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Sikacrete 421 CI Rapid - One Component fast setting concrete bag

Mfr.: Sika
Item #: I097414
Mfr. #: 537630
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Pickup at Corona | Change Delivering to 92111 | Change

Price: $38.02
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Description

One-component, early strength-gaining concrete containing factory blended coarse aggregate. It is air entrained and contains a migrating corrosion inhibitor.
  • High early strength
  • Fast-setting
  • Integral corrosion inhibitor
  • Prepackaged coarse aggregate
  • Rapid hardening per ASTM C-928 Type R3

Features

  • High early strength
  • Fast-setting
  • Integral corrosion inhibitor
  • Prepackaged coarse aggregate eliminates need to extend material in field
  • Excellent workability and finishing characteristics

Specifications


Shelf Life12 monthsStorage ConditionsStore dry at 40-95 degF (4-35 degC)
Compressive Strength 2 hours3,000 psi (20.7 MPa)Compressive Strength 1 day5,000 psi (34.5 MPa)
Compressive Strength 7 days6,000 psi (41.4 MPa)Compressive Strength 28 days6,500 psi (44.8 MPa)
Flexural Strength 28 days1,000 psi (6.9 MPa)Splitting Tensile Strength 28 days650 psi (4.5 MPa)
Shear Strength 1 day1,700 psi (11.7 MPa)Shear Strength 7 days2,300 psi (15.9 MPa)
Shear Strength 28 days3,000 psi (20.7 MPa)Shrinkage Water Cured0.012 %
Shrinkage Air Cured-0.016 %Freeze-Thaw Stability300 cycles > 90 %
Rapid Chloride Permeability 28 days600 (Very Low)Mixing Ratio5.5-6 pints (2.6-2.8 L)
Layer Thickness Min1 inch (25 mm)Layer Thickness Max8 inch (203 mm)
Product Temperature65-75 degF (18-24 degC)Ambient Air Temperature> 40 degF (4 degC)
Substrate Temperature> 40 degF (4 degC)Coverage0.5 ft3 (0.01 m3) per bag
Packaging65 lb (29 kg) bagColorGray powder
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