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 KairDa NDT160 Roughness Gauge
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 Leeb leeb400 Roughness Gauge
3500.0 RMB
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Model comparison
| Principle | Contact type | Contact type | |||
|---|---|---|---|---|---|
| Type | Portable | Portable | |||
| Display | digital display | digital display | |||
| Method | Needle tracing | Needle tracing | |||
| Parameters | Ra Rz Ry Rq Rt. Rp Rv Rmax R3z RSk RS RSm Rmr Rku | Ra Rz Rq Rt. | |||
| Function | Roughness profile | Surface Roughness | |||
| Sample | General workpiece | General workpiece | |||
| Probe | Integrated | Integrated | |||
| Certificate | No certificate | No certificate | |||
Parameter comparison
| Display | digital display | ||||
|---|---|---|---|---|---|
| Measurement parameters | Ra,Rz,Rq,Rt，Rp,Rv,R3z,R3y,Rz(JIS),Rs,Rsk,Rsm,Rku,Rmr; Ry(JIS);Rmax，RPc，Rk，Rpk，Rvk，Mr1，Mr2 | Ra、Rz、Rq、Rt | |||
| Measuring range | Z-axis (vertical): ± 80μm/± 160µm (enhanced); X-axis (horizontal): 20mm | ||||
| resolution | Z（ ）: 0.01μ m / ± 20μ m 、 0.02μ m / ± 40μ m 、 0.04μ m / ± 80μ m 、 0.08μ m / ± 160μ m | ||||
| Error of indication | ≤±10％ | ≤±15％ | |||
| Indication of variability | ≤6％ | ＜12％ | |||
| Sampling length | 0.25,0.8,2.5mm | 0.25mm、0.8mm、2.5mm | |||
| Evaluation length | Ln = lr × n n = 1 ~ 5 | 1.25mm、4mm、5mm | |||
| Stroke length | 6mm | ||||
| Sensors - Radius | 5μm | ||||
| Sensors stylus | Natural diamond, 90 cone angle, 5 μm tip radius | ||||
| Sensors - Force Measurement | 4mN | ||||
| Sensors - Angle | 90 cone angle | ||||
| Sensors - measurement principle | Displacement differential inductor | ||||
| Sensors - Longitudinal Radius | |||||
| Maximum drive stroke | |||||
| Drive speed - when measuring | lr=0.25, Vt=0.135mm/s;lr=0.8, Vt=0. 5mm/s;lr=2.5, Vt=1mm/s | ||||
| Drive speed - when returning | Vt=1mm/s | ||||
| filter | RCPC-RCGAUSSD-P | ||||
| Measurement profile | Linear dispersion, Roughness profile, Direct profile | ||||
| Storage Capacity | |||||
| Data Interface | |||||
| Power | Built-in lithium-ion rechargeable battery, charged with DC5V, 800mA charger | 3.7V lithium-ion battery | |||
| Dimensions | Host: 64 * 53 * 160mm Driver: 23 * 27 * 115mm | 106×70×24mm | |||
| Product Weight | About 380g | ||||
| Operating Conditions | Temperature: - 20 ℃~ 40 ℃; Humidity: < 90% RH | ||||
| Applicable standard | ISO, ANSI, DIN, JIS | ||||
| Sensors - Guide | Carbide, sliding direction radius 40mm | ||||
| Storage and transportation environment | Temperature: - 40 ℃~ 60 ℃; Humidity: < 90% RH | ||||
| Indication Accuracy | 0.001µm | ||||
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