Engineering Guides & Manufacturing Insights
Practical, no-marketing knowledge from real development work. Guides publish progressively — you can request current drafts today.
Engineering Guides
How-to knowledge for designing manufacturable hardware.
Manufacturing Insights
Process, cost and quality realities from the factory floor.
Hardware Trends
Materials, components and supply-chain shifts we are tracking.
In-Depth Topics
Each entry below opens its summary on this page. Full long-form versions are being written and published in order — request a current draft any time.
DFM Checklist for Injection Molded Parts
Wall thickness, draft, ribs, sinks and undercuts — the ten checks we run before releasing a part to tooling.
How Long Does a Production Mold Take?
A realistic week-by-week view of mold engineering, fabrication, T0/T1 trials and correction cycles.
Prototype Strategy: 3D Print vs CNC vs Vacuum Casting
Which prototype technology answers which question — and what each choice costs.
Understanding BOM Cost Drivers in Electronics
Where the money actually goes in a PCBA bill of materials, and how design choices move it.
Designing a Product for Amazon FBA
Packaging, unit economics, inspection gates and listing-photo reality, engineered from day one.
Hardware Trends to Watch
Ongoing notes on materials, components and category shifts we see coming out of Shenzhen supply chain.
Get notified when guides publish?
Email hello@auraqen.com with 'Resources' in the subject and we will keep you on the list.