Advanced Drilling

Glossary

C

Cavity

The female part of a mould.

 

Centre drill

A drill used to spot drill a hole.

 

Ceramics

Generally the term refers to items that are hardened or made via the use of a furnace for example pottery items, glass etc. However for industrial purposes ceramics are materials that offer high mechanical and thermal properties.

 

CFRP

Carbon fibre reinforced plastic. Carbon fibres are used to strengthen the material. Elasticity, heat and dampness resistance are also improved.

 

Chemical equilibrium

A dynamic condition of balance between the elements involved.

 

 

 

D

Dissolve

When the alloying element is in solution in the base metal in either a liquid or solid state.

 

Compression stress

A stress experienced on a body when compressed.

 

Compressive force

A force that acts perpendicular to the shear plane.

 

Concentricity

Used to describe shafts or holes with the same centre.

 

Contour

A machining operation that follows the geometry of the workpiece.

 

Controlled boundary

A boundary that is used to ensure high adhesion between the substrate and a diamond coating.

 

Core

The male part of a mould.

 

Cylindricity

A term that refers to the roundness of a body.

 

 

 

Double carbide

Is a carbide in which one or more metal

 elements joins to the carbon element.

The ratio of the metal element to the

carbon element is high.

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