies such as steel plate blanking, circling, drum and tube plate drilling adopt advanced CNC machining to reduce the assembly stress and prolong the service life of the boiler.
  • Steel tube cutting, thread tube pressing and convection tube processing all adopt advanced CNC technology.
  • Automatic production line.

Advanced welding process
  • The welding of important parts like the vertical and circular seams of the boiler, the tubes, the inside of boiler and the flange are all adopted automated welding processes such as submerged arc welding or gas shielded welding to ensure the welding quality. All the vertical and circular seams will be done 100% radiographic inspection.
  • Tube flange weld adopts robot welding.
  • The chain grate panel, front and rear smoke chamber panel adopts CNC plasma cutting machine to cut orderly and beautifully.

Model
Rated thermal power(t/h)
Rated working pressure(MPa)
Steam temperature
Feed water temperature
SZL6-1.25-M
6
1.25
194
20
SZL6-1.60-M
6
1.6
204
20
SZL6-2.45-M
6
2.45
225
20
SZL8-1.25-M
8
1.25
194
20
SZL8-1.60-M
8
1.6
204
20
SZL8-2.45-M
8
2.45
225
20
SZL10-1.25-M
10
1.25
194
20
SZL10-1.60-M
10
1.6
204
20
SZL10-2.45-M
10
2.45
225
20
SZL20-1.25-M
20
1.25
194
20
SZL20-1.60-M
20
1.6
204
20
SZL20-2.45-M
20
2.45
225
20
SZL30-1.25-M
30
1.25
194
20
SZL30-1.60-M
30
1.6
204
20
SZL30-2.45-M
30
2.45
225
20

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ABOUT US

ZOZEN is located in Wuxi,Wuxi is an important modern industrial city in China . It is only about 100 kilometers away from ShangHai.
Our products have been sold to more than 100 countries and regions and set up offices in many countries to ensure that they serve customers at the first time.

ABOUT US

ZOZEN is located in Wuxi,Wuxi is an important modern industrial city in China . It is only about 100 kilometers away from ShangHai.
Our products have been sold to more than 100 countries and regions and set up offices in many countries to ensure that they serve customers at the first time.

CONTACT US

  • +86-13915290614
  • No. 76, Xin Da Road, Zhou tie Town, Yixing, Wuxi, China