tipped pcbn inserts in 60 degree triangle shape T for hard ...
2021-7-20 · Advantage of tipped pcbn inserts is the lower cost than solid inserts and solid corner inserts, tipped insert is one use only economical type, it requires a carrier like tungsten carbide base as substrate for the insert, and substrate have a pocket that will accommodate and support the tip, the working tips are brazed to tungsten carbide base, 1~4 tips depends on different insert shapes, this braze joint of tipped pcbn inserts represents the weak link not so good as solid cbn inserts …
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