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AM engineering guides

Practitioner-level articles on the formulas, databases, and trade-offs behind additive manufacturing. No fluff — straight to the math.

9 min read

How to calculate the cost of a 3D-printed part (with formulas)

A bottom-up breakdown of AM part cost: machine hourly rate, material, labor, post-processing, and margin. Includes worked examples for LPBF metal and FDM polymer parts.

Cost-Per-Part EstimatorTCO — Machine Hourly RateBuild Time Estimator
10 min read

Carbon footprint of additive manufacturing: why every database disagrees

ecoinvent, IDEMAT, ICE (Bath), and GREET give different emission factors for the same metal powder. Here's why, which one to cite, and what it means for your LCA.

Carbon Footprint Calculator
12 min read

AM certifications guide: what's required, by industry

ISO/ASTM, AS9100D, NADCAP, FDA, CE — which additive manufacturing certifications you actually need, what they cover, and how to get them. Roadmap by company stage.

DfAM Design Rules ChecklistCarbon Footprint CalculatorDistortion
8 min read

Free alternatives to Ansys Additive for early-stage AM design

Ansys Additive costs more than most startups spend on equipment. Here are the free and open tools — browser-based calculators, open-source simulators, and academic software — that cover 80 % of early-stage needs.

DfAM Design Rules ChecklistVEDCarbon Footprint Calculator
11 min read

Design for Metal AM: the practical rules engineers actually need

Self-supporting angles, minimum wall thickness, internal channel geometry, support minimisation, and build orientation — the DfAM rules that matter for LPBF and EBM metal parts.

DfAM Design Rules ChecklistOrientationSupport Volume Estimator
13 min read

AM post-processing: the complete guide for metal parts

Support removal, stress relief, HIP, heat treatment, surface finishing, and inspection for LPBF and EBM metal parts. What each step does, when it's mandatory, and what it costs.

HIPHT AdvisorRoughnessCost-Per-Part Estimator
10 min read

How to reduce the cost of 3D-printed metal parts: 8 engineering levers

Practical cost reduction for LPBF and SLS metal parts — build orientation, nesting, support minimisation, parameter tuning, batch strategy, topology optimisation, and when to switch process.

Cost-Per-Part EstimatorTCO — Machine Hourly RateMake vs. BuyOrientationSupport Volume Estimator