Pit furnaces are designed to solve the heat treatment challenges of long, vertical, or heavy components that are difficult to process in conventional furnaces. Installed below floor level, they allow workpieces such as shafts, rods, and cylinders to be suspended vertically, ensuring uniform heating, minimal distortion, and efficient use of workshop space.
Industrial Heat Treatment Furnace Experts
Haiyan Teyi Intelligent Technology Co., Ltd. is a professional heat treatment furnaces manufacturer , offering products including quenching furnaces, annealing furnaces, tempering furnaces, and various custom-designed equipment. Our furnaces by process is suitable for long-term continuous production environments. We provide customers with stable and reliable heating process solutions, supporting on-site commissioning, installation guidance, and rapid after-sales service.
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![Continuous Type Quenching Furnace]()
Continuous Type Quenching FurnaceMesh belt furnace is suitable for heat treatment processing of various fasteners and heat treatment processing of other special parts of appropriate size and weight. Its process range includes: -
![Well-Type Annealing Furnace]()
Well-Type Annealing FurnaceThe purpose of a pit-type annealing furnace (pit furnace) is to soften materials or workpieces that have undergone casting, forging, rolling, welding, or machining; to reduce hardness and improve -
![Vertical Vacuum Annealing Furnace]()
Vertical Vacuum Annealing FurnaceOur vertical vacuum annealing furnace is a high-performance heat treatment solution designed to eliminate impurities, reduce internal stresses, and enhance material properties—all under vacuum or -
![Bell Industrial Furnace For Various Applications]()
Bell Industrial Furnace For Various ApplicationsThe bell-type industrial furnace is a modular batch heat treatment system designed for high-efficiency processing of coil materials under controlled atmosphere conditions. It consists of a stationary -
![Pit Type Vacuum Annealing Furnace]()
Pit Type Vacuum Annealing FurnaceThe pit type vacuum annealing furnace is a vertical batch heat treatment system designed for high-precision thermal processing under controlled vacuum or protective atmosphere conditions. It is -
![High Temperature Car Bottom Furnace]()
High Temperature Car Bottom FurnaceA high temperature car bottom furnace is a batch-type industrial heat treatment system designed for processing heavy and oversized metal components. The furnace utilizes a motorized car platform to -
![High Quality Metal Heat Treatment Furnace]()
High Quality Metal Heat Treatment FurnaceDesigned by CHTEE, this advanced roller hearth furnace system delivers reliable and energy-efficient heat treatment solutions for steel, stainless steel, and alloy components. Built for high-capacity -
![Continuous Mesh Belt Furnace]()
Continuous Mesh Belt FurnaceThe Continuous Mesh Belt Furnace from CHTEE is designed for high-efficiency industrial heat treatment processes including carburizing, quenching, tempering, and carbonitriding. Engineered for
Industrial Furnaces Technical Parameters
|
Furnace Type |
Temperature Range (°C) |
Max Load Capacity |
Heating Method |
Atmosphere |
Typical Control Accuracy |
Typical Use |
|
Box Furnace |
50 – 1,200 |
Up to 3,000 kg |
Electric / Gas |
Air / Protective gas |
±5 °C |
General annealing, tempering |
|
Mesh Belt Furnace |
150 – 1,000 |
Continuous line |
Electric / Gas |
Air / Nitrogen |
±3 °C |
High-volume continuous heat treatment |
|
Tunnel Furnace |
200 – 1,200 |
Continuous line |
Electric / Gas |
Protective gas / Air |
±3–5 °C |
Mass production tempering & annealing |
|
Vacuum Furnace |
200 – 1,400 |
Up to 2,000 kg |
Electric |
Vacuum |
±2 °C |
Precision hardening & brazing |
|
Pit Furnace |
100 – 1,100 |
Up to 5,000 kg |
Electric / Gas |
Protective gas / Air |
±5 °C |
Large part heating, batch loads |
|
Roller Hearth Furnace |
300 – 1,200 |
Continuous line |
Electric / Gas |
Air / Nitrogen |
±3 °C |
Continuous hardening, tempering |
|
Car Bottom Furnace |
100 – 1,200 |
Up to 6,000 kg |
Electric / Gas |
Protective gas / Air |
±5 °C |
Heavy load annealing & normalizing |
|
Gas Fired Furnace |
200 – 1,300 |
Up to 4,000 kg |
Gas |
Air / Combustion gas |
±5 °C |
High-temperature heating applications |
|
Electric Resistance Furnace |
50 – 1,200 |
Up to 3,000 kg |
Electric |
Air / Protective gas |
±4 °C |
Stable temp control for various processes |
|
Conveyor Furnace |
200 – 1,100 |
Continuous line |
Electric / Gas |
Air / Nitrogen |
±3 °C |
Automated production line integration |
Industrial Heat Treatment Furnaces advantage
Explore the Energy-Efficient, Durable, and Customizable Heat Treatment Furnace Solutions Designed for Maximum Performance, Lower Operational Costs, and Enhanced Product Quality in Industrial Applications
Advanced Temperature Control
Our heat treatment furnaces are equipped with state-of-the-art temperature control systems, ensuring precise and uniform heat distribution. This allows for consistent results and high-quality finished products, minimizing material wastage and ensuring the durability of your components.
