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Category: CAD

Recent Posts

Meshing in FEA, CFD & Manufacturing

Accurate mesh generation is a critical step of every engineering design workflow that involves FE analyses, CFD simulations, or Additive Manufacturing. Here, we give you practical tips and design considerations for meshing parts…

Alkaios Bournias Varotsis
June 8, 2021

CodeReps: A Better Way to Communicate Geometry

We are constantly looking for better ways to communicate geometry from nTopology to other software and manufacturing processes as efficiently and cleanly as possible. George Allen proposes a new interoperability methodology based on…

George Allen
May 25, 2021

The FDM Fixture Generator is Expanding: Introducing the Masking Module

The second module of the FDM™ Fixture Generator is now available to all. This time the focus is on 3D printed fixtures for masking applications. The tools created from the collaboration between Stratasys…

Alkaios Bournias Varotsis
March 26, 2021 • 3 min read

Fracture Mechanics Analysis of Topology-Optimized Parts

This article shares an example of using nTopology to optimize a part and export it as a CAD body, then using Abaqus to calculate the stress intensity factor of cracks that develop perpendicular…

Mark Oliver
March 15, 2021

Design of surface roughness on CAD of AM lattices using areal surface parameters for better design validation

AM lattices often have a down skin surface roughness different from the up skin one. The workflow shown below enables the design of a virtual “CAD with Designed Surface”. The latter has a…

Younes Chahid
December 16, 2020

What is DFAM vs Design for Rendering

Designing a product for full color 3D printing can be a bit of a nightmare because you need a way to convert your files into the file extension type that allows you to…

Mitch Myrvold
November 6, 2020

3D-Footwear: Visualize and Materialize

Taking an initial idea to the final product can be daunting. We strive to help you understand, with clarity, all the steps required to get there.

Kostika Spaho & Nolan Kim
October 29, 2020

Design for Additive Manufacturing (DfAM) for Industrial Design Speaker Series

Our latest series of presentations by experts in the field exploring industrial design applications for additive manufacturing using computational design tools.

Duann Scott
October 21, 2020

How implicits succeed where B-reps fail

As previously described, the B-rep modeling used by most precise and mesh-based CAD and graphics systems works well for low complexity parts and most traditional manufacturing processes. For any experienced CAD user, the…

Blake Courter
March 28, 2019 • 8 min read