Refractory Cement, Calcium Aluminate Based, Concrete Substitute, FreeShip.
$8.10
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This is a refractory cement ("RC-70") which is equivalent to Secar 71 we used to sell. The two are both white calcium aluminate cements and they both have excellent "green" strength (with a final elevated temp cure of around 100 F to 150 F). After that's done they can be used at temps around 2000 F. Heat can speed up the set time....(see more)
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