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.

Scanning electron microscopy Shaped holes Shot peening Silencer Silver-plating Single-crystal turbine blades Skeleton line Slurry coatings Soft annealing Solid-film lubricants Specific work of a stage Stage Steel shot peening STEM drilling

Straight cascade Stress-relieving Sulphuric acid DC anodizing Supersonic aircraft

Sulphuric acid DC anodizing

The coatings produced by sulphuric acid DC anodizing are characterized by excellent corrosion resistance. They are well suited for dying. With closely toleranced parts attention should be paid to the fact that approximately half of the coating is built up on the surface.