Materials
Choosing Between Aluminum 6061 and 7075 for CNC Parts
Strength, weight, machinability and cost — a side-by-side comparison to help you pick the right alloy.
May 14, 2026Read more →
ZJCNCMACHINE
CNC Machining Blog & Insights
Design tips, materials guides and behind-the-scenes stories from the ZJCNCMACHINE engineering team.
Capabilities
5-Axis vs 3-Axis: When the Extra Axes Actually Pay Off
Complex geometries, single-setup machining and tolerance stack-up — when 5-axis is worth the premium.
May 02, 2026Read more →
Design Guide
Designing for Manufacturability: 10 Rules for CNC
Wall thickness, internal corners, hole depth — quick DFM rules to lower cost and lead time.
Apr 22, 2026Read more →
Quality
Understanding GD&T for CNC Drawings
Position, flatness, perpendicularity — what each GD&T symbol actually controls on the shop floor.
Apr 10, 2026Read more →
Surface Finish
Anodizing Type II vs Type III: Choosing the Right Finish
Color options, hardness, layer thickness and corrosion resistance — when to choose hardcoat anodize.
Mar 28, 2026Read more →
Quality
How We Inspect Critical Dimensions: CMM Workflow
From first article to final inspection — a walkthrough of our coordinate measuring process.
Mar 18, 2026Read more →
Materials
Stainless 304 vs 316: A Practical Buyer's Guide
Corrosion resistance, weldability and cost — the differences that actually matter for your part.
Mar 05, 2026Read more →
Design Guide
Brass Fittings: Threads, Tolerances and Sealing
NPT, BSP, JIC — choosing thread standards for leak-free brass fittings.
Feb 22, 2026Read more →
News
Inside Our Workshop: Tour Our CNC Production Line
32 machining centers, dedicated QC lab and assembly bay — take a tour of our 4,500 m² facility.
Feb 12, 2026Read more →
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