JB-4C Computer Control High Precision Surface Roughness Tester PC Measuring Instrument Meter

Model

JB-4C

Evaluation Parameters

Ra,,Rz,Rt,RS,RSm,Rp,Rv,Rmax,Rq,D,Pt.

Lr,Ln,RSk,RΔq,Δa,λq,λa,R3t,Rt1,Rt2,Rt3,RT4,Rt5 etc.,Rmr(Tp)Curve.

Roughness Range

Ra 0.01~50 µm

Sampling Length

L: 0.08 ,0.25, 0.8, 2.5 mm

Evaluation Length

Ln: 1L, 2L, 3L, 4L, 5L, Can Selectable

Sampling Points

4000 Points

Resolution

0.001 µm

Max. Specimen Height

300 mm

Application

Planar,Incline,Cylinder,Circular and Spherical Parts,Grooves and Bores.

Probe

Standard Type, Height < 8 mm.

Special Probe For Small Bore, Radium: 2 um, Pressure: 4 mN

X, Y Magnification

Automatic Mode

Filter

ISO 2CR Filters

Measurable Range Of Bore

≥ Ø5 mm

X-Y Stage

Rotation ±10°; Declination ±10°; X-Y Adjustment 15 mm

For Measurement Of Bearing

Max. Outer Dia. Of Inner Ring 280mm

Min. Inner Dia. Of Outer Ring 12mm;  Thickness: ≤160 mm