China Factory for Oil Burning Boiler - Double Drum Hot Water Boiler – Double Rings
China Factory for Oil Burning Boiler - Double Drum Hot Water Boiler – Double Rings Detail:
Parameter :
SZL Bearing Pressure Hot water Boiler
Main Technology Parameter List
ModelItem | SZL2.8-1.0/115/70-AIISZL2.8-1.25/130/70-AII | SZL4.2-1.0/115/70-AIISZL4.2-1.25/130/70-AII | SZL5.6-1.0/115/70-AIISZL5.6-1.25/130/70-AII | |||
Rated Capacity | 2.8T/h | 4.2 T/h | 5.6 T/h | |||
Rated Working Pressure Mpa | 1.0/1.25 | 1.0/1.25 | 1.0/1.25 | |||
Rated Steam Temp. ℃ | 115/130 | 115/130 | 115/130 | |||
Feed Water Temp. ℃ | 70 | 70 | 70 | |||
Fuel Consumption Kg/H | ~580 | ~900 | ~1130 | |||
Thermal Efficiency % | 78 | 80 | 80 | |||
Heating Surface | Boiler Body m² | 80.5 | 142 | 178 | ||
Economizer m² | 38.5 | 87.2 | 122.08 | |||
Grate area m² | 4.84 | 7.78 | 10.42 | |||
Design Fule | Bituminous Coal | |||||
Max. Transport Weight | 30 T | ~25T | ~26T | |||
Max. Transport Dimension m | 6.9×2.5×3.5 | Up6.09×3.04×3.6D:7.3×2.86×1.72 | 6.9×3.33×3.55 | |||
Boiler Auxiliary Equipment Model and Specification | ||||||
Air Blower | Model | T4-72-11 4ARight 315° | T4-72-11 5ARight 225° | GC8-1Right 225° | ||
Motor Power | N=5.5 Kw | N=11 Kw | N=11 Kw | |||
Draft Fan | Model | Y9-26 9DRight 0° | Y8-39 9DRight 0° | GY8-1Right 0° | ||
Motor Power | N=22 Kw | N=30 Kw | N=37 Kw | |||
Gear Box | Model | GL-5P | GL-10P | GL-10P | ||
Motor Power | N=0.55 Kw | N=1.1Kw | N=1.1 Kw | |||
Feed Water Pump | Model | 1½ GC5x7 | 2GC-5×5 | 2GC-5×4 | ||
Motor Power | N=7.5 Kw | N=11 Kw | N=11 Kw | |||
Dust Remover | XD-4 | XD-6 | XD-8 |
ModelItem | SZL7-1.0/115/70-AIISZL7-1.25/130/70-AII | SZL10.5-1.0/115/70-AIISZL10.5-1.25/130/70-AII | SZL14-1.0/115/70-AIISZL14-1.25/130/70-AII | SZL17.5-1.0/115/70-AIISZL17.5-1.25/130/70-AII | |
Rated Capacity | 7T/h | 10.5 T/h | 14 T/h | 17.5T/h | |
Rated Working Pressure Mpa | 1.0/1.25 | 1.0/1.25 | 1.0/1.25 | 1.0/1.25 | |
Rated Steam Temp. ℃ | 115/130 | 115/130 | 115/130 | 115/130 | |
Feed Water Temp. ℃ | 70 | 70 | 70 | 70 | |
Fuel Consumption Kg/H | ~1400 | ~1900 | ~2700 | ~3650 | |
Thermal Efficiency % | 82 | 82 | 82 | 82 | |
Heating Surface m² | Radiation Tube | 39.43 | 37.21 | 58.4 | 58.4/68.4 |
convection bank | 213.4 | 284.68 | 307.4 | 307.4/384.8 | |
Economizer m² | 122.08 | 130.8 | 413 | 413/521 | |
Grate area m² | 11.99 | 17.81 | 22.56 | 24.52 | |
Design Fule | Bituminous Coal (Low location of heat value:19228Ki/kg) | ||||
Max. Transport Weight | ~40 T | ~43T | ~30T | ~30T | |
Max. Transport Dimension | 7.9×3.2×3.5 | 10×3.2×3.5 | 11×3.2×3.5 | 12×3.2×3.54 |
Product detail pictures:

Related Product Guide:
Boiler Structure
With a positive and progressive attitude to customer's interest, our company continuously improves our product quality to meet the needs of customers and further focuses on safety, reliability, environmental requirements, and innovation of China Factory for Oil Burning Boiler - Double Drum Hot Water Boiler – Double Rings , The product will supply to all over the world, such as: Italy, Tajikistan, Angola, We will do our utmost to cooperate & satisfied with you relying on top-grade quality and competitive price and best after service ,sincerely look forward to cooperating with you and make achievements in the future!

The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!

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