Silroc – Fire Putty


Silroc – Fire Putty


Silroc is a ready-to-use, plastic refractory putty/mouldable.

Chemical Composition

Silroc is a very low iron, siliceous product having a typical Iron Oxide content of 0.5% and Silica content of 72.0%.


Silroc has a mean permanent linear change of 2% when fired to 1000°C (=CT). It is not advisable to use Silroc beyond a maximum service temperature of 1200°C (=MST).