Quick Hardening


Amorphous Calcium Aluminate-Based Quick Hardening Additive

DENKA SC-1 is an amorphous calcium aluminate-based accelerator used to achieve rapid setting times and high early strength in mortar and cement


  • Handling time can be adjusted to between 10 minutes and 1 hour by using general setting modifiers such as tartaric acid or dedicated setting modifier DENKA SETTER D-200

  • Excellent initial strength (10~30MPa can be achieved in hours)

  • Excellent crack resistance, reduced self-shrinkage and drying shrinkage due to expansion characteristics

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