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# ct3d
First Article Inspection (FAI): Process and Required Documents
First article inspection (FAI) for machined, cast and 3D printed parts: step-by-step process, required documents, and the role of 3D scanning and color maps.
3D Design for 3D Printing: DfAM Principles for FDM, SLA, MJF, SLM
3D design for 3D printing with DfAM: wall thickness, support, assembly tolerances and print orientation for FDM, SLA, MJF and SLM. Avoid failed prints and…
Custom 3D Design Services, Production-Ready Files | CT3D
Custom 3D design from 2D drawings, photos, sketches, ideas or physical samples with 3D scanning. Delivered as STEP, IGES, STL or SLDPRT. Same-day quotes from…
Industrial CT Scanning: Non-Destructive 3D X-ray Inspection
Industrial CT scanning (3D X-ray inspection) finds gas porosity and internal cracks and measures thin walls non-destructively. When do you need CT instead of surface…
Scan to CAD for Mechanical Parts: Shafts, Flanges, Gearbox Housings
Scan to CAD for mechanical parts: modeling shafts, flanges, gearbox housings and manifolds; design intent vs. as-built; tolerance control for spare parts.
GD&T Inspection with 3D Scanning: Geometric Tolerances and Datums
GD&T inspection with 3D scan data: flatness, circularity, concentricity, position, profile and how to set up datums per the drawing. CT3D prepares GD&T reports nationwide.
Scan to CAD Software: Comparing 5 Popular Options | CT3D
Comparing scan to CAD software: Geomagic Design X, SolidWorks, Siemens NX, Fusion 360 and scanner software. Pros, cons and when to hire a service.
STL vs. CAD Files: What’s the Difference? Comparison Table
STL and CAD files differ in data structure: triangle mesh, NURBS surfaces or parametric STEP solids. How to choose files for 3D printing, CNC and…
Reverse Engineering Service Pricing: 6 Factors That Set the Cost
Reverse engineering price depends on size, complexity, accuracy, mesh/CAD output, quantity and on-site scanning. How to optimize your budget, same-day quotes.
What Is Scan to CAD? Process, Outputs, Applications | CT3D
Scan to CAD turns 3D scan data into parametric STEP or Parasolid CAD files for editing and machining. The 4 stages, outputs, uses and when…
3D Inspection with Scanners and CMMs: Comparison and How to Combine Them
A comparison of 3D inspection with scanners and CMMs on speed, accuracy, data, cost and applications, and how to combine both methods effectively with CT3D.
What Is 3D Inspection? Methods, Benefits and When to Use It
What is 3D inspection and how is it different from calipers and micrometers? Optical scanning, CMM and X-ray CT compared, with benefits and when to…