Silroc – Fire Putty

Precision Casting

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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).

Silroc – Fire Putty Enquiries

For further information on Silroc – Fire Putty, please contact us.

Silroc Fire Putty Downloads

Click below to download Silroc – Fire Putty Technical & Safety Datasheets

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