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The Kadant Blog

Rotary Joints & Unions


Steam Joints for the Corrugating Industry

Rotary steam joints have been a part of the corrugating manufacturing process since the 1930’s. Since then, there have been significant advances in sealing technology, rotary joint design, and materials to extend the application range of the conventional pressure-type rotary joint.

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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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What are Rotary Joints & Rotary Unions?

A rotary joint, also referred to as a rotary union or rotating union, is a rotary sealing device that connects rotating equipment to fixed piping for the transfer of steam, water, thermal oil, coolant, hydraulic oil, air, and other media.

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