CNC: Milling holder tapers (the story behind the names BT30, CAT40, etc) The taper used generally used is the NMTB, also called NMT or NT It was... Read More
CNC: Coolant – the inner gory details In a typical machining operation in CNC turning or CNC milling, two-thirds of the heat is generated as a... Read More
CNC – Hardness of various insert coating materials Here’s a comparison of the hardness of various coating materials used on cutting tools and... Read More
CNC axes directions on Horizontal Machining centers (HMCs) - rotary and linear axes CNC axes directions always follow a convention, and all CNC... Read More
What is a Modular tooling system, and how does it reduce tooling cost A Modular tooling system enables you to assemble tools from a set of... Read More
CNC – Heat shrink holder The heat shrink holder has a cylindrical bore which holds a tool with a cylindrical shank, like a side lock holder The... Read More
Tool life definition – it’s not when the tool breaks Tool life definition: Tool life is the duration of actual cutting time after which the... Read More
CNC – Key parts of a CNC VMC/HMC fixture The construction principle of all fixtures is common All fixtures consist of locators, clamps and... Read More
Built up edge in CNC turning and milling - the cause, and the solution Built-up edge Pic source – Taegutec Built-up edge (BUE) is not tool... Read More
CNC: Indexable insert drills – why and how you use them Insert drills have a hardened steel body (hardness approx 50 HRC) with inserts at the end... Read More