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Φ3.0×45m Sponge Iron Rotary Kiln Line in Korla, Xinjiang

Source:Calcination EQPT Cases Time:2026-11-07

Henan Hongke Heavy Machinery Co., Ltd. is a Chinese manufacturer of industrial rotary kilns, rotary dryers, ball mills, crushers and complete mineral processing production lines. This article introduces the Φ3.0×45m sponge iron rotary kiln production line project in Korla, Xinjiang. It covers the project configuration, equipment advantages, installation and commissioning service, and customer feedback.

1. Project Background and Customer Needs

The project is located in Korla, Xinjiang. The customer planned to build a sponge iron rotary kiln production line. The core equipment is a Φ3.0×45m sponge iron rotary kiln. The customer mainly focused on:

  • Stable operation of the kiln shell under long-term continuous running;

  • Sealing at the kiln inlet and outlet and control of air leakage;

  • Refractory configuration and thermal efficiency;

  • Smooth operation of the drive system and adaptability to speed control;

  • On-site installation guidance, commissioning training and later spare parts supply.

Henan Hongke provided a Φ3.0×45m sponge iron rotary kiln and supporting equipment configuration based on the customer’s material properties, process targets and site conditions. The company also supported equipment manufacturing, shipping, installation guidance and commissioning training.

2. Company Introduction

Henan Hongke Heavy Machinery Co., Ltd. designs and manufactures industrial rotary kilns, rotary dryers, ball mills, crushers and complete production lines. Its products are used in cement, lime, sponge iron, metallurgy, mining, building materials and chemical industries. The company provides single machines, complete production lines, spare parts, on-site installation guidance and commissioning training.

3. Φ3.0×45m Sponge Iron Rotary Kiln Line Configuration

The core equipment of this project is a Φ3.0×45m sponge iron rotary kiln. The line includes feeding, combustion, dust control, cooling, discharge and PLC control systems. Items marked “according to project configuration / to be verified before publishing” should be replaced with values from the contract technical agreement and final drawings before publishing.

Item

Case Configuration / Notes

Equipment name

Sponge iron rotary kiln production line

Model / size

Φ3.0×45m

Application material

Sponge iron / direct reduced iron (DRI)

Kiln shell diameter

3.0 m

Kiln shell length

45 m

Capacity

According to customer material and process (fill in contract value before publishing)

Main motor power

According to final selection (to be verified before publishing)

Total weight

According to final drawings (to be verified before publishing)

Inclination

According to process design (to be verified before publishing)

Rotation speed

Variable frequency speed control, according to process configuration (to be verified before publishing)

Number of support stations

According to design drawings (to be verified before publishing)

Transmission

Girth gear drive, according to project design

Sealing

Multi-point sealing at kiln inlet and outlet, according to project configuration

Fuel type

Coal, natural gas or mixed fuel, according to project configuration

Control mode

PLC automatic control, according to project configuration

Φ3.0×45m sponge iron rotary kiln production line site in Korla Xinjiang - Hongke Heavy

4. Equipment Advantages of Henan Hongke

For this sponge iron rotary kiln project, the main advantages of Henan Hongke’s equipment and solution are as follows.

4.1 Selection based on material and process

The diameter, length, inclination, rotation speed and refractory configuration of a sponge iron rotary kiln should be decided by material properties, target capacity and fuel conditions. Henan Hongke selects the equipment based on the customer’s process requirements so that the single machine matches the whole line.

4.2 Kiln shell and refractory structure designed for the working conditions

The kiln shell is designed for the project working conditions. The refractory configuration considers both heat insulation and service life. This helps reduce heat loss from the kiln shell and improve thermal efficiency.

4.3 Stable transmission and easy process adjustment

The kiln uses a girth gear drive and variable frequency speed control. This makes it easy to adjust the kiln rotation speed according to process requirements and adapt to different materials and operating conditions.

4.4 Sealing and dust control

The kiln inlet and outlet use multi-point sealing structures. The sealing form is configured according to the project. This helps reduce air leakage and dust escape and improves the site environment.

4.5 Automatic control and interlocking

The line is equipped with a PLC control system. It monitors and interlocks feeding, combustion, temperature, transmission and dust control. This reduces manual operation and improves running stability.

4.6 Complete equipment and service support

Henan Hongke can provide equipment for feeding, rotary kiln, cooling, dust control and discharge as a complete line. The company also provides installation guidance, commissioning training, spare parts and after-sales support.

5. Project Execution and Customer Feedback

During project execution, Henan Hongke followed the agreed schedule for equipment manufacturing, factory inspection, shipping and on-site installation guidance. During commissioning, the company trained the customer’s operators and supported linked equipment commissioning.

In the project follow-up, the customer’s overall feedback on the cooperation was positive. The customer recognized the equipment manufacturing quality, delivery support, on-site installation guidance and commissioning training response, and considered that the production line met the project expectations. Specific customer comments, acceptance data and operating figures should be based on project visit records and acceptance documents before publishing.

6. FAQ: What to Check When Choosing a Sponge Iron Rotary Kiln?

Q1: What capacity can a Φ3.0×45m sponge iron rotary kiln handle?

Capacity depends on material particle size, moisture content, target metallization rate, fuel type and operating schedule. It cannot be decided by kiln size alone. Customers should provide a material test report and target capacity so Henan Hongke can make a preliminary selection.

Q2: Why is sealing important for a sponge iron rotary kiln?

Sealing at the kiln inlet and outlet directly affects air leakage, temperature stability and dust control. The sealing configuration should match the kiln operation, refractory and dust control system.

Q3: Can Henan Hongke provide spare parts and on-site service?

Yes. Henan Hongke can supply spare parts such as refractory materials, transmission parts and sealing parts. It can also provide installation guidance, commissioning training and after-sales support according to project needs. For more information, see spare parts and after-sales service.

7. Planning a Sponge Iron Rotary Kiln Project? Contact Henan Hongke

If you are planning a sponge iron / direct reduced iron rotary kiln production line, or if you need a Φ3.0×45m or custom-sized rotary kiln, please send the following information to Henan Hongke:

  • Material name, particle size, moisture content and material test report;

  • Target capacity and operating schedule;

  • Fuel type (coal, natural gas or mixed fuel);

  • Project location and power supply conditions;

  • Automation control requirements and environmental requirements.

Henan Hongke will provide a preliminary selection suggestion and quotation based on the project conditions. Please use contact Hongke to send your requirements, or visit our products page to learn more about rotary kiln products.

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