Master the key to the experiment: the principle and application of test tube mixing oscillator

📌 VELP imported from Italy | Patented infrared technology | Two-year warranty for the entire series

In modern laboratories, mixing is an integral part of many experimental processes. Whether performing chemical reactions, sample processing, or pre-processing biological samples, uniform mixing is the key to accurate results. Traditional manual shaking is not only time-consuming, but also prone to incomplete mixing and even sample contamination due to human error. Therefore, the Vortex Mixer, as an efficient and stable tool, has become an indispensable assistant in the laboratory.


VELP TX4 digital oscillator is equipped with an infrared sensor start system, which allows automatic oscillation with just a touch. The LCD screen accurately displays the speed and time, up to 3000 rpm, making it suitable for high-intensity mixing needs.

Cyclic principle: from circular vibration to infrared sensing
The principle of the test tube mixing oscillator is relatively simple but extremely practical: the circular motion is generated by a motor drive, so that the test tube placed on the oscillation plate produces a rapid vortex motion (vortex), achieving rapid and uniform mixing of the liquid contents. The built-in "infrared induction start technology" of the VELP series oscillators further simplifies the operation process and avoids sample splashing or cross contamination caused by repeated touching.

In addition, many VELP oscillator designs support variable speed adjustment, which can accurately control the amplitude and frequency of vibration according to different liquid viscosities, test tube specifications and mixing purposes, achieving stable and reproducible results.


The VELP Wizard Classic features a tilted design, patented infrared sensor, and an ergonomic knob for quick adjustments, making it suitable for everyday fast mixing uses.

Diverse application scenarios, corresponding to diverse needs
VELP not only provides shaking solutions for single test tubes, but also has advanced platform shakers suitable for multi-well plates, microtube racks, sample bottle arrays and other formats. Its modular design allows for flexible replacement of trays, foam pads and pressure plate systems to ensure stability and no displacement during oscillation, even for high-throughput operations.


High-throughput sample processing is no problem for the VELP TX5 multichannel tube mixer, which is stable, quiet and can quickly complete the mixing of multi-well plates.

Conclusion: Mixing is just the basics, stability and efficiency are the key
Choosing a reliable test tube mixing oscillator can not only help improve experimental efficiency, but also significantly reduce errors and risks. VELP's entire product line is imported from Italy, featuring patented infrared technology and a two-year warranty, providing laboratories with a one-stop, highly reliable solution.


👉 For more product information and model introductions, please click here: VELP Vortex Mixers product page

 2025-04-16
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