- Primary Material: High-grade carbon steel (Q245R/SA516M), selected for high pressure & corrosion resistance.
- Insulation: Premium rock wool and aluminum silicate fiber for thermal loss below 3%.
- Core Processes:
- Plate Rolling & CNC Plasma Cutting: Achieves consistent wall thickness and dimensional precision (+/-0.5mm)
- Automated Welding (Robotic): Conforms to ISO 15614/EN 287 standards for weld integrity
- Heat Treatment: Reduces residual stress, extends working life above 20 years
- Hydraulic & NDT Testing: 100% NDT (x-ray/ultrasound) on pressure parts; pressure tested to 1.5× design value.
- Certifications: ISO9001, ASME/A2, SGS, CE (for EU market)
- Design Life: ≥20 years with routine maintenance
Test Data Example: In third-party testing (SGS, 2023), system heat loss
Application Industries:
- Petrochemical & Fine Chemical
- Metallurgy & Surface Treatment
- Rubber & Plastic Processing
- Textile Printing & Dyeing
- Wood Board & Plywood
Key Application Advantages:
- Stable supply of high-temp oil (300–350°C) for continuous industrial heating processes
- Significant fuel cost savings vs. fossil fuels (25–50%, data: CIBO 2022, see data)
- Low maintenance frequency thanks to robust alloy and anti-corrosive coatings
2.3. Technology Comparison Chart
3. Detailed Process Flow: Biomass Fired Thermal Oil Boiler Manufacturing
1. Raw Material Preparation
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Graded Q245R/SA516M sheets cut by CNC plasma (EN1090 certified)
2. Forming & Machining
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Plate rolling, CNC drilling/laser cutting for tube sheet accuracy (+/-0.5mm)
3. Automated Welding
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SAW/robotic welding, achieves 100% penetration per ISO 15614
4. Assembly & Insulation
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Layout of coils/integrated furnace; insulation with 150mm rock wool
5. Non-Destructive Testing (NDT)
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X-ray/ultrasound test for pressure parts, hydraulic test (1.5× design pressure)
6. Painting & Anti-Corrosion
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High-temp resin coat, zinc-rich primer ensures salt spray resistance >2000hr (GB/T 1771)
7. Final Assembly & Controls Integration
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PLC control system, pressure/temperature/flow sensors (SIEMENS/ABB)
8. Factory Acceptance & Packing
Full test run, third-party inspection, seaworthy packaging
Process Flow and Finished Biomass Fired Thermal Oil Boiler Product
Process Insight: By integrating certified automated welding and advanced NDT, biomass fired thermal oil boiler manufacturers guarantee both safety and extended service life, with the strict compliance to ISO 9001 and matching CE standards for international adoption.
3.1 Process Flow Schematic Video
4. Manufacturers Comparison Table
Manufacturer |
Production Capacity (Set/Year) |
Certifications |
Custom Design Option |
After-Sales Service |
Major Clients |
Warranty |
HZ Boiler Group |
400+ |
ISO, CE, SGS, ASME A2 |
YES (Design & Control Customization) |
Global (24/7, Online & Field) |
Sinopec, HUAWEI, OJI Group |
2 Years, Extendable |
SZL Heating |
220 |
ISO, CE |
Partial |
Asia Only |
YFY, DIC Europe |
1 Year |
BMEnergy Tech |
100 |
EN303-5, SGS |
Standard Only |
Europe, MENA |
KAPAG, AES |
18 Months |
5. Solution Customization
- Capacity Tailoring: 0.2–20 MW, adapts to client process requirements
- Fuel Solution: Feed system design for all kinds of biomass (pellet, chip, shell, husk, etc.) for max flexibility
- Control System: OEM/ODM integration with SIEMENS, ABB, or custom PLCs for smart factory compatibility
- Auxiliary Deliveries: ID fan, pumps (KSB/EBARA certified), multistage economizer
- Environmental Accessories: Cyclone dust remover, bag filter, semi-dry desulfurization
Need a tailored
biomass fired thermal oil boiler solution?
Contact HZ Boiler Group for free process consultation and feasibility assessment.
6. Application Cases: Industry Experience
Petrochemical Plant (Indonesia, 2022)
Model: BMB-TY500, 5MW; Fuel: Palm shell, wood chip; Result: Achieved plant steam cost reduction of 41% over heavy oil, CO2 emissions cut by 6600 tons/year (SGS verified).
Feedback (Client): “The efficiency and control system exceeded expectation. Operation is stable, maintenance interval is long. HZ’s on-site commissioning was fast and professional.”
Textile Print-Dye Factory (Bangladesh, 2021)
Model: BMB-TY150, 1.5MW; Fuel: Rice husk pellet; Result: Increased output by 26%, emissions passed EU BREF benchline, saved $68,000/year on gas.
Feedback: “Product performed well under heavy cycling. Remote PLC support was helpful for our team.”
Plywood Board Manufacturer (Vietnam, 2023)
Model: BMB-TY060, 0.6MW; Fuel: Mixed agro waste; Result: Reduced fuel bill 32%; compliant with ISO 14001 and local air permit.
Feedback: “Quick installation and test run. Very low heat loss. Good insulation quality.”
7. Service, Delivery & Warranty
- Delivery Lead Time: 30–60 days, depending on capacity/customization
- Warranty: 24 months standard (extendable with service agreement)
- Technical Support: 24/7 online & remote diagnostics; door-to-door commissioning
- Spare Parts: Global supply chain, guaranteed within 72hr for key components
- Installation: Available worldwide (field supervisor and local partner program)
- Certifications Supplied: Full set (ISO, CE, test report, user manual, ITP)
8. FAQ: Biomass Fired Thermal Oil Boiler Technical FAQ
1. What is the main construction material for a biomass fired thermal oil boiler?
Primary pressure parts use Q245R/SA516M alloy carbon steel, tested for corrosion/strength per ISO 9328. Outer jackets may feature stainless SS304 for severe environments.
2. What are typical design pressures and temperature limits?
Design pressure ranges 0.8–1.2 MPa, with max oil temp usually capped at 350°C. All meet EN 12952 and ANSI/ASME requirements.
3. How are boilers tested before shipment?
Each unit undergoes hydraulic pressure test (1.5× design), 100% NDT (x-ray and ultrasonic) on welds, and a 4hr continuous trial run witnessed by third-party inspectors (SGS, BV, etc.).
4. Which heat transfer oils are recommended?
Fully synthetic mineral oil (EN ISO 10409), e.g. Mobiltherm/Fluitec, suitable for 320–350°C operation and high stability over long periods.
5. Is custom PLC/automation available?
Yes, full integration with SIEMENS, ABB, or Allen-Bradley PLCs; remote IOT upgrades and SCADA integration are supported.
6. What are insulation standards and expected heat loss?
Uses 150mm rock wool and 25mm aluminum silicate layer (EN 13501-1); heat loss ≤ 2%.
7. What are the common codes and certifications provided?
ISO9001, CE (EU), SGS, ASME A2, local pressure vessel license, and test reports.
Authoritative Sources & Industry Validation
Referenced data and standards throughout this article are sourced from certified industry publications and global associations, such as:
For further technical articles and peer experience discussions, see relevant posts at the ASME Boiler & Pressure Vessel Forum and EN303-5 workgroups.