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| Product Name | KairDa NDT110 Roughness Gauge | AMITTARI AR-131A Sand blasting shot peening Roughness Gauge |
| Product Price | Login | $439.00 |
| Details | Details | |
| Model comparison | ||
| Measurement principle | Contact type | Contact type |
| type | Portable | Portable |
| show | digital display | digital display |
| Measurement method | Needle tracing | Needle tracing |
| Measurement parameters | Ra Rz Rq Rt. | |
| Measurement function | Surface Roughness | Surface Roughness |
| Test object | General workpiece | Sand blasting shat blasting workpiece |
| Probe Type | Integrated | Integrated |
| Calibrated certificate | No certificate | No certificate |
| Parameter comparison | ||
| Measurement parameter | Ra、Rz、Rq、Rt | |
| Measurement Range | Ra、Rq：0.05-15μm；Rz、Rt：0.1-50μm | 0~750um |
| Sampling length | 0.25mm，0.80mm，2.50mm | |
| evaluation length | 1.25mm，4.0mm，5.0mm | |
| stroke length | 6mm | |
| Indication accuracy | 0.01 | |
| Indication Error | ±(7-10)% | |
| Indication variability | ＜12% | |
| Sensor stylus tip arc radius | 10μm±1μm | |
| Sensor stylus static force | ≤0.016N | |
| Sensor stylus force change rate | ≤800N/m | |
| Sensor guide pressure | ≤0.5N | |
| Battery | 3.7V lithium-ion battery | |
| Dimension | 106*70*24mm | |
| weight | 200g | |
| Operating temperature | -20℃~60℃ | |
| Operating environment relative humidity | ＜90% | |
| Operating environmental conditions | No vibration around, no corrosion medium | |
