Your Professional Gas Fired Hot Air Furnace Supplier
Zhejiang MeiBao Industrial Technology Co., Ltd. (Original Hangzhou MeiBao Furnace Engineering Co., Ltd.) is a scientific and technological professional company integrating R & D, design, manufacture, installation, debugging and service of the complete set of production lines and energy equipments.
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Robust Heating Solution for Continuous Industrial Drying & Production Lines
Why Choose Us
Our Certifications
The company has passed ISO9001 international quality management system certification. Many of the company's technologies and equipment have applied for national invention and utility model patents.
Foreign Trade Market
The company's products are exported to Vietnam, India, Laos, Burma, Indonesia, Pakistan, Thailand, Tanzania, Garner, Jamaica and many other countries.
Productivity
The company can provide 5000~250000 tons / year detergent powder production and liquid detergent production 5000~250000 tons / year complete production line planning and design.
Advanced Equipment
We adopt advanced technologies and equipment to ensure the performance and reliability of our products.
Gas Fired Hot Air Furnace
|
Parameter |
Specification |
|
Product Name |
Oil/Gas-Fired Hot Air Furnace |
|
Model |
MBZ Series |
|
Heat Output Range |
250,000 – 20,000,000 Kcal/h |
|
Temperature Range |
60°C – 1000°C (±5°C fluctuation) |
|
Thermal Efficiency |
≥93% |
|
Control System |
PLC with Frequency Conversion |
|
Fuel Types |
Natural Gas, Diesel, Biomass, Coal |
|
Dust Content in Output Air |
≤40 mg/Nm³ |
|
Heating Method |
Direct or Indirect |
|
Material |
Stainless Steel |
|
Operating Pressure |
Atmospheric |
|
Customization |
Available |
|
Warranty |
1 Year |
|
Production Capacity |
Up to 100 Sets / Month |

Fuel Flexibility: Compatible with natural gas, oil, coal, and biomass
Wide Heat Output Range: From 250,000 Kcal/h to 20 million Kcal/h per unit
Adjustable Temperature: 60°C to 1000°C, precision control within ±5°C
High Thermal Efficiency: ≥93% with optimized combustion system
Clean Emissions: Dust content ≤40 mg/Nm³; no black smoke or SO₂ emissions
Safe & Automated: Explosion-proof design with frequency conversion control
Durable & Low Maintenance: Stable operation, minimal wear, long service life
100% Heat Utilization: No wasted hot air, total transfer to drying system
Main Components
- Sheath house ( steel alloy, stainless steel ,or other material as your design)
- Finned heating elements
- Thermal insulators for keeping air temperature
- Wire connection box
- Centrifugal fan
- Thermocouple
- Inlet/Outlet hole
- Temperature controller
- Fuse

Application
Widely used for producing detergent powder, food ingredients, and chemical materials. Features uniform particle size, high thermal efficiency, and fully automatic control for consistent drying results.
Suitable for drying bulk solids such as fertilizers, minerals, and biomass. Offers stable operation, adjustable residence time, and efficient heat exchange for high-capacity production lines.
Designed for drying granules and crystalline materials. Ensures uniform drying through hot air fluidization, low energy consumption, and precise temperature control.
Ideal for high-moisture or heat-sensitive materials such as kaolin, pigments, and starch. Provides rapid drying in seconds with excellent powder quality and minimal thermal degradation.
Used for thermal treatment, dehydration, and curing processes in chemical, ceramic, and food industries. Offers even heat distribution and customizable chamber design for different materials.
Applied in chemical synthesis, reaction, and heating stages. Supports liquid-solid or gas-solid reactions with high-temperature resistance, safety, and energy-efficient operation.
After-Sales Service
We provide 2 years warranty for large equipment like full automatic hand wash making machine line. provide 1 year for small filling packing machines, such as semi-automatic filling packing machine series. Machine guaranty and technical support lifetime for all kind of Machine. All machine's parts can be replaced for free within the warranty period if broken (excluding error operation).
Packaging & Shipping
Packaging
By air, by sea upon balance received. Shipping fee cost depends on different destinations. We will help you to ship the machines. CIF, FOB, EXW are available.
Shipping
By air, by sea upon balance received. Shipping fee cost depends on different destinations. We will help you to ship the machines. CIF, FOB, EXW are available.
Our Certifications






FAQ
Q: 1. What types of fuels can be used in this hot air furnace?
A: Our furnaces are compatible with a variety of fuels, including natural gas, diesel oil, bituminous coal, and biomass. We can recommend the most suitable fuel option based on your local energy availability and cost-efficiency.
Q: 2. What's the temperature control range?
A: The hot air temperature is adjustable from 60°C to 1000°C, with high-precision control that keeps fluctuation within ±5°C, even during continuous operation.
Q: 3. What is the thermal efficiency of the system?
A: Our hot air furnace is designed for ≥93% thermal efficiency, significantly reducing fuel consumption while maintaining consistent heat supply.
Q: 4. How clean is the output air?
A: The system provides clean hot air with dust content as low as ≤40 mg/Nm³, ensuring compliance with strict environmental and hygienic standards. No black smoke or SO₂ is produced.
Q: 5. Is this furnace safe for high-temperature continuous operation?
A: Yes. It features fully automated control, frequency conversion regulation, and built-in safety protection to ensure stable and explosion-free operation, even under long-term, high-load conditions.
Q: 6. Can I use this furnace with different types of dryers?
A: Absolutely. It is widely used with:
- Spray dryers
- Rotary dryers
- Fluidized beds
- Flash dryers
- Drying ovens and chambers
We can help you integrate it seamlessly into your existing or new drying system.
Q: 7. Do you offer customized solutions?
A: Yes. We offer fully customized furnace systems based on:
- Required heat output
- Type of dryer or process
- Available fuel type
- Site constraints and layout
- Environmental regulations
Q: 8. What is your lead time and delivery policy?
A: Typically, production and delivery take about 40 working days. Packaging is export standard, and we provide on-site installation or remote guidance as needed.
Q: 9. What is the warranty period?
A: We offer a 1-year warranty on all components, with lifetime technical support. Spare parts and remote diagnostics are always available.
Zhejiang Meibao Industrial Technology Co., Ltd. is one of the most professional gas fired hot air furnace manufacturers and suppliers in China, featured by quality products and good price. Please rest assured to buy custom made gas fired hot air furnace from our factory.

