Starrett SR160 Surface roughness unit:
- Accuracy (in): 5% of reading + 4 micro-in.
- Accuracy (mm): 5% of reading + 0.1 micron
- Cutoff Lengths: 0.8mm
- Filter: Gaussian
- Measuring Range: 1600 micro-in. (40 microns)
- Pick-up Stylus: Piezoelectric
- Roughness Parameter: Ra,Rz,Rp,Rv,Rt,Rz1Max,Rsk,Rq,Rku,Pa,Pz,Pp,Pv,Pt
- Tracer Tip: Diamond, 5 micron radius
- Tracing Length: 0.2 in (5mm)
- Tracing Speed: 0.08 in/sec (2mm/sec)
Click below to enlarge Starrett SR160 Surface Roughness Tester Schematic