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Knowledge & Community For Engineers & Product Designers

Learn & share your knowledge in mechanical engineering, manufacturing, and product design. Created & moderated by Xometry, an AI-powered platform for sourcing custom manufacturing.

Share Your Engineering or Product Design Story

Share your engineering and product design journey and get a €300 reward! Showcase your innovative solutions and best practices with our community.
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Manufacturing Stories & Cases

Share and discover real-world engineering, product design, and manufacturing stories from our subscribers, showcasing innovative engineering solutions and best practices.

The Rethink of 3D Printing Waste and the Next Chapter of the Desktop Filament Recycler Story

  • Story
  • Design
  • CNC Machining
  • 3D Printing

In this second stage of their journey, a graduate engineering team from TGM Vienna moves from digital blueprints to the physical workshop to build their desktop filament recycling machine. Building on their initial designs, they share how they tackled unexpected mechanical hurdles and complex calibration to successfully turn 3D printing waste into high-quality, reusable filament.

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01.07.2026

Latest Stories & Cases

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Torx Robot: The Story Behind Accu’s Engineering and Xometry’s Precision CNC Machining

  • Story
  • Robotics
  • CNC Machining
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A Cube That Doesn’t Fall Over: The Making of a Self-Balancing Gyroscopic Cube

  • Story
  • Laser Cutting
  • Sheet Metal
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How Fly-Mi Team Prepares a Cargo UAV for the Air Cargo Challenge

  • Story
  • Aerospace
  • CNC Machining
  • Materials
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Turning 3D Printing Waste into New Filament: Engineering a Desktop Recycling Machine

  • Story
  • Design
  • Design
  • Manufacturing Insights
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Latest Articles

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Explore a collection of articles written by Xometry’s engineers and professionals, providing valuable insights and expertise.

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14 min
Machined aluminum block featuring a large precision-bored through-hole on a surface plate.

Angularity GD&T: Definition, Application, & Measurement

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17.06.2026
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10 min

“Clicking in CAD by Itself Is Not Engineering” – Kyrall

  • Article
  • AI in Engineering
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16.06.2026
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20 min
Metalworking CNC milling machine

The Complete Guide to CNC Machining

  • Article
  • CNC Machining
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10.06.2026
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9 min

Automating Print Settings for Confident Results – AMAIZE AI by NEOFORGE

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  • AI in Engineering
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02.06.2026
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11 min

Making Decades of Engineering Knowledge Searchable – NEOCAD

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  • AI in Engineering
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26.05.2026
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6 min
A machinist in a busy shop inspects a paper blueprint alongside a tablet displaying a glowing 3D augmented reality model of the part.

First Angle vs. Third Angle Projection: What’s the Difference?

  • Article
  • Design
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11.05.2026

Community Discussions

j
jose.luis.gs
22.05.2026
Welding
Good afternoon,Does Xometry perform welding work such as sealing the folds of a box-shaped design?Can Xometry weld a nut, for example an aluminum DIN934, onto an aluminum sheet?Best regards
Comment2
E
Enver Ediz Erol
22.05.2026
Selection of Bending Method in Sheet Metal Bends and Sheet Metal Unfolding
I want to design and manufacture a bent sheet metal part in the most accurate way possible. Once the design of the part is finished, I flatten the sheet, get…
Comment1
a
ad***@*************al.com
19.05.2026
Teeth shearing off, what is the best material?
Hello, we have this small tool used to loosen/tighten a metal slotted ferrule. The teeth of the tool engage with the slots in the ends of the ferrule and torque…
Comment1
niceday Jules
14.05.2026
Sourcing Cad Designer
Artist doing a small run of a frame. Have spec would like to make via this site was hoping the community could point me in the direction of someone who…
Comment1
Ahmed Gtari
05.05.2026
Title: How to build a smartphone from scratch (parts & assembly) Description: Hello, I want to build a smartphone from scratch as a learning project. Can you please provide: – A full list of required components (mainboard, display, battery, cameras, etc.) – Recommended models or compatible parts – Estimated prices for each part – Step-by-step instructions on how to assemble them I am a beginner but I have basic experience with phone repair. Thank you!
Title: How to build a smartphone from scratch (parts & assembly)Description:Hello, I want to build a smartphone from scratch as a learning project.Can you please provide:- A full list of…
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j
jose.luis.gs
22.05.2026
Welding
Good afternoon,Does Xometry perform welding work such as sealing the folds of a box-shaped design?Can Xometry weld a nut, for example an aluminum DIN934, onto an aluminum sheet?Best regards
Comment2
E
Enver Ediz Erol
22.05.2026
Selection of Bending Method in Sheet Metal Bends and Sheet Metal Unfolding
I want to design and manufacture a bent sheet metal part in the most accurate way possible. Once the design of the part is finished, I flatten the sheet, get…
Comment1
a
ad***@*************al.com
19.05.2026
Teeth shearing off, what is the best material?
Hello, we have this small tool used to loosen/tighten a metal slotted ferrule. The teeth of the tool engage with the slots in the ends of the ferrule and torque…
Comment1
niceday Jules
14.05.2026
Sourcing Cad Designer
Artist doing a small run of a frame. Have spec would like to make via this site was hoping the community could point me in the direction of someone who…
Comment1
Ahmed Gtari
05.05.2026
Title: How to build a smartphone from scratch (parts & assembly) Description: Hello, I want to build a smartphone from scratch as a learning project. Can you please provide: – A full list of required components (mainboard, display, battery, cameras, etc.) – Recommended models or compatible parts – Estimated prices for each part – Step-by-step instructions on how to assemble them I am a beginner but I have basic experience with phone repair. Thank you!
Title: How to build a smartphone from scratch (parts & assembly)Description:Hello, I want to build a smartphone from scratch as a learning project.Can you please provide:- A full list of…
Comment0
N
Noémie Blanchard
31.03.2026
H7/g6 fit – is it too tight for manual assembly?
Hi, I’m using a limits-and-fits guide to spec a bearing housing. I’m looking at an H7/g6 fit for a sliding location, but this is a field-repaired unit. If I go…
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Ebooks & Guides