High Energy Efficiency
The furnaces are designed to optimize energy usage, significantly reducing operational costs. Through advanced insulation technology and intelligent heating systems, our furnaces achieve higher energy efficiency, helping you reduce your energy consumption and environmental impact.
Durability and Reliability
Built with premium, high-strength materials, our heat treatment furnaces are engineered for long-term durability and reliability. They are designed to minimize downtime and maintenance costs, providing consistent performance even in the most demanding industrial environments.
Customizable Configurations
We offer customizable furnace solutions tailored to your specific needs. Whether it’s temperature range, size, throughput, or specific heating processes, our furnaces can be adapted to fit your unique production requirements, ensuring maximum efficiency and flexibility.
Advanced Automation and Control Systems
Our furnaces come equipped with advanced automation and control features, reducing the need for manual intervention. This not only increases the consistency of the heat treatment process but also enhances productivity by minimizing human errors and streamlining operations.
Environmentally Friendly Design
Designed with sustainability in mind, our furnaces integrate energy-efficient features and eco-friendly materials. By minimizing energy waste and emissions, these furnaces help businesses meet environmental standards and contribute to a greener industrial future.
Continuous industrial heat treatment furnace
Continuous furnaces are designed to meet the demands of high-volume, continuous production. By allowing parts to move steadily through heating and cooling zones, they ensure stable, repeatable heat treatment processes, significantly improving productivity and process consistency.
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Bell Furnace
Bell furnaces solve heat treatment requirements that demand precise atmosphere control and uniform material properties. With a sealed bell structure and controlled protective atmosphere, they are commonly used for annealing coils, strips, and wires, delivering consistent mechanical properties and excellent surface quality.
Car Bottom Furnace
Car Bottom Furnace address the challenge of heat treating large, heavy, or bulky workpieces by using a movable hearth for easy loading and unloading. They are widely used for annealing, normalizing, and tempering large castings and forgings, ensuring uniform heating while improving safety and production efficiency.
Box-type multi-functional heat treatment furnace
Box furnaces provide a flexible solution for heat treating small to medium-sized batches with varying process requirements. Their simple structure and ease of operation make them suitable for annealing, normalizing, quenching, and tempering in laboratories, maintenance shops, and general heat treatment applications.
Industrial heat treatment furnace supplier
Rich Experience
With over 15 years of focus on industrial heat treatment equipment, we understand production requirements, process stability, and long-term operation in demanding industrial environments.
Production Capacity
Our 30,000 m² facility and stable production system allow us to deliver consistent quality, controlled lead times, and dependable supply for project-based and repeat orders.
Custom Service
We design and manufacture equipment based on customer products, process requirements, and plant conditions, ensuring practical solutions that fit real production needs.
Broad Market
Our equipment is operating in more than 20 countries, supported by installation guidance, on-site commissioning, and responsive after-sales service for international customers.
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Packaging & Transportation
FAQ About Heat Treatment Equipment
1. What problems does a bogey hearth furnace solve?
A bogey hearth furnace is used for large, heavy, or oversized workpieces that are difficult to load into conventional furnaces. Its movable hearth enables safe handling and ensures uniform heating of heavy components.
2. What applications are best suited for a bell furnace?
Bell furnaces are ideal for processes requiring precise atmosphere control and uniform properties, such as annealing steel coils, strips, and wires.
3. Why are bell furnaces known for good surface quality?
Because the sealed bell structure allows strict control of protective atmospheres, minimizing oxidation and decarburization during heat treatment.
4. What is the main advantage of a continuous furnace?
Continuous furnaces enable uninterrupted, high-volume production, delivering consistent heat treatment results with high efficiency and repeatability.
5. Which industries commonly use continuous furnaces?
They are widely used in automotive, fastener, bearing, and mass-production component manufacturing.
6. What makes a box furnace suitable for flexible production?
Box furnaces can handle multiple processes and varying batch sizes, making them ideal for small to medium-scale, multi-variety heat treatment tasks.
7. Where are box furnaces typically applied?
They are commonly used in tool rooms, laboratories, maintenance shops, and general-purpose heat treatment workshops.
8. What problems does a pit furnace address?
Pit furnaces are designed for long or vertically oriented components that are prone to distortion, allowing vertical suspension for uniform heating.
9. What types of parts are treated in pit furnaces?
Typical parts include shafts, rods, pipes, cylinders, and other long or heavy components.
10. How does furnace selection affect heat treatment quality?
Choosing the right furnace type ensures proper heating uniformity, atmosphere control, productivity, and dimensional stability, directly impacting final product quality.
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