Detecting Cracks and Microcracks: A Guide to Modern Metrology and Non-Destructive Methods
Discover metrology and NDT methods to detect cracks and microcracks in mechanical parts. Learn industry examples from aerospace, automotive, energy, and more.
Our Blog
Insights, updates, and stories from the world of manufacturing and precision engineering
How to Protect Common Metals from Corrosion: An Engineer’s Guide
How industries protect common metals like steel, aluminum, copper, brass, and titanium from corrosion? Coatings, anodizing, cathodic protection, and examples from aerospace, automotive, and more.
Why Consistency Matters More Than Price in Manufacturing
Discover why consistent manufacturing saves more than chasing the lowest bid. Learn how Ziqual ensures precision, trust, and repeatable quality.
The Science of Stronger Steel: Heat Treatment Explained
Discover how heat treatment transforms steel strength, hardness, and durability. Learn why annealing, quenching, and tempering matter for CNC-machined parts.
Five Things to Check Before Sending Your CAD File to a Manufacturer
Avoid costly mistakes in manufacturing. Check these 5 key things before sending your CAD file to ensure precision, fit, and manufacturability.
Why Consistency in Machining Is Hard — And How We Fix It
Struggling with inconsistent CNC machined parts? Learn why repeatability is so hard in modern manufacturing—and how Ziqual ensures your parts come out right, every time.
The Tightest Tolerances Possible in Modern Machining
How tight can machining tolerances really get? Explore the limits of modern CNC precision, from everyday shop tolerances to sub-micron ultra-precision machining and what it really takes to achieve them
CNC Machining Glass: Precision Meets Fragility
Machining glass is rare but impactful. It is challenging to do, but the value that it adds is tremendous. Custom optical elements are an example of manufacturing glass parts using CNC machining.
Optical Coherence Tomography or White Light Interferometry
Optical Coherence Tomography is a non-destructive metrology method that is used for measuring the internal structure of objects that are transparent to light similar to a white light interferometer.
Why We Built Ziqual — And How It's Different from Xometry or Protolabs
Ziqual connects you directly with real machine shops — no middlemen, no black box. Get quotes, talk to your technician, and build real relationships. From prototype to production.
A Few Tricks to Cut CNC Machining Costs
From smarter design to better material choices, these practical tips can help us save time, money, and headaches.
Which Steel Alloy Works for my Application?
Not sure which steel alloy fits your part? From stainless to tool steels, the right choice depends on more than just strength. Here's how to pick smart—and avoid costly mistakes.