Capital Refractories supply a range of insulating materials to for use between ladle shells and the cast lining to control heat loss. These include: insulation boards, foil wrapped flexible boards, moist felt and bricks. They are also used in other applications such as auto-pour units.
Moist Felt is supplied in 0.5 m widths and 1 m lengths and 5 mm thicknesses.
Foil-wrapped Insulation Boards are supplied in a wide range of sizes with thicknesses of 3, 5, 7 and 10 mm.
Capital also supplies a range of insulating castables installed by vibro-casting or gunning.
Below is a table of some commonly used products that we supply.
|Supra Brick||General purpose insulating refractory bricks are used under Firebrick Hearths or as backup insulation lining.|
|Calcium Silicate Board||Non-combustible and asbestos free insulation material used in a wide variety of applications for backup insulation.|
|Microporous Board||Extremely low thermal conductivity board.|
|Superflex||Flexible microporous thermal insulation materials with extremely low thermal conductivity. Widely used to back curved surfaces.|
|Calcium Silicate Board||<1||47||<1||42||-|
|Microporous board||-||80||-||-||SiC 15|
|Product Name||Maximum Service Temperature / °C||Bulk Density / g cm-3||Thermal Conductivity / W m-1 K-1|
|400 °C||800 °C|
|Calciuim Silicate Board||1000||0.23||0.1||0.1|