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Fabrication Company Reduces Expansion Cycle Times by 80% With Parallel Pin Expansion

2024-02-06T13:44:55-05:00

Dunn Heat Exchanger, Inc., a fabrication company located in Texas City, Texas, offers heat exchanger cleaning, decontamination, repair, and fabrication services in the highly competitive shell and tube market.

Fabrication Company Reduces Expansion Cycle Times by 80% With Parallel Pin Expansion2024-02-06T13:44:55-05:00

What Is Parallel Pin Expansion?

2021-12-02T11:42:07-05:00

With parallel pin expansion, the rolls are set parallel with the mandrel with zero feed angle. This means that the mandrel will not self-feed as a traditional expander would. Instead, the mandrel is pushed through the expander by force, in most cases hydraulic, allowing the tube to expand.

What Is Parallel Pin Expansion?2021-12-02T11:42:07-05:00
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