Surface Roughness Meter Profilometer with Parameters Ra Rz Rq Rt Variability<12%
Features:
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The roughness of metal and non-metallic surface
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Pocket-size & economically
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Large measuring range suitable for most materials
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Features external calibration at keyboard
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Optimized electric circuit design with transducer structure-design ,high integrate power, driver and display.
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Select freely with Ra, Rz, Rq, Rt parameters.
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It could test ex-circle, flat surface, conical surface and also test groove with length and width larger than80*30mm.
Specifications:
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Testing parameters(µm ):Ra、Rz、Rq、Rt
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Stroke length(mm):6
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Sample length(mm):0.25 ,0.80 ,2.50
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Evaluation length(mm):1.25 ,4.0
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Measuring range(µm ): Ra: 0.05 ~ 10.0 Rz: 0.1 ~ 50
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Error:±15%
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Variability: <12%
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Transducer contacting pin round diameter and angle:
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Contacting pin round diameter:10 µm±1 µm
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Battery:3.7V Li
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Size:106 mm×70 mm×24 mm
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Weight:200g
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Stylus static force: ≤ 0.016N
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Force measuring rate of change: ≤ 800N/m
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Temperature: -20℃~40℃
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Relative humidity: < 90%
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No shake and coercivity around