Glossary

What are transonic airfoils, and what is the active clearance control? Check out our technical dictionary and find out more about engine technology terms – from active clearance control to velocity triangle.

Black-oxidizing Blade force Blade load Bling Blisk Broaching Brush seals Bypass ratio

Black-oxidizing

This process is used on components in low-alloy steels and produces a thin, firmly adhering black oil layer which improves - in conjunction with oil - the corrosion resistance of the components.