Magnetic Testing Equipment
Your Professional Magnetic Testing Equipment Supplier
Chongqing Leeb lnstrument Co.Ltd, located at High-tech industrial Development Zone of Chongqing, China. We specialize in manufacturing, researching and sale of NDT and Precision Testing Instruments over twenty years, including various kinds of Hardness Tester, Microscope, Surface testing device, Ultrasonic equipment and online Automatic testing systems.
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Dry Film Thickness MeasurementHigh quality metal probes.read more
Two measuring methods: continuous and single.
Two working mode: direct and batch.
Limit setting function.
Switch off automatically or... -
Paint Layer Thickness MeasurementHigh quality metal probes.read more
Two measuring methods: continuous and single.
Two working mode: direct and batch.
Limit setting function.
Switch off automatically or... -
Plastic Film Thickness GaugePlastic film thickness gauge.read more
Two measuring methods: continuous and single.
Two working mode: direct and batch.
Limit setting function.
Switch off automatically... -
Coating Thickness Gauge Ferrous and Non FerrousCoating thickness gauge ferrous and non ferrous adopts the magnetic and eddy current principle to measure in a non-destructive way. The instrument is a portable thickness-measuring meter, it can...read more
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Paint Coating Thickness GaugeSoftware for PC connection and data analysis.read more
High quality metal shell.
With back-light.
Switch off automatically or manually. -
NDT Thickness MeasurementHigh stability and precision.read more
Optional software for PC connection and data transmission, analysis, and printing measurement reports.
With built-in thermal printer. Width of... -
Car Paint TesterNew system with multi-function & high accuarcy.read more
Portable size. Integraded body with probe.
LED display. Fast test. Easy for operation.
Automatic Statistics data: MEAN,... -
Color Screen Painting Thickness MeterNew system with multi-function & high accuarcy.read more
Integraded with Fe and NFe in one probe.
LED display. Fast test. Easy for operation.
Automatic Statistics data: MEAN,... -
Precise Coating Thickness GaugeHigh Precise coating thickness gauge with high quality metal probes.read more
Large memory to save 4 types of materials and 1560 testing values.
Software for PC connection and data... -
Galvanized Layer Thickness MeasurementNew system and menu with high accuracy.read more
High quality metal probe, integraded with Fe and NFe fuction in one probe.
Three Test modes: Fe / NFe / Auto.
Able to test... -
Metal Shell Coating Thickness TesterMetal shell Coating thickness tester.read more
Large memory to save 4 types of materials and 1560 testing values.
Software for PC connection and data transmission, analysis.
Two... -
Coating Thickness Tester with PrtinerHigh quality and precision.read more
Software for PC connection and data transmission, analysis, and printing measurement reports.
Coating thickness tester With built-in thermal printer....
Why Choose Us
Certifications
We are a professional factory certified to ISO 9001 standards. Our products are tested using high-quality equipment and meet CE, FCC, and RoHS certification requirements.
Sales Market
In addition to meeting the needs of customers in mainland China, our products are also exported to advanced manufacturing countries such as Israel, the United States, Canada, Germany, France, Italy, Spain, and South Korea.
Our Services
We offer fast shipping with delivery in just 7 business days. All products come with a warranty of one to three years.We also provide free technical support and training.
Technical Specification
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Model |
Leeb 250A |
Leeb 251A |
Leeb 252A |
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Measuring principle |
Fe |
NFe |
Fe or NFe |
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Measuring Range |
0~1250μm |
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Probe |
Settled |
Changeable |
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Shell |
Plastic |
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Accuracy |
±[(1~3%)H+1] μm |
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Minimum resolution (µm) |
0.1μm |
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Min curvature of the min area (mm) |
Convex 1.5 Concave 9 |
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Diameter of the min area (mm) |
Φ7 |
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Critical thickness of substrate (mm) |
0.5 |
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Memory |
200 groups measured data |
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Dimensions |
115×55×23mm |
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Power supply |
AAA Alkaline battery |
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Standard Configuration |
Main Machine, 5 calibration specimens (48.5m, 99.8m, 249m, 513m, 1024m), 1 probe & substrate, 1 leather sheath |
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Optional Accessories |
Probes, Specimens |
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- Easy to use
- Compact and a very robust
- Precise
- Fast measurement
- Accurate readings
- Rapid, semi-automatic operation
- Better operating efficiencies
- Reduced lacquer consumption
- Improved product quality
- Lower spoilage
- Very durable and insensitive to harsh environmental conditions


Precise measurement and good repeatability: The accurate measurement data and good repeatability to ensure that it passes the inspection of Chinese national metrological testing
Available in three different modes: The coating thickness gauge has three measurement modes:Fe mode, NFe mode and Fe/NFe mode
Small, Lightweight and Portable: The dry film thickness gauge has simple design and small size. It is easy to carry and operate
High-quality digital probe ensures accurate measurement and stable data: The advanced digital probe is used to keep the zero position stable for a long time without drifting. The test data is stable after testing the same position for multiple times
Robust and durable: Ruby probe with abrasion and corrosion resistance to ensure long service life. Avoids errors caused by wear
Steps for measuring dry film thickness gauge
When measuring, we need to select five points that are evenly distributed. Taking the Linshang LS221 electronic thickness gauge as an example.
Hold the groove of the instrument with your hand and press the probe vertically on the object surface (avoid edges or uneven places).
The coating thickness will be immediately displayed on the interface and the measurement only takes 0.5 S.
This instrument does not need to be calibrated and only needs zero adjustment with high accuracy and stable data.
We can use a dry film thickness gauge to make three measurements at each point and then take the average.
1. When using the dry film thickness gauge, pay attention to hold the groove by hand.
2. After holding the groove part by hand, press the probe vertically on the surface of the measured object without tilting or shaking.
3. When measuring, do not select the edge area.
4. The roughness of the workpiece surface is too large and there are too many attachments, which is not conducive to the probe directly contacting the surface of the measured object and will also affect the measurement. Therefore, before the measurement, the attachment on the measured object surface needs to be cleaned up.

Multiple Calibration adjustment options including 1-5 points
Plating Thickness Gauge supports zero adjustment and multi-point calibration (up to 5 points). It is equipped with 7 pieces of standard films of different thicknesses. The curve can be modified according to the standard film or the actual workpiece to make the measurement data more accurate


Powerful data statistics function
With data statistics function, it can store up to 9 measurement values. The plating thickness gauge can automatically calculate the maximum, minimum, average and standard deviation of the measured data
Certifications


FAQ
As one of the most professional magnetic testing equipment manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy discount magnetic testing equipment in stock here from our factory. Contact us for customized service.
