Magnetically Driven Stirrer

The magnetic drive stirrer drives the rotation of the magnetic stir bar inside the container through magnetic coupling, enabling contactless stirring. It is used for mixing liquids in the laboratory, preventing seal leakage, and is suitable for homogeneous mixing of chemical and biological samples.
Selection
Select the stirring force based on the sample viscosity, ensure the container material is compatible with magnetic fields, match heating and speed control functions to experimental needs, size the equipment according to container capacity, and consider the magnetic stir bar shape for optimal liquid flow compatibility.

Terms

Standards

Instruments

Using brushless DC motor to achieve stepless speed regulation of 0~ 2000rpm, aluminum alloy heating plate Power 600W rises rapidly, temperature control accuracy +/- 1 ℃, heating plate temperature can be directly set and with safety restrictions.

$ 273.00

Driven by brushless DC motor, Speed range 60-1500rpm adjustable, with 9999 minutes long timing function, equipped with LCD screen real-time display of operating paraMeters, support soft start protection.

$ 372.00

Driven by brushless DC motor, Max. stirring Capacity 1500mL, stirring speed adjustable 100~ 1500rpm, four stations can be operated independently to meet the needs of multiple groups of experiments synchronized.

$ 362.00

Driven by serial micro motor, the output torque reaches 143.3N.cm, with stepless speed regulation and dynamic Rotation speed detection function, built-in soft start and overload protection, support 1-1000 minutes timing control.

$ 609.00

Driven by brushless DC motor, Speed range 0~ 2000rpm, temperature control accuracy +/- 1 ℃, with mechanical timing and automatic temperature control functions, strong stirring force and Rotation speed is stable.

$ 211.00

Driven by brushless DC motor, Max. Torque 180N.cm, speed range 30~ 2000rpm stepless adjustment, with automatic overload protection and digital display function, suitable for 0~ 50000mPa.s viscosity medium Stir.

$ 1374.00

Driven by brushless DC motor, with 25mN · M torque and 0~ 2000rpm speed range, Heating power adjustable within 800W, support automatic temperature control function, suitable for stirring of high viscosity liquids.

$ 273.00

Driven by serial micro motor, Max. Torque reaches 159.2N.cm, Speed range 0~ 1800rpm stepless speed regulation, suitable for 0~ 50000mPa · s viscosity liquid, compact structure and stable operation.

$ 482.00

Driven by compressed air, torque up to 80N.cm, Rotation speed 3000rpm, explosion-proof and spark-free design, with self-locking chuck, a variety of Impeller optional, suitable for different viscosity media.

$ 1347.00

Driven by brushless DC motor, Max. Torque 142.0N.cm, stepless speed regulation in the speed range of 30-2000rpm. With automatic overload protection and dynamic speed detection function, support 0-30000mPa · s viscosity medium processing, LCD digital display settings and actual speed.

$ 1113.00

Driven by three-phase brushless DC motor, with large torque and strong magnetic force, Max. stirring Capacity 50L, stirring speed 60~ 1400rpm, suitable for large-capacity stirring, and equipped with digital display Rotation speed.

$ 520.00

Driven by brushless DC motor, Speed range 60~ 1500rpm, closed-loop speed regulation to ensure stable Rotation speed, LCD real-time display Rotation speed, swirl/spin encoder is easy to operate, serial core Impeller design.

$ 424.00

Driven by brushless DC motor, the speed regulation ratio is 10:1, Max. stirring Capacity 5L, Heating power 600W, Temperature range RT +~ 300 ℃, the aluminum alloy heating plate heats up quickly, the temperature is uniform and stable.

$ 277.00

Driven by compressed air, torque can reach 80N.cm, Rotation speed 3000rpm, with explosion-proof and spark-free characteristics, suitable for high temperature and flammable and explosive environment, a variety of Impeller can be selected to adapt to different viscosity requirements.

