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Laboratory Tube Rack for Microcentrifuge Tubes

A precisely designed 3D printable rack for 0.5 ml microcentrifuge tubes, featuring a 14x8 array and optimized for FDM printing with a lightweight, reinforced structure.

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Preview can be downloaded for free. Full quality is available after registration for 1 credit.

Preview is free. Full quality requires registration and 1 credit.
A 3D render of a light gray, rectangular laboratory tube rack with two tiers, holding numerous small tubes.
Laboratory Tube Rack for Microcentrifuge Tubes A 3D render of a light gray, rectangular laboratory tube rack with two tiers, holding numerous small tubes.

Model details

Description

Overview and production context

This 3D model represents a functional laboratory tube rack specifically engineered to hold 0.5 ml microcentrifuge tubes. The rack is designed in a rectangular format with a top surface accommodating a 14x8 array of tube holes, each with a 8 mm diameter and 20 mm depth. The spacing between holes is optimized for easy access and organization. Constructed with a lightweight, internal reinforcement rib structure and a 1.5 mm rib thickness, this design prioritizes material efficiency without compromising durability. All exposed edges are rounded with a 1 mm fillet radius for safety and a clean aesthetic. Engraved labeling, with letters A-H along the width and numbers 1-14 along the length, is integrated 2 mm from the edges for clear identification.

How to use this model

Use cases, fit and pre-production checks

This model is optimized for FDM 3D printing, ensuring a watertight manifold mesh and clean topology for reliable prints. It is designed to be material-efficient, minimizing filament usage while maintaining structural integrity. For best results, print with a layer height of 0.1-0.2 mm and consider using PLA or PETG. No unnecessary supports are required, simplifying the printing process. The rack can be scaled to accommodate different tube sizes or to create larger storage solutions, though precise measurements should be verified after scaling. It is ideal for use in home or professional laboratories, educational settings, or for organizing small sample tubes in research environments. The lightweight yet sturdy construction makes it suitable for frequent use and transport within a lab setting.

FAQ

Answers for this exact model page

What is the capacity of this tube rack?
This tube rack is designed to hold a total of 112 tubes, arranged in a 14x8 array across two tiers.
What type of tubes does this rack accommodate?
The rack is specifically designed for 0.5 ml microcentrifuge tubes, with a hole diameter of 8 mm and a depth of 20 mm.
Is this model suitable for large-scale 3D printing?
Yes, the model is optimized for FDM 3D printing with a focus on material efficiency and minimal support requirements, making it suitable for producing multiple racks.
Can the labeling be customized?
The current design features engraved labels 'A-H' and '1-14'. While the model itself does not have a direct customization feature, the STL file can be modified using 3D modeling software to change or remove these labels if needed.