An undesirable pattern created on the surface of a workpiece, usually at regularly spaced intervals, caused by an out-of-round or out-of-balance condition. Chatter marks are not a structural defect, but they cannot be corrected or eliminated once they are in the material; the marks will usually show through any paint that is applied.
CS Unitec's Surface Finisher - Linear Grinder - Model PTX Eco Smart
The PTX Eco Smart is a multi-functional grinding and polishing system for flat surfaces and open or closed pipe constructions. Grind from coarse to very fine finishes, and burnish to a high-gloss finish. Work with stainless steel, steel and nonferrous metals (aluminum, brass, bronze and copper), wood, and rigid plastic.
Rising dollar doesn't diminish U.S. manufacturing might - by Dan Davis A rising dollar could make it tougher for U.S. manufacturers to export goods, but the metal fabricating community shouldn't suffer too much. Overseas customers buy metal goods from U.S. manufacturers for a very good reason.
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