How to Assemble, Finish & Paint 3D Prints (Full Tutorial for Cosplay Armor + Lessons Learned)

Описание: How to Assemble, Finish & Paint 3D Prints (Full Tutorial for Cosplay Armor + Lessons Learned)

DESCRIPTION:

Ready to take your 3D prints from rough parts to finished models? In this full step-by-step tutorial, I’ll show you exactly how I learned how to assemble, sand, smooth, and paint complex multi-part 3D prints — including all the lessons I learned along the way.

You’ll learn:
✅ How to cleanup, align and glue multi-part 3D prints
✅ The best fillers and primers to hide seams and layer lines
✅ Sanding and finishing techniques
✅ Painting
✅ Review common mistakes to avoid when assembling 3D prints

Whether you’re building cosplay armor, props, or large-scale models, this guide will help you get clean, strong, and beautiful results every time, by my mistakes!

In this video, I’m taking on one of the most iconic builds in movie history — Darth Vader’s armor from The Empire Strikes Back — and showing you exactly how I assembled, finished, and painted this complex 3D-printed cosplay piece from start to finish.

Whether you’re a Star Wars fan, cosplayer, or 3D printing enthusiast, this guide will help you take your builds to the next level — and maybe even impress the Emperor himself.

🧰 Tools & Materials Used:

Filament: PETG

Adhesives:
Starbond Super glue: https://amzn.to/49a3n1z
JB Weld for plastic 2 part epoxy: https://amzn.to/3XhG3rp
Bondo glazing and spot putty: https://amzn.to/3LwZvxN

Sanding:
Sanding Sponge kit: https://amzn.to/4ownOL7
Detail Electric Sander: https://amzn.to/4ovsXTB

Paints:
Rustoleum painters touch 2x flat black: https://amzn.to/480hTId
Dupli-Color BGM0536 Gunmetal Metallic: https://amzn.to/3XjW00k
Rust-Oleum Automotive 253366 Acrylic Lacquer Spray, Clear Gloss: https://amzn.to/47vY1wt

Primer & filler:
Rustoleum Filler & Sandable Primer Spray: https://amzn.to/47vY1wt

Protective Gear:
Dewalt Safety Glasses: https://amzn.to/4hTc1UH
3M P100 OR Mask: https://amzn.to/3WP8PzA


📱 Connect
📸 Follow me on Instagram: [@nowidoitmyself](  / nowidoitmyself  )
📦 Random projects, questionable decisions, and occasional glimmers of light. Subscribe now before I run out of duct tape 👉 [@nowidoitmyself2954](   / @nowidoitmyself  )

💬 Chapters (Timestamps):
00:00 Intro
00:45 Cleaning, de-burring, sanding up the rough printed parts
04:08 Assembly & Gluing
08:58 Epoxy re-enforcement
09:27 Lots of Sanding!
10:29 Bondo, Filling, Sanding
12:30 Primer Filler coats, sanding more
13:40 Black Paint
13:55 Re-work on the main line, sanding
15:20 Primer Filler over the main line
15:32 Black Paint
16:33 Prepping, sanding, taping for grey paint
18:11 Gunmetal Grey metallic paint layers
20:12 Clearcoat tack 1st coat, then 2 wet coats
20:30 Final Reveal!
21:08 Lessons Learned discussion and wrap up

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