CNC milling holder tapers
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 milling
Coolant in CNC machines – what is it, and why use it ?
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 machining: Hardness of insert coating materials
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)
CNC axes directions on Horizontal Machining centers (HMCs) - rotary and linear axes CNC axes directions always follow a convention, and all CNC... Read More
Modular tooling system in CNC machining – what is it ?
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 milling: Heat shrink holder
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 – what is tool life in CNC machining ?
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 VMC/HMC fixture – the key parts
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 machining – the cause, and the solution
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
Insert drills – how they work, and applications
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