Industrial Coal Fired Thermal Oil Boiler Factory Leading China Suppliers
High-efficiency Coal Fired Thermal Oil Boilers from a leading China factory. Featuring 95% thermal efficiency, 320°C outlet temperature, and low pressure operation. Trusted suppliers providing robust liquid-phase heat transfer solutions for water-scarce regions.
About this product
Product information from the supplier.
Our Coal Fired Thermal Oil Boilers are engineered for high-performance industrial heating, utilizing advanced liquid-phase heat transfer technology to deliver exceptional thermal stability. Designed to replace conventional steam boilers in water-scarce regions, these units offer a robust solution for industries requiring precise temperature control and high efficiency without the risks associated with high-pressure steam.
By employing a closed-loop heating system, our boilers maximize heat utilization and maintain optimal thermal efficiency across diverse operating conditions. Equipped with comprehensive safety detection devices and sophisticated operational controls, these boilers ensure a secure and stable heat supply, making them ideal for large-scale manufacturing and chemical processing environments.
Detailed Parameters
| Max Thermal Power | Up to 4000 Kw | Max Heat Output | Up to 350 10⁴Kcal/h |
|---|---|---|---|
| Design Temperature | ≤ 320 ℃ | Working Pressure | 1 Mpa |
| Thermal Efficiency | ≥ 95% | Max Oil Capacity | 4.5 m³ |
| Model Range | YQW-350 to YQW-4000 | Heat Medium | Thermal Oil |
| Control System | Full Operation Control | Safety Rating | Industrial Grade |
Key Advantages
Low Pressure, High Temp
Capable of achieving superior working temperatures while maintaining significantly lower operating pressures compared to steam systems.
Precise Temperature Control
Ensures stable heating and highly accurate temperature adjustments to meet strict industrial process requirements.
Maximum Thermal Efficiency
Engineered to maintain peak thermal efficiency (≥95%) across a wide range of varying working conditions.
Integrated Safety Systems
Equipped with complete operation control and advanced safety detection devices for risk-free industrial use.
Water-Saving Solution
An ideal replacement for steam boilers in water-poor areas, using oil as the medium to eliminate water consumption.
Closed-Loop Efficiency
The closed-loop circulation system minimizes heat loss and significantly optimizes overall energy utilization.
Product Gallery

Management Platforms
Capacity Planning
Optimize your heat output by selecting models from 350Kw up to 4000Kw.
Thermal Regulation
Manage precise heat delivery through advanced liquid-phase transfer control.
Safety Monitoring
Real-time tracking via built-in safety detection and operational alarm devices.
Efficiency Tracking
Monitor the 95% thermal efficiency to reduce operational fuel costs.
Oil Level Management
Efficiently manage oil capacities ranging from 0.3m³ to 4.5m³.
Maintenance Scheduling
Scheduled closed-loop system checks to ensure lifelong peak performance.
Investment Return Comparison
| Feature | Standard Steam Boiler | Our Thermal Oil Boiler |
|---|---|---|
| Operating Pressure | Extremely High | Low / Safe |
| Water Consumption | Very High | Minimal (Closed Loop) |
| Temp Precision | Moderate | High Precision |
| Energy Loss | Higher (Vent/Leak) | Lower (Efficient Loop) |
| Maintenance Cost | High (Scale Removal) | Lower (Oil Medium) |
Frequently Asked Questions
Thermal oil boilers can achieve much higher working temperatures at significantly lower pressures, improving safety and reducing the need for expensive high-pressure vessels and water treatment.
The closed-loop system ensures that the heat carrier is continuously recirculated without exposure to the atmosphere, minimizing heat loss and preventing contamination.
Yes, it is specifically designed to replace water-dependent steam boilers in water-poor areas, as it uses thermal oil as the primary heat transfer medium.
Our YQW series is engineered to maintain a thermal efficiency of 95% or higher, ensuring maximum fuel economy.
The boiler comes with a complete set of operation control systems and safety detection devices to monitor pressure, temperature, and flow continuously.
For a rated thermal power of 100Kw, the YQW-1200 model is the appropriate choice, featuring a design temperature of 320℃ and an oil capacity of 1.2m³.



