Buying Guide
Continuous Screw Flight vs Sectional Screw Flight
A practical comparison for choosing between cold rolled, winded, and sectional helical flighting.
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Buying guides and production notes
Practical notes for measuring screw flights, comparing forming routes, selecting material, and preparing a clearer technical quotation.
RFQ Guide
How to Measure Screw Flight Dimensions
The dimensions engineers need before quoting: OD, ID, pitch, thickness, material, quantity, and drawing notes.
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Cold Rolled Screw Flight Manufacturing Process
How strip material is formed into continuous screw flights with repeatable pitch and diameter.
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Ground Screw Production Line Overview
Pipe tapering, heating, spiral forming, welding, and inspection stages for ground screw pile production.
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Outer / inner diameter
Pitch / thickness
Material / quantity