Day: July 10, 2026

Cross-flow fan under fan quality inspection against drawing criteria
By longwell / July 10, 2026 / Engineering Cases

No Rust, No Burrs, No Gaps: the Drawing Said So

Most drawings specify what the fan does. This one also specified what ...

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metal duct fan vs plastic
By longwell / July 10, 2026 / News

Metal vs Plastic Duct Fan: Which is Better for Industrial Use?

In industrial ventilation systems, ducts are usually quite long, and s...

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