Form taps for stailness steel12/5/2023 “Its characteristics of being both strong and lightweight make it a very attractive alloy for use in the medical industry,” said Ray Moring, technical sales marketing specialist for Greenfield Industries Inc., Evans, Ga. “When you talk about medical parts, some made from titanium might require a totally different tap than those made from stainless steels,” Goodman said.Ī large percentage of medical implants are made of titanium alloys. Most tap manufacturers have a product line specifically designed for each material. Key medical part materials include medical-grade stainless steels, titanium and cobalt chrome. “Typically, there are few medical parts that are going to need a tap over ½", and most of them need a tap under ¼",” said Ed Goodman, application specialist for OSG Tap & Die Inc., Glendale Heights, Ill. Medical parts that are tapped include implants, such as hip and knee replacements, and surgical instruments.Īgain, small is one of the operative words. Small is for the tiny size of many medical parts, and challenging is for the difficult-to-machine materials from which the parts are often made.ĭeveloping strategies for tapping medical parts, then, typically involves many factors, including the cutting tool geometry, machine capability, toolholder, metalworking fluid and the parts themselves. When tapping medical parts, two words come up repeatedly: small and challenging. OSG’s Exo-Carb VX carbide taps can thread cobalt chrome. Tapping medical parts requires unique considerations not required in general-purpose machining.
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