Uses and Types of Magnetic Stirrers


A magnetic stirrer is a tool that creates a stir bar submerged in liquid using a revolving magnetic field to aid in blending any solution. A rotating magnet combined with another revolving field beneath the vessel or stationary electromagnets can produce a rotating magnetic field. There are various magnetic stirrers, such as mini stirrers, magnetic stirrers & timers, etc. Are available in the market.

This kind of equipment is among the easiest to produce combinations. Magnetic stirrers' primary use is to stir liquids to hasten reactions or improve mixes. For sample preparation and analysis, magnetic stirrers are frequently employed in chemistry and biology studies.

These stirrers should only be used with glass or non-metallic beakers to prevent interference with the magnetic field. A hot plate is frequently part of a magnetic stirring system to heat the liquid and maintain the conditions necessary for the mixing solution.

The temperature of the magnetic hot plate that warms the liquid, the rotational speed of the stirrer, and the time duration are only a few of the technical aspects that may be regulated with magnetic stirrers.

Types of Magnetic Stirrers:

In liquid samples, stirrers move a stir bar by using a rotating magnetic field. The various kinds of magnetic stirrers are listed below according to configuration, size, and applications.

Magnetic Mini Stirrers

When compared to other magnetic stirrers, mini stirrers are smaller and take up less room. The fact that this stirrer can withstand dangerous chemicals used in laboratories is a plus.

Heavy-Duty Magnetic Stirrers

There are numerous things to be aware of with regard to this kind of magnetic stirrer. For starters, it is solid and has good chemical resistance. It can correctly mix and is generally suitable for usage in both manufacturing and laboratories.

Air Operated Turbine Magnetic Stirrers

A low-pressure air source can be used to power this magnetic stirrer. A liter of liquid can be stirred with this kind of stirrer. This kind of stirrer can quickly eliminate risks brought on by electrical sources.  

Magnetic Stirrer & Timer  

There is a built-in timer in this magnetic stirrer. The timer fires off the motor when the number of timers selected has passed. The advantage of using this kind of magnetic stirrer is that the load and speed are immediately decreased and eliminated, respectively.

Battery Powered Magnetic Stirrers

Without an electrical outlet, this magnetic stirrer may still perform exceptionally well. The type of batteries utilized to complete the task could be alkaline or rechargeable.

Different Uses of Magnetic Stirrers  

The stir bar can mix one liter of liquid, which rotates at different speeds.  

Since only a little magnet bar that can be easily cleaned and disinfected needs to be inserted into the sample, the possibility of contamination is decreased.

The samples can be heated on a magnetic stirrer plate and mixed for several hours or overnight.

Magnetic stirrers offer excellent productivity and precision and are quieter and easier to operate than electronic stirrers.

Magnetic stirrers such as mini stirrers are the preferred option for most low-viscosity laboratory stirring applications since they are affordable, low-profile, and don't require a probe. We have everything from small, inexpensive models to those with several stirring points and large-scale magnetic stirrers for capacities up to hundreds of liters.

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