STEP vs STL vs IGES: Which CAD File Should You Send?
STEP, STL, IGES, and native CAD files all describe 3D geometry but are not interchangeable. Here is what each format is, how solid and mesh files differ, and wh...
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Practical guides on 3D printing, CNC machining, CAD, and DFM for engineers and product teams.
FDM 3D Printing: A Complete Guide to Fused Deposition Modeling
FDM is the most widely used 3D printing process. Learn how fused deposition modeling works, which thermoplastics it runs, where it excels, and when another proc...
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SLA vs FDM: Which 3D Printing Process Is Right for You?
FDM and SLA both turn a design into a part in about a day, but they suit very different jobs. Here's how the two processes compare on strength, detail, cost, an...
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FDM Materials Guide: PLA, ABS, ASA, PETG & TPU Compared
Compare the five FDM materials we run most often at Simple Machining: PLA, ABS, ASA, PETG, and TPU. Strength, heat resistance, UV stability, and cost compared,...
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DFM for 3D Printing: A Practical Design Guide
Design for manufacturability (DFM) in 3D printing addresses a specific problem: the gap between what CAD software allows you to model and what a printer can act...
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Rapid Prototyping Guide: Methods, Materials, and Process Selection
A breakdown of FDM, SLA, SLS, MJF, and CNC machining for prototype development: when to use each, how to match process and material to your validation goal, and...
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Understanding Rectilinear vs Grid Infill for 3D Printing
Infill selection is a key part of ensuring prints meet requirements in their application. Infill influences stiffness and strength, support under top surfaces,...
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How to Choose the Right MJF Materials for Functional Prototypes and Production Parts
Choosing the right MJF materials directly impacts how a part performs in the real world. Many failures come from excessive deflection, creep, or cracking rather...
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Designing Threads for SLS PA12: Pitch, Engagement, Reliefs, and Finishing
Design reliable printed threads in SLS PA12 (Nylon 12) by choosing coarse pitch, setting engagement length ~2–3× pitch, and modeling proper lead-in chamfers, re...
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The Difference Between CAD Files and Technical Drawings
Confused about whether to upload a CAD file, a technical drawing, or both when requesting a quote? This article breaks down the difference between CAD geometry...
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Scaling with On-Demand Manufacturing for Startups and SMBs
Scaling production is one of the toughest challenges for startups and SMBs. Costs, lead times, and quality risks can multiply as demand grows. On-demand manufac...
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Avoiding Inventory Risk with Low-Volume Production
Startups risk tying up cash in unsold inventory. Low-volume production offers a leaner way to scale, matching output to real demand while keeping costs under co...
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Scaling Without Risk: On-Demand Manufacturing for Startups and SMBs
Scaling a product from prototype to production is risky for SMBs. On-demand manufacturing offers a smarter path by eliminating inventory, reducing upfront costs...
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What Project Managers Need to Know About 3D Printer Resolution
This guide explains how 3D printer resolution affects surface finish, part detail, and accuracy. Learn how different technologies and settings influence print q...
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3D Printing Infill Patterns: Gyroid, Honeycomb & Grid Compared
Infill affects the strength, weight, and efficiency of 3D printed parts. Learn how patterns and density influence performance and cost. Discover which settings...
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How Overlooking Tolerances Can Sink Your Machining Project
Tolerances play a critical role in CNC machining, yet they're often overlooked until quoting or production issues arise. This article highlights the most common...
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DFAM Done Right: A Practical Playbook for Modern Product Development
Design for Manufacturability (DFM) helps engineers and product teams create parts that are practical, cost-effective, and ready for real-world production. Wheth...
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Toxic Fumes, Microplastics, and Cancer: The Hidden Health Risks of 3D Printing
3D printing may seem harmless, but it can release toxic fumes and microscopic plastic particles that pose serious health risks. This article explores the hidden...
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Multi Jet Fusion (MJF) 3D Printing: Complete Guide
Multi Jet Fusion (MJF) produces strong, detailed nylon parts quickly—making it ideal for functional prototypes and low-volume production. This guide explains ho...
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Your Guide to SLS: Advantages, Materials, and Best Practices for Product Teams
Selective Laser Sintering (SLS) is transforming how engineers and product teams build complex, functional prototypes and end-use parts. Learn about its advantag...
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