3D Printing vs CNC Machining vs Injection Molding: Best Manufacturing Process by Volume
2158 次观看 · 2026-04-14
工业设计
3D Printing vs CNC Machining vs Injection Molding: which is best per volume? In this video, we compare cost, speed, tolerances, materials, surface finish, and production volume to help engineers and buyers choose the right manufacturing process.
Learn when 3D printing is best for flexibility and iteration, when CNC machining is better for precision and real material performance, and when injection molding makes the most sense for low unit cost and repeatability at scale.
If you're deciding between prototype vs production, low-volume manufacturing vs tooling, or 3D printing vs CNC vs injection molding, this video gives you a practical framework you can actually use.
#3dprinting #cncmachining #injectionmolding #manufacturing #productdevelopment
00:00 Intro
00:36 The 4 questions to answer first before deciding on the process
01:06 3D Printing vs CNC vs Injection Molding: simple rule
01:21 Best process for 10 parts
01:26 When 3D printing wins at 10
01:47 When CNC Machining wins at 10
02:05 Best process for 100 parts
02:19 When 3D printing works at 100
02:33 When CNC Machining works best at 100
02:49 When injection molding makes sense at 100
03:23 Best process for 1,000 parts
03:29 When injection molding wins at 1,000
03:45 When CNC Machining still wins at 1,000
04:00 When 3D printing still wins at 1,000
04:29 What changes cost and lead time most
04:34 Tolerances
04:47 Surface finish and cosmetics
05:00 Material requirements
05:13 Change risk
05:22 Final decision framework
05:41 Outro
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https://www.youtube.com/channel/UC1nzmktP1usjdqewrBDN_uQ
Protolabs is the fastest and most comprehensive digital manufacturing service in the world, combining in-house quick-turn factories and premium manufacturing partners at Protolabs Network. Users can easily upload their design, instantly receive a quote, and start production at the click of a button.
Order custom parts online today: https://identity.protolabs.com/
https://twitter.com/Protolabs
https://www.facebook.com/Protolabs/
https://www.instagram.com/protolabsmfg/
https://www.linkedin.com/company/proto-labs/
Learn when 3D printing is best for flexibility and iteration, when CNC machining is better for precision and real material performance, and when injection molding makes the most sense for low unit cost and repeatability at scale.
If you're deciding between prototype vs production, low-volume manufacturing vs tooling, or 3D printing vs CNC vs injection molding, this video gives you a practical framework you can actually use.
#3dprinting #cncmachining #injectionmolding #manufacturing #productdevelopment
00:00 Intro
00:36 The 4 questions to answer first before deciding on the process
01:06 3D Printing vs CNC vs Injection Molding: simple rule
01:21 Best process for 10 parts
01:26 When 3D printing wins at 10
01:47 When CNC Machining wins at 10
02:05 Best process for 100 parts
02:19 When 3D printing works at 100
02:33 When CNC Machining works best at 100
02:49 When injection molding makes sense at 100
03:23 Best process for 1,000 parts
03:29 When injection molding wins at 1,000
03:45 When CNC Machining still wins at 1,000
04:00 When 3D printing still wins at 1,000
04:29 What changes cost and lead time most
04:34 Tolerances
04:47 Surface finish and cosmetics
05:00 Material requirements
05:13 Change risk
05:22 Final decision framework
05:41 Outro
🔔 Subscribe for more 🔔
https://www.youtube.com/channel/UC1nzmktP1usjdqewrBDN_uQ
Protolabs is the fastest and most comprehensive digital manufacturing service in the world, combining in-house quick-turn factories and premium manufacturing partners at Protolabs Network. Users can easily upload their design, instantly receive a quote, and start production at the click of a button.
Order custom parts online today: https://identity.protolabs.com/
https://twitter.com/Protolabs
https://www.facebook.com/Protolabs/
https://www.instagram.com/protolabsmfg/
https://www.linkedin.com/company/proto-labs/