C
Cavity
The female part of a mould.
Centre drill
A drill used to spot drill a hole.
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.
Compression stress
A stress experienced on a body when compressed.
D
Dissolve
When the alloying element is in solution in the base metal in either a liquid or solid state.
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.