$ 1317.00

Driven by compressed air, torque can reach 80N.cm, Rotation speed 3000rpm, with explosion-proof and spark-free characteristics, equipped with self-locking chuck and multi-specification Impeller optional, suitable for different viscosity media.

$ 1311.00

Articles

Selection of Coating Thickness Gauges Using Magnetic and Eddy Current Methods on Different Substrates
This article introduces two main methods for coating thickness gauges: the magnetic method and the eddy current method. When choosing a method, the key is to determine it based on the electromagnetic properties of the substrate.
Application of Coating Thickness Gauges in Electroplating Thickness Detection
Coating thickness gauges are used to measure the thickness of electroplated layers, primarily employing the electromagnetic induction method for measuring non-magnetic coatings on magnetic substrates, or the eddy current method for measuring insulating coatings on non-magnetic metal substrates.
Eddy current thickness gauge measures metal coatings on non-conductive substrates.
The eddy current thickness gauge utilizes the principle of electromagnetic induction, generating an alternating magnetic field through the probe coil to induce eddy currents in the metal coating, thereby measuring thickness based on changes in coil impedance.
Laboratory Application Scenarios of Milligram Precision Balances
The milligram precision balance can accurately weigh up to 0.001 grams, primarily utilizing electromagnetic force compensation technology, and its performance is related to parameters such as repeatability and linearity error.
Comparison of Dual-Principle Instruments: Magnetic Induction vs. Eddy Current for Coating Thickness Measurement
This article compares the principles of two coating thickness gauges. The choice of method depends on the substrate material: magnetic induction is used for magnetic metals, while eddy current is applied for non-magnetic metals.
Eddy current thickness gauge detects coatings on non-ferrous metals.
The eddy current thickness gauge operates on the principle of electromagnetic induction, generating an alternating magnetic field through the probe coil, which induces eddy currents on the surface of non-ferrous metal substrates.
Magnetic thickness gauge measures the thickness of coatings on steel surfaces.
Magnetic thickness gauges are used to measure the thickness of non-magnetic coatings on ferromagnetic substrates such as steel, based on the principles of magnetic induction or changes in magnetic attraction. Prior to use, calibration should be performed according to relevant standards, and attention should be paid to factors such as substrate characteristics, workpiece shape, and surface conditions that may affect the measurements.
The principle of measuring dry film thickness with a coating thickness gauge
Coating thickness gauges measure dry film thickness through non-destructive methods, with commonly used principles including electromagnetic induction, eddy current, and ultrasonic methods.
Differences in Measurement Principles Between Magnetic Method and Eddy Current Method for Coating Thickness Gauges
Coating thickness gauges primarily utilize two measurement principles: magnetic method and eddy current method. The selection of the method should be based on the characteristics of the substrate material to ensure measurement accuracy.
For electromagnetic vibration tables, whether to choose sweep frequency or fixed frequency testing standards for simulating transportation is crucial; do not make a random selection if you are unsure.
The electromagnetic vibration table is used to simulate transportation vibrations and test the durability of products and packaging. There are two types of tests: fixed-frequency and sweep-frequency. The selection should be based on the test objectives and relevant standards to avoid arbitrary choices. For new products, it is recommended to first conduct a sweep-frequency test to identify resonance points, followed by fixed-frequency tests as needed.
What is a Coating Thickness Gauge? A Complete Analysis of Its Principles, Usage, and Application Areas
The article systematically elaborates on the working principles of two core measurement techniques, magnetic induction and eddy current, detailing the standard measurement process from calibration to data recording, and conducting an in-depth analysis of the influence of substrate characteristics, geometric shapes, and environmental factors on measurement accuracy.
Huinou Laboratory Automatic Film Coater: Bringing Simplicity and Precision Back to Coating Experiments.
The Huiniao Experimental Automatic Coating Machine addresses common operational pain points in material R&D through features such as snap-on wire rods, flip-top magnetic scrapers, servo motor drives, and a high-flatness work surface. These designs enhance cleaning convenience, reduce maintenance costs, and improve coating stability.