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How to Prevent Edge Chipping in Graphite Machining
Machining graphite electrodes comes with its specific challenges and problems, with the most common being edge chipping. Experienced engineers have summarized the useful guidelines.
ANSI and ISO insert designations
Indexable inserts of cutting tools are standardized and designated with letters and digitals. The industry has two major designation systems, e.g., metric (ISO) and inch (ANSI). This article addresses the classification and differences between ISO and ANSI cutting tools. The main distinction lies in the middle digits.
Gundrilling vs. BTA drilling, what’s better?
Both gundrill and BTA drills can reach almost endless depth. The deep holes created by gundrill can have excellent straightness and close tolerance, though at a relatively lower speed. Compared to gundrill, BTA drills can achieve larger diameters and higher feed rates, at a much lower cost.