ASTM C 198 (C-198) determines the bonding strength of air-setting refractory mortar by determining the flexural strength (modulus of rupture) at room temperature of oven-dried brick-mortar joints.

Our universal test machines conform to the requirements of Practices E4 and have a sensitivity better than 20 lbf or less in the range from 0 to 4000 lbf (17.8 kN). By means of our testing expertise and modular product design, we will help find the solution that is right for you. Give our test engineers a call today for help configuring the best test machine and accessories according to your standard.

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