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  2. Roof seamer - Wikipedia

    en.wikipedia.org/wiki/Roof_seamer

    Mechanically seamed standing seams (double locked) A roof seamer is a portable roll forming machine that is used to install mechanically seamed structural standing-seam metal roof panels, as part of an overall metal construction building envelope system. The machine is small and portable to be handled by an operator on top of a roof.

  3. Double seam - Wikipedia

    en.wikipedia.org/wiki/Double_seam

    Incorrect (left) and correct (right) seams. The production of a high-quality double seam is dependent on several factors, including conformity to the set can and end specifications, the quality of the seamer tooling used and its compliance with the can and end being used, the condition of the seaming machine and the setup of the seaming rolls, lifter pressure and other components.

  4. Drawer slides roll forming machine - Wikipedia

    en.wikipedia.org/wiki/Drawer_slides_roll_forming...

    The basic production flow of drawer slide machine is roll forming, punching, and cut off to length. Processes of drawer slides roll forming is a continuous cold rolled steel strip passing through a plurality set of upper and lower shaped rollers, and then punching, embossing, straightening, and cut off to length. Straightening is an important ...

  5. Roll forming - Wikipedia

    en.wikipedia.org/wiki/Roll_forming

    Roll forming, also spelled roll-forming or rollforming, is a type of rolling involving the continuous bending of a long strip of sheet metal (typically coiled steel) into a desired cross-section. The strip passes through sets of rolls mounted on consecutive stands, each set performing only an incremental part of the bend, until the desired ...

  6. Why are Americans obsessed with a white Christmas? Blame ...

    www.aol.com/why-americans-obsessed-white...

    Americans are obsessed with a white Christmas and all the trimmings – snow, icicles, sleigh rides, frost on windowpanes, cuddling up by the fire, mittens, the North Pole.

  7. Can seamer - Wikipedia

    en.wikipedia.org/wiki/Can_seamer

    The seam is made by mechanically overlapping the two layers to form a hook. Different parameters of the hook are measured and monitored to check the integrity of the seam under different conditions. The shape of the double seam is determined by the shape of the seamer roll profile and the relative position. During the can seaming process, the ...

  8. Rolling (metalworking) - Wikipedia

    en.wikipedia.org/wiki/Rolling_(metalworking)

    Rolling schematic view Rolling visualization. In metalworking, rolling is a metal forming process in which metal stock is passed through one or more pairs of rolls to reduce the thickness, to make the thickness uniform, and/or to impart a desired mechanical property.

  9. House Ethics Committee doesn't agree to release highly ... - AOL

    www.aol.com/house-ethics-committee-doesnt-agree...

    WASHINGTON – A bipartisan House committee did not agree to release a highly anticipated report on allegations against former Rep. Matt Gaetz, who President-elect Donald Trump has chosen as the ...

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