The Kadant Blog

Welcome to the Kadant Toolbox, the official blog of Kadant. We know running an efficient operation with a reliable process is what your operational performance relies on, so we put our team to work for you to provide instruction, best practices, and technical know-how. 

Latest Articles

Can Filtration Equipment Cost-effectively Reclaim White Water in Systems With a Variability in Solids?

Selecting filtration equipment that performs efficiently under the dynamic process conditions of paper machine white water loops can be a challenge for many papermakers. Variability in furnish, paper grades and the operating conditions of the machine, can lead to large swings in the type and amount of solids that must be removed from the white water before it can be reused in the process.

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Is It Possible to Effectively Clean a Yankee Dryer?

What is the single most expensive and critical piece of equipment in a tissue mill? The Yankee dryer, of course. And when chatter marks and other damage to the Yankee dryer surface are found, they require expensive grinds which can reduce the operating life of this important asset.

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Kadant Solutions Blog in Review and Looking Ahead

Kadant Solutions entered the blogosphere in October 2013. And the entire year was full of research, development, and learning. Escorting out 2013 and ushering in the new year wouldn’t feel right without some reflection.

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Why Do My Steam Coils Freeze in the Winter?

Unfortunately, this happens too often.  Repairing or replacing steam coils can be very expensive.  Fresh air make-up steam coils are typically temperature controlled using a modulating steam control valve to regulate the discharge air temperature. 

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Using Rotary Unions With Thermal Oil

Rotary unions used with heat transfer oils require special attention during repair to ensure leak-free operation. Heat transfer oils tend to “coke” at high temperatures and deposit material that can settle in the rotary union and adhere to the sealing components.

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How to Recover From Flooding in Paper Dryers

When flooded dryers are identified during machine production, and if these issues are steam system related issues, there are several actions that can be taken to restore condensate flow and get the paper dryer back to normal operation.

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The Causes of Flooding in Paper Dryers

The majority of flooding incidents can be attributed to steam and condensate system issues (poor equipment sizing, incorrect system set-points and incorrect system calibration) and mechanical issues (unreliable or incorrectly installed steam joints and syphons).  In this discussion, we will focus on the steam system issues that contribute to flooding.

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