The roughness height of the irregularities is within a range of 0.01-2 microns, and the pitch of irregularities is greater than the roughness height and smaller than 25 times the roughness height.

where z_0 and z_{\text{min}} are respectively a roughness height and a characteristic height depending on the terrain.

The abrasive grain has a surface roughness height of greater than about 200 nanometers and a density of greater than about 3.50 g/cm3.

The abrasive article is capable of rapid glass stock removal coupled with reducing the surface finish as indicated by reduced Ra values using an RPP test procedure.

The roughness height of the irregularities is within a range of 0.01-2 microns, and the pitch of irregularities is greater than the roughness height and smaller than 25 times the roughness height.

The maximum height roughness (Rz) of the side molding face is smaller than the maximum height roughness (Rz) of the surface of the side mold which comes into contact with the side molding face.

The maximum height (Ry) of the surface roughness of the roll is 0.4 to 12S.

The Surface Roughness symbol communicates the type of roughness, the minimum and maximum heights, waviness, and more.

Various ways to measure the height of the protrusions are presented, including an average height as measured from the back face of the pad conditioner, a peak-to-valley height, or a prominence height.

The nano-scale roughness features have dimensions less than 200 nm in width, depth or height.

The skin surface is roughened such that the maximum height Rz of roughness is more than 3μm.

where z_0 and z_{\text{min}} are respectively a roughness height and a characteristic height depending on the terrain.

One conditioned polishing pad is non-porous and has a surface height distribution with a surface roughness Ra < 3 microns.

  The maximum height roughness (Rz) of the optical recording layer or the barrier layer is not more than 500 nm.

An attenuation peak height RPK obtained on the basis of a load curve M obtained from the roughness curve R has relation of RPK/Ry « 0.1 with respect to the maximum peak height Ry.