# 3D-printed caps and tools for Bruker rotors

**URL:** <https://nmr-kb.science.uu.nl/t/3d-printed-caps-and-tools-for-bruker-rotors/41>\
**Category:** Useful stuff\
**Created:** [May 22, 2024, 10:37am UTC](https://nmr-kb.science.uu.nl/t/3d-printed-caps-and-tools-for-bruker-rotors/41 "2024-05-22T10:37:00Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Andrei](https://nmr-kb.science.uu.nl/user_avatar/nmr-kb.science.uu.nl/andrei/32/45_2.png) [@Andrei](https://nmr-kb.science.uu.nl/u/Andrei)\
**Post date:** [May 22, 2024, 10:37am UTC](https://nmr-kb.science.uu.nl/t/3d-printed-caps-and-tools-for-bruker-rotors/41/1 "2024-05-22T10:37:00Z")

</div>

# 3D-printed caps for Bruker rotors, from 1.3 mm to 4 mm, made in Fusion 360

- 4mm caps, tested up to 12.5kHz
- 3.2mm caps, thin wall 2.6mm ID or thick wall 2.2mm ID, tested up to 18kHz
- 2.5mm top and bottom caps, (thick or thin wall), tested up to 25kHz
- 1.3mm, top and bottom, tested up to 50kHz

> **[GitHub - ThomasKressNMR/ssNMRcaps: Solid-state NMR caps](https://github.com/ThomasKressNMR/ssNMRcaps)**
>
> Solid-state NMR caps

In-house fabrication of 1.3 to 7 mm MAS drive caps using desktop 3D printers.  
Inspired by Amerein, C., Banerjee, U., Pang, Z., Lu, W., Pimenta, V., Tan, K.O., 2023. DOI:10.1016/j.jmr.2023.107391

source: [https://x.com/thomkress/status/1687925768095928320](https://x.com/thomkress/status/1687925768095928320)

# GitHub of Kong Ooi Tan with Autodesk Inventor files

[![](https://nmr-kb.science.uu.nl/uploads/default/original/1X/7e0ad7630b8fafcde06eceb9a54f711a93a2ba46.png) ](https://raw.githubusercontent.com/tkongooi/MAS_Drive_Caps/main/Graphical_abstract.png)

> **[GitHub - tkongooi/MAS\_Drive\_Caps: Repository for 3D-printing MAS NMR Drive Caps](https://github.com/tkongooi/MAS_Drive_Caps)**
>
> Repository for 3D-printing MAS NMR Drive Caps