How To Retube an Air Cooler

2024-12-30T14:53:08-05:00

Tube removal is a common challenge regardless of the application. In air cooled exchangers, the layout of the tubes, as well as the outer diameter of the fins, could pose some challenges if using traditional methods. However, there are a few tips to make this process quicker.

How To Retube an Air Cooler2024-12-30T14:53:08-05:00

Avoiding Common Pitfalls of Tube Extraction

2025-03-20T14:25:36-05:00

Tube removal can be a daunting task, especially when encountering challenges like corrosion or tight spaces. One of the most frustrating situations operators face is the inability to pull a tube using a hydraulic puller. This article explores the four primary reasons behind this issue and offers simple solutions to overcome them.

Avoiding Common Pitfalls of Tube Extraction2025-03-20T14:25:36-05:00

Roller Burnishing for Stronger, Longer-Lasting Parts

2024-12-18T13:44:58-05:00

Roller Burnishing Roller burnishing is a cold working process that improves the surface finish and mechanical properties of part without removing material. This process involves applying pressure to a surface, resulting in a cold worked layer that offers several advantages including wear resistance, performance, and part life.

Roller Burnishing for Stronger, Longer-Lasting Parts2024-12-18T13:44:58-05:00

2024 Gustav Wiedeke Award Winner

2024-10-28T10:23:44-05:00

Elliott Tool Technologies, a USA based tube tool manufacturer, presented its annual Gustav Wiedeke Award to Dunn Heat Exchangers at Heat Exchanger World Americas 2024. This award highlights the importance of customer participation in Elliott’s new product development process and encourages others to collaborate with Elliott to overcome industry challenges.

2024 Gustav Wiedeke Award Winner2024-10-28T10:23:44-05:00

Can This Part Be Burnished?

2024-10-21T10:02:40-05:00

Burnishing is a highly efficient and cost-effective method for achieving fine surface finishes on ductile metals. While its versatility extends to a wide range of applications, specific part geometries and material properties can influence the effectiveness of burnishing.

Can This Part Be Burnished?2024-10-21T10:02:40-05:00

Carbide Roll vs. Diamond Stem

2024-10-15T13:02:43-05:00

When it comes to achieving a smooth surface finish, selecting the right burnishing tool is essential. Carbide Roll and Diamond burnishing tools each offer unique benefits and excel in different applications. Understanding these differences can help ensure you make the right choice and achieve the best surface finish for your project.

Carbide Roll vs. Diamond Stem2024-10-15T13:02:43-05:00

How Ductility Impacts Surface Finish

2024-09-19T10:12:20-05:00

Surface finish significantly affects the performance, durability, and quality of manufactured parts. A smoother finish reduces friction and wear, enhancing the part's longevity. Burnishing, a process that compresses the part's surface, is a common technique to improve surface finish. However, it's effectiveness relies on the material's ductility.

How Ductility Impacts Surface Finish2024-09-19T10:12:20-05:00
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