Product Details
Metal Shell Handheld Surface Roughness Tester For Flat Surface
Surface Roughness Tester Leeb452
Function & Feature:
- Metal shell, stronger and anti-electromagnetic interference
- Adapts high speed DSP processor to get fast measurement
- With OLED dot matrix indicator
- Application for measuring flat surface, conical surface and also
groove larger than 80*30mm.
- With ISO/ DIN/ CE/ JIS/ FCC standards.
- Power supply: 3.7V rechargeable Li-ion battery.
Technical Specification:
Model | Leeb452 |
Roughness parameter | Ra,Rz,Rq,Rt |
Measuring range | Ra:0.05-10.0μm Rz:0.1-50μm |
Resolution | 0.01μm |
Cut-off lengths | 0.25mm / 0.8mm / 2.5mm |
Evaluation length | 1.25mm / 4mm / 5mm |
Tracing length | 6mm |
Standard | ISO,DIN,ANSI,JIS |
Error of indication | ≤±10% |
Variation of indication | <6% |
Sensor | Piezocrystal |
Arc Radius & Angle of Sensor | Radius of sensor stylus:10.0±2.5μm Angle:90° |
Force & Change rate | Sensor stylus forc:≤0.016N change rate:≤800N/m |
Stylus force | ≤0.5N |
Power supply | Rechargeable 3.7V Lithium-Ion battery |
Operating temperature | 0 ºC -40 ºC |
Weight | 200g |
Dimensions | 106×70×24mm |
Standard configuration | Main Unit,Calibration block, Power charger, Supporting platform
Manual,Certificate, Warranty card |
Standard configuration | Main Unit,Calibration block, Power charger, Supporting platform
Manual,Certificate, Warranty card |
Company Profile
Chongqing Leeb Instrument Co.,Ltd, the largest NDT instruments
factory in the southwest of China, located at High-tech Industrial
Development Zone of Chongqing, China. We specialize in
manufacturing, researching and marketing of NDT Instruments,
including various kinds of Hardness Tester, Thickness Gauge,
Roughness Tester, Flaw Detector and etc. Factory with Quality
System certified ISO 9001:2015. All products are CE, FCC certified.


In 2011, Leeb Ultrasonic Flaw Detector received the State Science
and Technology Innovation Fund in China. We also got the
Certificate of Utility Model Patent for the measuring platform in
the same year. In 2018, we acquired Shanghai Fengbo Instruments
Co.,Ltd and further expanded our production line of bench hardness
tester. At present, we have developed agents and distributors in 47
countries around the world, main markets are in Asia, Europe and
America.
With technical innovation, high quality products, competitive price
and satisfactory service, Leeb aims to be the most valubale brand
in NDT measuring field.
Workshop




Official License, Awards and Certicates

