Surface roughness reference samples for "cylindrical lapping and superfinishing"TOP-VERSION !!
with parameters of Ra, Rz (DIN) and N-classes
This comparison sample set includes 4 roughness for the Machining Method Cylindrical Lapping 318 Ranges of roughness values:
Ra (µm) 0,025 .... 0,2
Rz (µm) 0,4 .... 1
N-Groups N1 .... N4
and 4 roughness for the Machining Method Superfinishing Ranges of roughness values:
Ra (µm) 0,025 .... 0,2
Rz (µm) 0,4 .... 1,6
N-Groups N1 .... N4
Please note that the terms "CLA" and "AA" mean exactly the same thing as "Ra".
the special manufacturing process ensures the high precision and the absolute sameness of all samples
the individual wear-resistant, stainless reference standards are 24 x 15 mm
external dimensions 130 x 55 x 5 mm
weight 0,090 kg
inclusive instruction manual
delivery in protective sleeve
Suitable for machine workers, controller and training workshops.