How to maintain the furnace?

Regularly clean the air filter, check the burner and fan, simple daily maintenance, long service life.

Can you provide customized solutions?

Yes. We customize according to your required air volume, temperature, space, and fuel type.

Is after-sales service available?

We supply spare parts and provide technical support for installation, commissioning and maintenance.

Automatic Natural Circulation Hot Air Furnace with Stable Performance

Name: Automatic Natural Circulation Hot Air Furnace with Stable Performance
Brand: Henan Hengxin Boiler Manufacturing Co., Ltd.
SKU: 2151462622

Henan, ChinaHenan Hengxin Boiler Manufacturing Co., Ltd.

US$3,000.00

1-2 Pieces

US$2,800.00

3-4 Pieces

US$2,600.00

5+ Pieces

Product specifications

Power

Product profile

Customization

Available

Function

Hot Air Boiler

Fuel

Gas-Fired

Model NO.

WRF

Installation

Assembled Boiler

Structure

Fire Tube

Media

Air

Water Circulation

Natural Circulation

Drum Placement

Horizontal Boiler

Pressure

Low Pressure

Manufacturing Level

Burning Style

Chamber Combustion Boiler

Usage

Industrial

Product Name

Hot Blast Stove

Applicable Fuel

Natural Gas LPG Fuel Oil

Application

Chemical Industry, Food, Feed

Manufacturer

Hengxin

Color

Customer's Requirement

Medium

Air

Operation

Fully Automatic Control

Sheath Material

S. Steel 304/316

Temperature

50-350 Degrees Celsius

Transport Package

Wooden Frame

Trademark

HENGXINBOILER

Origin

China Henan

HS Code

8416201190

Production Capacity

23000

Key features

High Thermal Efficiency: Achieves up to 86% thermal efficiency with high-efficiency burners for energy saving.

Clean Hot Air Output: Provides 100% clean, smoke-free hot air with separated combustion chamber and air duct.

Wide Fuel Compatibility: Supports natural gas, LPG, city gas, light diesel, heavy oil, and biomass pellets.

Customizable Solutions: Customizable air volume, temperature, space, and fuel type based on customer requirements.

Low Noise Operation: Equipped with low-noise fans and sound insulation design for quiet factory workshop use.

Easy Installation: Assembled boiler structure with compact layout, ensuring easy installation and maintenance.

CE Certified Quality: Manufactured by licensed Class B boiler enterprise with CE certification for safety.

Stable Performance: Natural circulation design ensures stable output and long continuous working hours.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceFull CustomizationFast Delivery

Henan Hengxin Boiler Manufacturing Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.23h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad manufacturing and customization capabilities in heating equipment, mechanical components, environmental protection equipment, and metal structures. It reports five production lines, four quality inspectors, ISO 9001 and ISO 14001 management certifications, and CE product compliance certification. The supplier provides OEM and ODM services, has introduced new products within the past year, and supports multiple customization types. Quality procedures include corrective and preventive action and customer complaint handling with documented records, although finished-product inspections are guided by instructions without written records. The supplier has ten years of export experience and offers inventory and FOB, CIF, CFR, and EXW service options. Limitations include no overseas agents or branches, overseas warehouses, overseas showrooms, or offline trade-show participation, no available SDK, and no valid manufacturing-capacity contract with affiliated subcontractors....

Supplier typeThe supplier is a manufacturer and supplier of heating equipment, mechanical parts, environmental protection equipment, metal structures, and related equipment. Its registered scope includes special-equipment manufacturing and installation, general equipment manufacturing, mechanical-equipment sales, heating production, and import/export activities, indicating a multi-category industrial manufacturer rather than a pure trading company.

CertificationsThe supplier reports ISO 9001 and ISO 14001 management-system certifications and CE certification for product compliance. These explicitly support its quality, environmental-management, and product-compliance credentials.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaint handling, and it reports quality assurance and in-stock capability. However, it has no overseas agents or branches, overseas warehouse, overseas showroom, or overseas service coverage, so its international after-sales infrastructure is limited.

R&D capabilityThe supplier states that it has introduced new products within the past year and provides ODM services, supporting active product-development capability. However, it reports no available SDK, which limits evidence of software-development or integration capability.

Production capacityThe supplier operates five production lines and lists laser cutting, rolling, drilling, plate shearing, and welding equipment. It also reports inventory capability and ten years of export experience, but no valid contract exists between the factory and affiliated subcontractor, creating a documented weakness in subcontracted manufacturing-capacity governance.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated both for design services and R&D-related services, indicating broad product-customization coverage.

Client casesThe supplier reports providing OEM services for well-known brands, which is direct evidence of at least one type of customer experience. However, no customer names, project details, references, case studies, or independently verifiable delivery records are provided, so the breadth and quality of its customer cases cannot be fully assessed.

Product Q&A

Q:What is a clean air hot air furnace?

It is a heating device that provides 100% clean, smoke-free hot air. The combustion chamber and air duct are completely separated, so no flue gas or impurities mix into the output air.

Q:What industries is it suitable for?

Widely used in food drying, agricultural products, medicine, chemical engineering, textile printing and dyeing, and other processes that require clean hot air.

Q:How about its thermal efficiency?

High-efficiency heat exchange structure, thermal efficiency up to over 90%, low fuel consumption and low operating cost.

Q:What fuels can it use?

Supports natural gas, LPG, diesel, biomass pellets, and other clean energy sources.

Q:Is it noisy during operation?

Equipped with low-noise fans and sound insulation design, stable and quiet operation, suitable for factory workshops.