Application fields:Heating, Hotels, Schools, Hospitals
Processing materials: barite, calcite, coal, concrete, aggregate, gravel, basalt, cement, gypsum, limestone, granite, rock and so on.
SZL series vertical dual drums chain grate water pipe steam and hot water boiler, adopts quick fitting and assembly structure. The 4-6t/h boiler is of quick fitting pipe structure, exit shop after completely assembled, the boiler of 6-35t/h is composed of 2 main components. The upper assembled components is the body heat accepting part, and the lower assembled component is of combustion equipment. The former part of the boiler body is arranged an water cooling wall, the upper part of it is connected to boiler cylinder, and its lower part is connected to collective chest, so as to form a combustion room and absorb the radiated heat from the furnace. Its rear part is arranged with dense convection pipes between upper and lower boiler cylinders. The high temperature smog after combustion shall stand for twice returning flushing transversely to the heat accepting surfaces, and shall be introduced to coal saver singly arranged, and flow into duster and exhausted from chimney in the end.
CNC manufacturing technology
The key processing technologies such as steel plate blanking, circling, drilling of drum and pipe plate are all adopt advanced CNC processing to reduce the assembly stress and prolong the service life of the boiler.
Steel pipe cutting, thread pipe pressing and convection pipe processing adopt advanced CNC process.
Automatic production line.
Advanced welding process
The welding of important parts like the vertical and circular seams of the boiler, the pipes, 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.
In order to support you on your requirements, we have prepared more solutions and price. Three ways to get them:
Contact the online customer service
Send an email to xuke@zozen.com
Leave your contact detail and requirements in the message box at the bottom of the page
Our project manager and engineer will contact you within 24 hours.
锅炉型号
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SZL4.2-1.0/115/70-M |
SZL5.6-1.0/115/70-M SZL5.6-1.25/130/70-M |
SZL7.0-1.0/115/70-M SZL7.0-1.25/130/70-M |
SZL14-1.0/115/70-M SZL14-1.25/130/70-M |
SZL21-1.0/115/70-M SZL21-1.25/130/70-M |
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Rated thermal power(MW) | 4.2 | 5.6 | 7.0 | 14 | 21 | |||||||
Rated working pressure(MPa) | 1.0 | 1.0/ 1.25 | 1.0/ 1.25 | 1.0/ 1.25 | 1.0/ 1.25 | |||||||
Rated output water temperature(℃) | 115 | 115/130 | 115/130 | 115/130 | 115/130 | |||||||
Return water temperature(℃) | 70 | 70 | 70 | 70 | 70 | |||||||
available |
Biomass | Biomass particle fuel | ||||||||||
Low heating value(KJ/kg) | 16240 | |||||||||||
Fuel consumption(kg/h) | 1122 | 1488 | 1860 | 3600 | 4340 | |||||||
Thermal efficiency(%) | 82.8 | 83.2 | 83.2 | 85.8 | 86.0 | |||||||
Tell us your need such as capacity, materials, fuel and output type,we send the quote to you asap
Complete the form or email us (xuke@zozen.com) , we will reply to you within 24 hours.
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