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RA Digital Portable Surface Roughness Tester

1. RA Digital Portable Surface Roughness Tester can inspect the roughness of metal and non-metallic surface 2. surface roughness measurement equipment with pocket-size & economically price

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Introduction of RA Digital Portable Surface Roughness Tester

1. RA Digital Portable Surface Roughness Tester can inspect the roughness of metal and non-metallic surface

2. surface roughness measurement equipment with pocket-size & economically price

3. Large measuring range suitable for most materials

4. Features external calibration at keyboard

5.Optimized electric circuit design with transducer structure-design,high integrate power, driver and display. 

6. Select freely with Ra,Rz, Rq, Rt parameters.

7. RA Digital Portable Surface Roughness Tester could test ex-circle, flat surface, conical surface and also test groove with length and width larger than 80*30mm.

Parameter of RA Digital Portable Surface Roughness Tester

Testing parameters(µm )

Ra, Rz

Stroke length(mm)

6

Sample length(mm)

0.25 ,0.80 ,2.50

Evaluation length(mm)

1.25 ,4.0 ,5.0

Measuring range(µm )

Ra:  0.05 ~ 10.0  Rz:  0.1 ~ 50

Error

±10%

Variability

<12%

Contacting pin round diameter

10 µm±1 µm

Battery

3.7V Li

Size

106 mm×70 mm×24 mm

Weight

200g

Stylus static force

≤ 0.016N

Force measuring rate of change

≤ 800N/m

Temperature

-20℃~60℃

Relative humidity

<  90%

Pictures of RA Digital Portable Surface Roughness Tester

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