Hobencast 40 (L477D) - Monolithic Refractory Castable

Application

Hobencast 40 is a dense castable, having a typical bulk density of 2100 kg/m3 when cast, at a ratio of 100 parts of water to 700 parts of Hobencast 40 and dried at 110°C. As a guide to yield, 2100kg will be needed for each cubic metre of placed material.

Classification

Hobencast 40 has a maximum permanent linear change of -2% when fired to 1350°C (=CT). It is not advisable to use Hobencast 40 beyond a maximum service temperature of 1350°C (=MST).

Grain Size

Hobencast 40 has a maximum grain size of 8mm.

Chemical Composition

Hobencast 40 is an aluminous castable having a typical Alumina content of 40% and Iron Oxide content of 5%.

Typical Properties

Bulk Density (100°C)	2100 kg/m3
Bulk Density (CT)	1850 kg/m3
Cold Crushing Strength (110°C)	37 MN/m2
Cold Crushing Strength (CT)	15 MN/m2
Permanent Linear Change	1.0%
Alumina Content	40%
Iron Content	5%

Packaging & Storage

Hobencast 40 is supplied in 25kg paper sacks, which should be kept dry and used in rotation. Exposure to moisture and prolonged storage will result in deterioration.

Downloads

Hobencast 40 Data Sheet (50 KB)

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The above product information is given in good faith as accurate and reliable but is not to be taken as a guarantee. The figures provided are intended to be a guide to expected average values and should not be interpreted as a specification. Any potential applications referred to are not to be construed as recommendations. It is the responsibility of the user to determine suitability for any specific purpose.

Dupré Minerals