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What are the different types of cove mitre?

What are the different types of cove mitre?

Shop for Cove Mitres

There are two types of cove mitre There are two types of cove mitre available.

Curved cove mitre

Curvature matches the coving's These cove mitres have a curved shape that matches the curvature of the coving, and are made of plastic.
The lip holds the cove mitre in place on the covings wall edge They have a lip on their wall edge that is used to position and hold them in place on the coving.
Sanding a mitre joint cut on coving to improve its finish and accuracy As the right and left faces are only formed by the edges of this type of cove mitre, it doesn’t provide as accurate an angle to tilt the saw blade at when cutting. This means the mitre joints made with it will not be as accurate and may require more sanding and filling to achieve a good fit.
Advantages and disadvantages of ADVANTAGES   DISADVANTAGES
  • Cheapest type of cove mitre
  • Edges are worn away by the saw blade so will need replacing frequently
  • Can only be used on plain coving with no pattern and a matching curvature
  • Not as accurate as other cove mitres

Folded triangle cove mitre

Metal and plastic triangular folded cove mitres have exactly the same shape These cove mitres are roughly triangular in shape. The right and left faces are formed by their folded shape. The fold along the crease which runs down their centre gives the necessary angle for the most accurate mitre joints. They can be made of either plastic or metal.
Plastic folded triangle type cove mitre

Plastic folded triangle cove mitre

This type of cove mitre costs more than a curved cove mitre but less than a metal folded triangle cove mitre.

Plastic folded triangle cove mitres will often be seen advertised as DIY use. This type is often seen advertised as a DIY cove mitre.
Advantages and disadvantages of ADVANTAGES   DISADVANTAGES
  • Costs less than a steel folded triangle cove mitre
  • The angle of the right and left faces provides a more accurate cutting angle than a curved plastic cove mitre
  • The plastic can flex or bend affecting the accuracy with which mitres are cut
  • Will not last as long as a steel folded triangle cove mitre
Metal and plastic triangular folded cove mitres have exactly the same shape

Metal folded triangle cove mitre

These are exactly the same shape as the plastic folded triangle cove mitres but made of steel.

Cove mitres made of steel will often be described as trade or professional They will often be sold or advertised as being professional or trade cove mitres.
Steel cove mitres are much stronger than other ones Being made of steel, they are much stronger and will resist wear from the saw blade, meaning they will last far longer than any other type of cove mitre.
Advantages and disadvantages of ADVANTAGES   DISADVANTAGES
  • Does not wear, so lasts far longer than other cove mitres
  • Rigid shape means it won’t flex or distort in use
  • May be used to cut cornice with simple patterning as well as plain coving
  • Most expensive type of cove mitre costing approximately double what a plastic one would
  • Will wear the saw blade over time

What is the best type of cove mitre?

Steel cove mitres are the best unless you only have a few mitres that need cutting The steel folded triangle cove mitre is the best type, unless you only need to cut a few pieces of coving. This is because it will last far longer than other cove mitres and the rigid shape will continue to provide the most accurate cutting angle for mitre joints.

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