Explosion-proof Thickness Meter

Explosion-proof thickness gauges utilize electromagnetic induction or ultrasonic principles to measure material thickness in flammable and explosive environments. Through non-contact or contact-based detection, they prevent sparks from causing hazards, making them suitable for coating or wall thickness inspections in settings such as chemical plants and petroleum facilities.

Instruments

Intrinsically safe explosion-proof design, up to CT4 grade, equipped with explosion-proof Sensor and display. Table size 410x510mm, weighing range 110kg, accuracy 10g, stable structure, support external calibrating and a variety of functions.

$ 190.00

Using explosion-proof composite explosion-proof technology, pumping rate of 4L/S, noise only 63dB, equipped with gas ballast valve can remove a small amount of water vapor, safe and reliable for dangerous environment.

$ 701.00

Using explosion-proof composite explosion-proof technology, pumping rate 2L/S, noise as low as 63dB, equipped with gas ballast valve can extract a small amount of water vapor, safe and reliable.

$ 517.00

Using explosion-proof composite explosion-proof technology, pumping rate 8L/S, noise as low as 66dB, equipped with gas ballast valve can extract a small amount of water vapor, suitable for flammable and explosive dangerous places.

$ 1024.00

Adopting explosion-proof, burn-seal, intrinsically safe composite explosion-proof technology, with anti-suction valve and gas ballast valve, the pumping rate is 16m ³/h, the ultimate pressure is 0.005mbar, and the noise value is 58dB (A).

$ 1063.00

The use of explosion-proof composite explosion-proof technology to ensure safe operation, pumping rate of 15L/S and noise only 66dB, equipped with gas ballast valve can handle a small amount of water vapor, compact suitable for use in hazardous environments.

$ 1308.00

It adopts explosion-proof composite explosion-proof technology to ensure safe operation. It is equipped with an anti-suction valve to prevent oil from being sucked back. It is equipped with a gas ballast valve to adjust the Vacuum Level. The pumping rate is 24m ³/h, and the noise value is 58dB.

$ 1192.00

The explosion-proof composite explosion-proof technology is used to ensure safe operation, with anti-suction valve and gas ballast valve, the pumping rate is 48m ³/h, and the ultimate pressure is as low as 0.005mbar, which is suitable for dangerous environments.

$ 1889.00

Using explosion-proof composite explosion-proof technology, explosion-proof mark ExdIBT4, pumping rate 90m ³/h, limit pressure as low as 0.005mbar, noise only 58dB, suitable for hazardous environments.

$ 2922.00

Using flameproof composite explosion-proof technology, the pumping rate is 1L/S, the ultimate pressure can reach 0.006mbar, and the noise is as low as 63dB, which is suitable for flammable and explosive environments.

$ 462.00

Adopt compound explosion-proof technology, pumping rate 0.5L/S, noise value 62dB, equipped with gas ballast valve can extract a small amount of water vapor, safe and reliable to adapt to harsh environment.

$ 462.00

Using MCU chip to achieve low power consumption operation, detection error ≤ +/- 3% F. S, Response Time ≤ 30 seconds, support a variety of signal output and wireless transmission, with explosion-proof and explosion-proof structure to ensure safety and reliability.

$ 486.00

Using EX-SH784050-100 carbon steel scale body and stainless steel mask, the structure is stable. Range 61kg, Readability 1g, Fast Response Time. With intrinsically safe Explosion-proof level CT4, and standard battery, support no power use.

$ 211.00

Adopt flameproof composite explosion-proof technology to ensure safe operation, with a pumping rate of 6L/S and a noise of only 64dB. Equipped with a gas ballast valve to handle a small amount of water vapor, it is compact and easy to install and maintain.

$ 817.00

Modular design with low power consumption, intelligent Sensor detection technology, Explosion-proof level Ex db IIC T6 Gb, Protection Rating IP66, support for multiple signal output and wireless transmission.

$ 887.00

Articles

Ultrasonic Thickness Gauge Selection: Technical Considerations for Probe Configuration and Measurement Modes
This article primarily introduces the technical factors to consider when selecting an ultrasonic thickness gauge. In terms of probe configuration, the frequency affects both resolution and penetration depth, while crystal size determines adaptability to curvature and surface conditions. Dual-element probes offer a smaller dead zone compared to single-element probes, and delay-line probes are suitable for thin-wall and high-temperature applications.
Mechanical thickness gauge for measuring film thickness uniformity.
The mechanical thickness gauge assesses the uniformity of film thickness through contact measurement. During measurement, the probe contacts the sample under standard pressure, converting displacement into a thickness reading.
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.
Coulometric thickness gauge measures the sealing quality of anodic oxide films.
This article introduces a method for assessing the sealing quality of anodic oxide films using a coulometric thickness tester. The sealing quality affects the corrosion resistance and wear resistance of the oxide film. Based on electrochemical principles, the coulometric thickness tester evaluates the sealing effectiveness by measuring the electric charge required to dissolve the oxide film, providing objective and repeatable results.
Ultrasonic thickness gauge for detecting thick coatings and composite coatings.
Ultrasonic thickness gauges measure coating thickness using the principle of ultrasonic pulse reflection, calculating the result based on the propagation time of sound waves in the material and the speed of sound. When detecting thick coatings and composite coatings, challenges such as acoustic attenuation of the material, unknown sound speed, and signal recognition at multi-layer interfaces must be addressed.
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.
Coulometric Method Coating Thickness Gauge for Non-Destructive Measurement of Precious Metal Coatings
The coulometric coating thickness gauge measures the thickness by calculating the amount of electricity required to dissolve the precious metal coating through the principle of electrolytic dissolution. This method is non-destructive to the overall sample, only forming tiny electrolytic spots.
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.
Application of Electrolytic Thickness Tester in Quality Control of Precision Electroplating Layers
The electrolytic thickness gauge measures coating thickness through the principle of electrochemical dissolution, calculating based on Faraday's law, offering high accuracy and independence from calibration.
Ultrasonic Thickness Gauge Measures the Thickness of Flexible Packaging Materials
This article introduces the principles, technical points, and operational procedures for measuring the thickness of flexible packaging materials using an ultrasonic thickness gauge. It is based on the principle of ultrasonic pulse reflection, which calculates thickness by measuring the propagation time of sound waves through the material.
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.
Standard Operating Procedure for Zero Calibration and Substrate Calibration of Coating Thickness Gauges
This article introduces two key calibration methods for coating thickness gauges: zero-point calibration and substrate calibration. During operation, it is important to ensure that the probe is perpendicular, pressure is applied evenly, and regular calibration and recording are maintained. These steps effectively enhance measurement accuracy and meet industry standard requirements.