CTS Cement is the largest manufacturer of Rapid Set® fast-setting hydraulic cement and Type K shrinkage compensating cement. Rapid Set cement products are used for concrete repairs and new construction projects. Rapid Set exceeds 3000 psi in one hour, allowing one to make structural repairs and rehabilitation, and return the concrete to full use in just one hour. Advantages include non-shrink, high sulfate resistant, chloride resistant, and permanent repairs. Rapid Set can be used in all weather conditions, even under water. Install industrial-size floors and concrete structures with virtually no curling, no cracking, and no control joints with our shrinkage-compensating cements.