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fire wood boiler
reciprocating grate wood boiler
12 ton wood boiler
15 ton firewood boiler
fire wood boiler
reciprocating grate wood boiler
12 ton wood boiler
15 ton firewood boiler

Wood Fired Boiler

Horizontal wood boiler | Water tube wood boiler | Vertical wood boiler

Yuanda has DZL/DZH water-fire tube wood boiler and SZL/SZW water tube wood biomass boiler. Can produce saturated steam, superheated steam and hot water for factory production.

Output: steam, hot water
Capacity: 100kg-50000kg, 0.1ton-50ton, 120kw-28000kw
Work Pressure: 3-40bar, 0.3-4.0Mpa
Heat Temperature: 0-450℃
Applied Industry: For heating/drying/turbine drive, in food, beverage, paper plant, textile mill, feed mill, pharm, package, chemical, building materials, laundry etc

Introduction

Wood fired boiler is a kind of thermal equipment that uses firewood/wood-based fuel to heat water inside boiler then produce steam or hot water for factory production.

Yuanda Boiler's wood boiler is a category of industrial boilers, not a specific type of boiler. We design and manufactur different wood boiler based on fuel type, to meet various industrial heating and processing needs. It can minimize fuel costs and achieve high economic benefits.

These boiler features an upper furnace and a lower combustion chamber, modular design makes installation and maintenance easy. Could burning firewood, log, wood block, wood briquette, wood pellets, wood chip, sawdust, shavings, and mixed coal & wood fuel well.

"DZH DZL series" Firewood Biomass

1. Single-drum boiler, combining water-tube and fire-tube heating.
2. Combustion equipment: chain grate (DZL) or manual chain grate (DZH).
3. Radiation zone design with water-tubes in the side walls.
4. Convection zone with two tube wings and spiral smoke tubes in the steam drum.
5. Symmetrical distribution of the upper drum, water walls, and headers, ensuring thermal stability.
6. High efficiency (up to 85%) and optimized heating surface layout.
7. Environmental protection measures available: baghouse dust collector, double-tower desulfurization, etc.
8. Easy operation, low maintenance costs, and long service life.

"SZL ZSW series" Water-tube Biomass Wood

1. Horizontal, two-drum water-tube boiler with chain grate (SZL) or reciprocating grate (SZW).
2. Adapted for burning biomass fuels with high moisture content (up to 50%) and high ash content, as well as mixed bulk fuels.
3. Custom-designed for different fuel types, allowing for various combustion configurations (chain grate, moving grate, reciprocating grate, bubble bed grate).
4. Compact structure, high-quality steam, and abundant production.
5. The reciprocating grate (SZW) automatically breaks down slag and removes ash, preventing blockages.
6. Zoned air distribution and real-time oxygen control for maximum combustion efficiency.
7. Two-stage dust removal system for low emissions.
8. Economizer and air preheater options for increased thermal efficiency (>90%).

Advantages

One-stop boiler solution: Supply complete system including automatic feeding system, boiler body, combustion equipment, flue gas purification system, soft water treatment system, waste heat recovery system and PLC automatic control system.

High Fuel adaptability: Customized as customer neeed. Reduces fuel costs, and unaffected by fluctuations in a single fuel market.

High efficiency and reliability: Ensures continuous production and provides stable high-temperature, high-pressure steam.

Economical operation: Significantly saves investment and yields substantial long-term economic benefits.

Automation and intelligence: Reduces labor costs and operational complexity, and improves management efficiency.

Environmental compliance: Meets emission requirements and enhances the company's green image.

More Options

√ Discover our products: Oil/gas-fired boilers, coal-fired boilers, wood biomass boilers, electric boilers, thermal oil boilers, incinerators, hot water boilers, exhaust gas boilers.
√ 8000+ global projects delivered across 135 countries and regions.

About Us

Company Strength

■ Founded in 1956, a premium supplier assessed, certified, and inspected by SGS Group. Leading industrial boiler manufacturer in China.
■ Holds international boiler certifications: CE, ASME, DOSH, EAC, GOST, ISO
■ Over 17 years of export experience, gold-level supplier, ensuring payment and delivery.
■ Professional team integrating R&D, production, sales, and service.
■ 53,053㎡ Factory area, supporting video/VR factory audits or third-party inspections.
■ Engineers serving over 50 countries.

■ Products sold to over 130 countries/regions, covering food, beverage, textiles, paper, wood industries. Serving over 100,000 customers.

Services & Markets

■ Comprehensive Service: From project planning to after-sales support, we provide comprehensive support throughout the whole boiler life, with 24/7 online support and immediate response.
■ Local Projects: We have installed many boiler projects in different countries, can provide boiler case studies.

■ High Repurchase Rate: 55% of our customers are repeat customers or referral customers.

Our Team

Our Certification

Customer Visit

Engineer Services

Quality Assurance

(1) Strength calculation report with applied materials information;

(2) 100%NDT(non-destructive inspection) report of steel plate, tube and welding rod;

(3) 100% X-ray inspection( (Longitudinal, transversal safety inspection)): ensure the quality of entire boiler;

(4) Hydrostatic test: ensure the standard working pressure and safety;

(5) Third-party inspection report

(6) Passed ASME CE ISO DOSH EAC GOST boiler level certificate.

Our Service

Comprehensive Boiler Solutions – From Planning to Lifetime Support

Pre-Sales Support:

Expert Design Guidance: Help you select the optimal boiler model tailored to your industry needs.
Detailed Technical Documentation: Provide certificates, CAD drawings, consumption analysis, and boiler room planning.
Customized Solutions: Deliver complete system designs including installation material lists.

Competitive Pricing: Factory-direct rates with uncompromised quality.

After-Sales Assurance:

Genuine Spare Parts: Original components with reliable supply.
Global Installation & Commissioning: Overseas engineer dispatch available.
On-Site Training: Ensure safe and efficient operation.
24/7 Online Support: Rapid response for any technical needs.
Warranty & Lifelong Care: One-year free maintenance and lifetime service support.

Parameter

DZH wood boiler
Model Rated steam output
(Ton/hr)
Rated steam pressure
(Mpa)
Rated steam temperature
(℃)
Feed water temperature
(℃)
Thermal efficiency(%) Fuel consumption(Kg/h)
DZH 1 1 0.4/0.7/1.0/1.25/1.6/2.5 130~226 20/105 >81 140
DZH 2 2 0.4/0.7/1.0/1.25/1.6/2.5 130~226 20/105 >81 280
DZH 4 4 0.4/0.7/1.0/1.25/1.6/2.5 130~226 20/105 >81 570
DZH 6 6 0.4/0.7/1.0/1.25/1.6/2.5 130~226 20/105 >81 810
DZH 8 8 0.4/0.7/1.0/1.25/1.6/2.5 130~226 20/105 >81 1100
DZL 10 10 0.4/0.7/1.0/1.25/1.6/2.5/3.0/3.82 130~304 20/105 >84 1380
DZL 15 15 0.4/0.7/1.0/1.25/1.6/2.5/3.0/3.82 130~304 20/105 >84 2100
DZL 20 20 0.4/0.7/1.0/1.25/1.6/2.5/3.0/3.82 130~304 20/105 >84 2600
Note: Standard boiler parameter is for your reference, should follow the actual technical data according customer needs & engineer design.

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