Engineering Articles
Aluminum for CNC Machining: How to Choose Grades, Tempers, Stock Forms, Finishes and Cost
Select aluminum for CNC parts by matching alloy, temper and stock form to the part’s…
What Is Die Casting? Process, Alloys, Defects, and CNC Finishing Explained
A working engineer’s guide to die casting: HPDC vs LPDC, hot chamber vs cold chamber,…
Sinker EDM Machining: How the Process Works, Where It Wins, and How to Spec It
Sinker EDM removes conductive material through controlled discharges in a dielectric medium. Read what VDI…
What Is Welding and How Does It Work: Process Families, HAZ, and Post-Weld Machining
Welding fuses metals at the joint using heat, pressure, or both. Process families by ISO…
CNC Part Weight Calculator: Metal Weight Calculator and Density Chart
Calculate CNC part weight from CAD volume or stock dimensions, compare grade-specific metal densities, and…
How to Evaluate a CNC Supplier: What Purchasing Engineers Verify Before Placing the First PO
CNC supplier evaluation succeeds or fails on four checks: the scope on the QMS certificate,…
CNC Machining Quote Checklist for China: What to Send Your Supplier
Prepare a quote-ready CNC RFQ for a China supplier with controlled CAD, drawing revision, material,…
Laser Marking for Automotive CNC Parts: Materials, Sequence, and Data Matrix DPM Verification
Automotive CNC parts get laser marked at a wavelength, in a sequence, and to a…
Titanium vs Stainless Steel: Ti-6Al-4V vs 316L for Aerospace and Medical Parts
Compare Ti-6Al-4V titanium and 316L stainless steel for CNC-machined aerospace and medical parts. Covers AMS…
CNC Machining for EV Motor Housings and Battery Enclosures: What ISO 1101, IEC 60529, and ASTM B221 Require
ISO 1101:2017 governs GD&T language on motor housing bearing bores, not the tolerance values themselves….
