CNC turning: Circularity and Cylindricity
CNC: Circularity and Cylindricity – the difference Circularity: Every circular cross section of the part must lie between two concentric circles... Read More
Tag: CNC turning
CNC machining – Positive, Negative inserts
CNC: Negative insert, Positive insert – Zero difference yaar ! Just use whatever’s available ! Every cutting tool catalog has the words Positive... Read More
CNC turning – Using the correct threading Anvil
CNC: Anvils in threading tools – small things that make a big difference The insert is therefore seated at a sideways angle on an Anvil, or... Read More
Insert nose radius chart- for feed rate selection in turning
Nose radius, feed rate and surface finish - an insert nose radius chart The nose radius of the insert has a direct effect on the... Read More
CNC turning – temperature at cutting area
CNC: Temperature at the cutting tip – enough to light a cigarette Tobacco and paper both ignite at a temperature of 250 degrees C The... Read More
Grooving in CNC turning – need for dwell
CNC: Grooving on CNC lathes – why you need a dwell at the bottom The grooving insert moving into the groove is actually moving along a spiral... Read More
G76 Fanuc threading cycle, and depth of cut in CNC threading
CNC threading: G76 Fanuc threading cycle - first depth of cut calculation CNC threading often fails because of improper depths of cut Too... Read More
CNC turning – Speed, feed selection
CNC – The right cutting parameters can reduce cycle time, drastically Even animals use tools properly, but humans on a typical CNC shop floor... Read More
Negative insert : How it reduces cost in CNC turning
CNC: Cost per cutting edge – why it is lower for a negative insert A negative insert, like the VNMG insert in the picture, has a zero relief angle... Read More
Cutting speed and RPM (or spindle speed) – the difference
Cutting speed and RPM - what is the difference, and how is it important Cutting speed and RPM are different but related Here's an... Read More