Imagine you got bar stock from your suppliers that came at random lengths. Or you have materials left over or didn’t use a full bar, and you want to use that in the future. Maybe you want to make the most of your remnants. Edge Technologies’ bar feeders are built to...
Since 2025, we’ve seen an increase in shaft work – more shops making longer parts. One function that can deliver a lot of value for this type of work is 2nd End of Bar, an advanced customization that Edge Technologies can provide on our bar feeders. Let’s say you’re...
In high-speed CNC lathe operations, 12 and 6 ft bar feeders use hydraulic oil to achieve the hydrodynamic effect (sometimes called the hydrostatic effect). The hydrodynamic bearing effect keeps the bar stock spinning smoothly. A thin layer of oil forms a pliable...
To optimize CNC lathe RPM in bar fed applications, your bar stock should not have more than 0.007” total indicator runout per foot as measured at three equidistant points over the full bar length. Here's the inspection procedure for bar straightness: Place bar stock...
Short loaders, or spindle-length loaders, can be a very cost-effective solution. They occupy minimal floor space, don't need to be attached to the bar stock, and don't demand bar end preparation. Because the entire bar stock is contained within the lathe headstock,...
A bar feeder should never limit the RPM of a CNC lathe. But, in recent years, on Swiss-type lathes, strokes have gotten longer. As a result, sheet metal gaps have widened, and shops have experienced what they call the Achilles Heel of bar feeders: a jump rope or tail...
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