Weißes Papier

Weißes Papier

The History of Electroplating and a Historical Review of the Evolution of NASF

The History of Electroplating [caption id="" align="aligncenter" width="149"] Luigi Galvani[/caption] Luigi Galvani, was born in Bologna, Italy on September 9,...

Weißes Papier

Mechanical Paste Polishing vs. CAVF Finishing of Gears

A Quick Review of CAVF Processing In CAVF, an HDNA media fills the vibratory unit. The high-density, non-abrasive media is...

Weißes Papier

The Challenges of Generic Deburring vs. CAVF Deburring

Media Attrition Chart for Common Media Blends Below is detailed a table that reviews the compositions, densities, and attrition rates...

Weißes Papier

Materials Matter (DE)

Roughness measurement: Optical vs. contact stylus profilometry Optical profilometry will become an important tool for predicting gear performance with more...

Weißes Papier

Changes Ahead in the Roughness Standards

The ISO Standards The four ISO standards listed above are part of a family of GPS (Geometrical Product Specifications) standards...

Weißes Papier

Rotorcraft Gearbox Regulations: LOL (not what you think)

Figure 1: Left, an as-manufactured gear; right, the failed gear due to LOL gear (Aviation Investigation Report A09A0016). During the...

Weißes Papier

Materials Matter : Roughness Measurement Tips: Calibration, the Razor Blade Test

A profilometer used for measuring surface texture. (Courtesy: Shutterstock)   Figure 1: Mahr certification protocol (Courtesy: Mahr GmbH). Unless a...

Weißes Papier

Roughness Measurement Tips: The Scratch Pad

The scratch pad Due to the increasing quality of engineered surfaces, roughness measurement capability developed greatly during the second half...

Weißes Papier

Vibratory Media Compositions vs. Attrition and Density

WHAT IS ATTRITION RATE? Attrition rate is the rate at which media decomposes during the vibratory run. More abrasive media...

Weißes Papier

Selecting media for optimum vibe bowl gear finishing

Aluminum oxide grit used in abrasive ceramic media. Finally, spherical media offers the least efficient contact pattern possible, contacting a...

Weißes Papier

Materials Matter: How to Set Up a Vibratory Bowl for Gear Finishing

SETTING UP THE VIBE BOWL FOR OPTIMUM GEAR-FINISHING PERFORMANCE Amplitude is a commonly cited tool for gauging the correct machine...

Weißes Papier

Physical Characteristics of the Vibratory Bowl and How They Affect Processing Efficiency

Durometer hardness is measured using durometer tester. [caption id="attachment_2593" align="alignleft" width="215"] Image of a durometer tester3[/caption] Activating a durometer tester...