Blog List
When a Machining Coolant Change Needs a New Trial
A supplier changes machining coolant while the drawing, material grade and CNC program stay the same. Must the part be…
Nitriding Process: Specify the Final Wear Surface
A steel guide block may be ordered with a nitrided wear face and a final grinding operation. Those instructions can…
High Speed Machining: Why RPM Does Not Set Cycle Time
A small pocket can take longer to mill than its programmed feed suggests, even on a machine with a high-speed…
Planning Surface Grinding for Thin CNC Plates
Before ordering surface grinding for a thin plate, agree how it will be held and how it will be measured…
H13 Tool Steel: Planning a Hot-Work Insert
A cooling hole can be straightforward to drill and still be poorly placed for a hot-work insert. The steel left…
Lapping Process for Flat Sealing Faces
A drawing note such as “lap sealing face” leaves several decisions open. The supplier may need to flatten an annular…
EDM Recast Layer: Specifying Removal and Inspection
An EDM-cut slot can meet its width and roughness requirements while its surface layer remains unverified. If the order requires…
Specifying Electroless Nickel Plating for CNC Parts
A finished shaft diameter and an electroless nickel thickness range share the same tolerance budget. If machining uses the full…
Laser Engraving Data Matrix on Metal: Define Acceptance
Approve a Data Matrix mark as part of the finished CNC component. Its location, encoded data and acceptance checks belong…
