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Denka Pretascon Type Rx 

Compressive strength is 400 ksc (Cu) in 1 day and 750 ksc (Cu) in 28 days

Package 25 kg.



High performance type of non-shrink grout cement, good flow ability with high early and high ultimate strength.



  • General concrete repair
  • Concrete structure repair such as column, beam and concrete slab
  • Cast the base for supporting column, bridge structure or crane's rail
  • Fill the gap, such as foundation or concrete formwork
  • Precast wall installation
  • Work which is required greater strength than general concrete
  • Work which is required early high strength
  • Cast a support base for small or medium machinery foundation



  • Non-bleeding
  • Controlled expansion / non-shrinkage
  • Non-metallic, non-rusting and chloride free
  • Good flow ability
  • Non-air void
  • High compressive strength
  • High early and high ultimate strength. Compressive strength is 400 ksc (Cu) in 1 day and 750 ksc (Cu) in 28 days

Application procedure

  • Surface preparation
    • In case of general grout, fill the joint between precast or cast the base for supporting machinery, it can be proceed the next step
    • In case of repair work, the existing concrete surface must be removed 1-2 cm. depth or deep until stone layer before continuing next step
  • Clean concrete surfaces by using water or blowing air
  • Install concrete formwork to be strong and without leakage
  • Use water to keep concrete saturated at least 6 hours
  • Before starting work, drain water out and blow the air for cleaning concrete surface
  • Pour cement grout from one side to the other side by continuous pouring to prevent the void inside



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