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Download insightful ebooks and guides that offer in-depth knowledge and practical advice.

2026 Manufacturing Outlook: European Edition

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  • Manufacturing Insights

Manufacturing is at a defining moment. From AI to agility and sourcing, key trends are transforming the industry worldwide, with dedicated insights based on surveys of executives from manufacturing companies both in the U.S. and Europe (France, Germany, Italy, Spain, and the United Kingdom). Explore the 2026 outlook to uncover the strategies shaping the future of manufacturing.

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05.09.2025

Latest Guides

Aluminum heat sink installed on a computer circuit board for cooling chips

eBook: CNC Machining and Injection Molding
for the Electronics Industry

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  • CNC Machining
  • Injection Molding
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11.10.2024
MJF 3D printed parts

eBook: HP Multi Jet Fusion Design Guide

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  • 3D Printing
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24.05.2024
A 3D printing machine printing a complex part

eBook: 3D Printing vs. CNC Machining

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  • CNC Machining
  • CNC Machining
  • 3D Printing
  • 3D Printing
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18.04.2024

eBook: Sheet Metal Cutting Design Guide

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  • Sheet Metal
  • Design
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26.07.2023

Free tools

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Access our free tool designed to assist engineers and product designers in their work and enhance your productivity.

Instant Quoting Add-in for Autodesk Fusion 360

Xometry add-in for SOLIDWORKS

Instant Quoting Add-in for SOLIDWORKS

3D printing decision guide

3D Printing Decision Guide

Ra – Rz – N Surface Roughness Converter

Metal Hardness Converter

ISO 286 Limits and Fits Calculator

Bolted Joint Calculator

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 AI Engineering Tools Directory 

Thread & Tap Drill Size Calculator

Webinars

Participate in informative webinars that feature industry experts discussing the latest trends, technologies, and best practices.

Mastering Vacuum Casting with Xometry: From Prototype to Production Success

  • On-Demand Webinar
  • Urethane Casting

Join us for a free webinar with Dmitry Romanov and Denis Lisovskii to explore the power of vacuum casting. Learn how this cost-effective technique delivers precision and speed for prototypes and small production runs, with expert tips and insights to get you started!

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21.11.2024

Our Popular Webinars

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7 Practical Design Tips to Reduce CNC Machining Costs

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  • CNC Machining
  • Design
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17.01.2024

Busting Five Myths About Industrial 3D Printing

  • Past Live Webinar
  • 3D Printing
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17.01.2024

Deep Dive into HP’s MJF 3D Printing Technology

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  • 3D Printing
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31.10.2023

Courses

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Enroll in our course to gain hands-on knowledge and skills, with structured lessons and interactive learning experiences.

Principles of 3D Printing Design for Industrial Engineers

Design tips for additive manufacturing principles from the experts at Xometry, the world’s largest digital manufacturing marketplace.