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2000000~6000000Kacl/h Horizontal Thermal Oil Boiler
Thermol Oil Heater
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2000000~6000000Kacl/h Horizontal Thermal Oil Boiler

  • Wide Capacity Range – Choose from 2,000,000 to 6,000,000 kcal/h to match your exact heating demand.

  • High Thermal Efficiency – Up to 92% (with economizer/air preheater), reducing fuel consumption and operating costs.

  • Safe & Reliable – Equipped with automatic temperature control, over-limit protection, flame failure safety devices, and low liquid level alarm.

  • Atmospheric Pressure Operation – No high-pressure steam risks; lower regulatory requirements and safer for personnel.

  • Durable Construction – High-quality steel coils, refractory materials, and insulation ensure long service life even under continuous heavy loads.

  • Multiple Fuel Options – Compatible with diesel, heavy oil, natural gas, LPG, or biomass (customizable burner).

  • Thermal capacity 2,000,000 – 6,000,000 kcal/h
  • Max. outlet temperature 300°C – 350°C (customizable up to 400°C)
  • Design pressure 0.6 – 1.0 MPa (or atmospheric)
  • Thermal efficiency ≥90% (standard), up to 94% (with economizer)
  • Fuel types Diesel, natural gas, LPG, heavy oil, biomass
  • Control system PLC + touch screen (automatic)
  • Power supply 380–690V / 50/60 Hz, as required

Designed for large industrial processes requiring sustained, high-temperature heat transfer, our Thermal Oil Heater (thermic fluid heater) delivers reliable performance from 2 million to 6 million kcal/h. It provides uniform indirect heating up to 350°C (662°F) without the need for high-pressure steam, significantly reducing safety risks and operational complexity.

This heavy-duty unit is engineered for 24/7 continuous operation, offering exceptional thermal efficiency, robust construction, and intelligent control – ideal for plants with high energy demands.


Key Features

Massive Capacity Range

From 2,000,000 to 6,000,000 kcal/h, tailored to large-scale production lines.

Superior Efficiency

Achieves up to 92–94% thermal efficiency with integrated economizer and advanced combustion control.

Atmospheric or Low-Pressure Operation

Safer than steam boilers; no pressure vessel certification required in many regions.

Advanced Safety Systems

Includes excess temperature alarm, flame failure protection, low flow cut-off, and emergency shutdown.

Modular & Skid-Mounted Design

Pre-assembled, factory-tested, and shipped as a compact module for quick on-site installation.

Fuel Flexibility

Works with natural gas, diesel, heavy fuel oil, LPG, biogas, or dual-fuel configurations.

Typical Applications

  • Petrochemical and refinery processes
  • Large-scale asphalt mixing plants
  • Plywood, MDF, and OSB production
  • Industrial drying (textile, paper, food)
  • District heating and thermal storage systems
  • Rubber and tire manufacturing
  • Chemical reactors and distillation columns

Why Choose This High-Capacity Heater?

Precise temperature control – PLC + HMI with PID regulation, accuracy ±1°C.

Energy saving – Optimized helical coil design and high-density insulation reduce heat loss.

Long service life – Heavy-duty steel coils, corrosion-resistant materials, and seamless welding.

Low maintenance – No water treatment, no freezing risk, no blowdown losses.

Custom engineering – Available with explosion-proof enclosures, remote monitoring (IoT ready), or multiple heating zones.


Technical Specifications (Typical)

Parameter Value
Thermal capacity 2,000,000 – 6,000,000 kcal/h
Equivalent power ≈ 2.3 – 7.0 MW / 8 – 24 million BTU/h
Max. outlet temperature 300°C – 350°C (optional up to 400°C)
Design pressure Atmospheric or ≤1.0 MPa
Thermal efficiency ≥90% (standard), up to 94% (with economizer)
Fuel options Natural gas, diesel, HFO, LPG, dual-fuel, biomass
Control system PLC + touch screen, automatic modulation
Power supply 380–690V / 50/60 Hz, as required
Other capacities, higher temperatures, or custom designs available on request.

Get a Quote

Our engineering team will perform a full heat load calculation and recommend the optimal model based on your process temperature, flow rate, fuel type, and site conditions. Contact us for a tailored solution.