Curved Surface Thickness Gauge

The curved surface thickness gauge utilizes magnetic induction or eddy current principles to calculate coating thickness by detecting changes in the magnetic field when the probe contacts the curved surface. It is used to measure the thickness of coatings on the surfaces of curved workpieces, such as industrial components like pipes and spheres.

Instruments

Using 2.0MHz Frequency, specially designed for cast iron and other coarse crystal materials, concave curved surface structure is suitable for special workpiece shape, Measurement range covers 2.0~ 400.0mm, and the lower limit of pipe measurement is Φ 30 * 4mm.

$ 283.00

The support ring contains 12 different models, covering the R10 to infinity surface range, suitable for inner and outer cylindrical and spherical surface measurement, ensuring the accuracy and Stability of surface hardness testing.

$ 251.00

Measurement range 0-500μm, Accuracy 0.7μm + 1%, support for calibrated measurement and online statistics, suitable for a variety of curved and complex surfaces.

$ 2140.00

The three-wheel structure design is adopted, and the center wheel contacts the film directly for reading. The measuring range is 0-500 μm and the indexing is 25 μm. It can perform nondestructive thickness measurement on plane and curved surface.

$ 186.00

Frequency 10MHz, Measurement range 0.65~ 20mm, suitable for thin-walled and small curved surface workpieces, the lower limit of pipe measurement Φ 10 * 1.0mm.

$ 332.00

Using 7.5MHz High Frequency Probe, Measurement range 0.7~ 50mm, suitable for thin-walled and small arc surface workpieces, the lower limit of pipe measurement is Φ 25 * 1.2mm, strong adaptability.

$ 251.00

The three wheel structure design is adopted, and the thickness of the center wheel contact film is directly read, with a range of 0-1000 μm and a Graduation of 50 μm. Destructiveness measurement can be carried out on the curved surface, and the operation is simple and high accuracy.

$ 186.00

Measurement beam of light diaMeter 1.5mm, measurement window 4mmx2mm, suitable for facet and small curvature surface measurement, low energy consumption single battery can last for more than 58 hours.

$ 428.00

DSP chip control, Measurement speed and low power consumption; Support 160μm large-range measurement, up to 320μm; Multi-ParaMeter measurement function, compatible with ISO, DIN, ANSI, JIS multiple national standards.

$ 1364.00

The small aperture design facilitates the measurement of curved and irregular surfaces. It features a 2.4-inch color screen and Bluetooth connectivity, with a built-in 3000mAh lithium battery for extended usage, and offers a data storage capacity of up to 2000 entries.

$ 393.00

Provide an additional one-year warranty period, which is applicable to Coating thickness Gauge pRoducts. It needs to be purchased simultaneously when purchasing the equipment and is not sold separately.

$ 122.00

Using DSP chip control, Measurement range Z axis 160 microns, X axis 17.5 mm, Continuous Operating Time more than 20 hours, support RC, PC-RC, GAUSS, D-P filter.

$ 683.00

Dedicated to Coating thickness Gauge calibrating, ensure accurate thickness measurement, suitable for F type equipment, improve Reliability.

$ 88.00

Adopt 4mm small diaMeter design, suitable for surface or small area measurement; Repeatability Delta E * ab < 0.05 to ensure Measurement accuracy; Horizontal structure is small in size, comfortable and stable to hold.

$ 1203.00

Measurement range 0~ 1250μm, suitable for LEEB220 and LEEB222 Coating thickness Gauge, Abrasion Resistance is good, suitable for a variety of nonmagnetic Coating thickness detection.

$ 157.00

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.