Properties Comparison of Cutters Made from Various Materials

 

Tool material

Ceramics

Carbon steel

High speed steel (HSS)

Cemented carbide

Diamond

Cost

Inexpensive

Inexpensive

Inexpensive

Moderate

Very expensive

Chemical Properties

Inert

Unstable

Unstable

Stable  

Stable  

Heat Properties

High resistance

Extremely sensitive

Moderate sensitive

Moderate sensitive

Stable

Toughness

Reinforced

High

High

Fragile

Extremely fragile

Hardness (HRC Value)

93

65

67

90

Hardest

 

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