Burr in metal processing is a common problem, such as drilling, turning, milling, plate cutting. One of the hazards of burrs is easy to be hurt. In order to remove burrs, a second operation called deburring is usually required. Three deburring…

If you ask, “What’s the difference between CNC machining and 3D printing?” The most straightforward answer: 3D printing is an augmentation technology, CNC machining is a reduction technology. 1. Material differences The main materials for 3D printing are liquid resin…

Deep-hole drills are often divided into external chip removal (also known as gun drill), internal chip removal (often abbreviated as BTA by the International Association of Deep-hole Drilling), nesting or spraying chip removal. This paper mainly introduces the development and…