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Precision Ceramics

Total Ceramic Solutions for the 21st Century

86 Lower Tower Street, Birmingham B19 3PA, England

Boron Nitride Coatings
 

Key Services & Products

 

Boron Nitride Coatings are entirely inorganic, composed of boron nitride powder and a high temperature bond phase.  Supplied in a liquid form suitable for brushing, Boron Nitride Coatings can be diluted with water to spraying and dipping consistencies and applied to a variety of porous and non-porous materials including graphite, metals, ceramics and organics.

 

Applications


Boron Nitride Coatings can be used up to 1372°C (2500°F) in a reducing/inert atmosphere and 850°C (1562°F) in an oxidizing atmosphere, and will retain many of the properties of boron nitride such as:

 

Non-wet by most molten metals, salts, fluxes and slags

Resistant to molten metal corrosion and light metal drosses

Excellent parting plane / very lubricious

Helps in removal of solidified metals

 

Specific Grade Properties


Various compositions are formulated using a variety of inorganic binders. As a result, variations in physical properties such as hardness, adherence, useful temperature range, and ease of application are obtained.

Type Sf - A general purpose coating comprised of 23% BN is a thick concentrate that is best  diluted with water to the desired consistency and sprayed or brushed onto the refractory or metal mold.

 

Type 10Sf - Same coating properties as Sf coating. Lower viscosity than Sf coating, a ready to use formula.  

Type 5Sf - Same coating properties as 10Sf  but even lower viscosity.

Type V - A high BN composition that dries to a harder surface used in special applications where a stronger binder is needed in applications such as coating moving parts in molten metal. Excellent for coating graphite.

 

Please click on one of the links below, to view further information on our Boron Nitride product range...

Solid Boron Nitride - Grade A

Solid Boron Nitride - Grade AX05

Solid Boron Nitride - Grade HP

Solid Boron Nitride - Grades M & M26

Solid Boron Nitride - Grade ZSBN

Boron Nitride Coatings

Boron Nitride Industrial Powders

 

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