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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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  • CNC Machining (69)cross-icon
  • 3D Printing (82)cross-icon
  • Sheet Metal Fabrication (19)cross-icon
  • Injection Molding (22)cross-icon
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Stories from Engineers & Product Designers

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

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  • 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 Fabrication
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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

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  • Design
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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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13 min
Solid carbide roughing end mill with serrated chip-breaking profile along the cutting edges.

Types of CNC Milling Cutters Guide

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  • CNC Machining
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02.07.2026
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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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“Clicking in CAD by Itself Is Not Engineering” – Kyrall

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  • AI in Engineering
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16.06.2026
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20 min

The Complete Guide to CNC Machining

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  • CNC Machining
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10.06.2026
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Automating Print Settings for Confident Results – AMAIZE AI by NEOFORGE

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02.06.2026
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Making Decades of Engineering Knowledge Searchable – NEOCAD

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26.05.2026

Community Discussions

m
magnuscertus
01.07.2026
High resolution scan to fully transparent object?
Is there a possibillity to make my handmade objects into aquaria? I need fully transparent material UV resistant, no scratches very strong 1 meter in height, what kind of meterial…
Comment0
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…
Comment2
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…
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m
magnuscertus
01.07.2026
High resolution scan to fully transparent object?
Is there a possibillity to make my handmade objects into aquaria? I need fully transparent material UV resistant, no scratches very strong 1 meter in height, what kind of meterial…
Comment0
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…
Comment2
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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Ebooks & Guides

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

The Engineer’s Guide to Design for Manufacturing (DFM)

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  • Design

Poor manufacturability decisions made early in the design process surface at the worst possible moment: during production, when fixing them costs exponentially more. This guide gives engineers a practical, process-specific framework for CNC machining, sheet metal, injection moulding, and additive manufacturing, with tolerance cost multipliers, material machinability data, and a full “before you export” checklist.

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15.06.2026

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
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18.04.2024
CNC laser cutter

eBook: Sheet Metal Cutting Design Guide

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  • Sheet Metal Fabrication
  • Design
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26.07.2023

Free tools

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Access our free tools 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

Ra – Rz – N Surface Roughness Converter

3D printing decision guide

3D Printing Decision Guide

fixturemate: Custom 3D-Printed Fixtures in Clicks

Metal Hardness Converter

ISO 286 Limits and Fits Calculator

Bolted Joint Calculator

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Webinars

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

fixturemate in Practice: Designing Custom Fixtures – Fast, Easy, and 3D-Printable

  • On-Demand Webinar
  • 3D Printing

Join us for a session where experts from trinckle and Xometry walk you through fixturemate, a powerful browser-based tool for designing custom 3D-printed fixtures without CAD. Learn how to configure the fixture with intuitive tools and seamlessly send it for instant quoting and production. Whether for manufacturing, assembly, or inspection, explore how easy fixture design can be.

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06.08.2025

Our Popular Webinars

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Mastering Vacuum Casting with Xometry: From Prototype to Production Success

  • On-Demand Webinar
  • Vacuum Casting
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AI-Powered Part Sourcing: Enhancing Efficiency with Xometry

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  • Manufacturing Insights
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12.03.2024

7 Practical Design Tips to Reduce CNC Machining Costs

  • Past Live Webinar
  • CNC Machining
  • Design
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17.01.2024

Busting Five Myths About Industrial 3D Printing

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  • 3D Printing
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17.01.2024

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.