Functional Materials and Advanced Manufacturing

70 Functional and Smart Materials

TABLE 4.2

Different Types of Wear and Their Behavior

Types of Wear Nature/Behavior Applicable Area

Erosive wear Striking of hard ceramic particles to the Turbine blade, landing gear, airframe,

surface in wet, dry or semi-solid helicopter blades

medium

Abrasive wear Presence of hard particles, striking and Sliding part

forced movement of the surface

Sliding wear Transfer of material from soft to hard Sliders, gear, cam shaft

surface, material loss, localized banding

between the surface

Fretting wear Due to fretting action between the parts Press tting

in contact

Fatigue wear Wear generated ...