Ramco SuperCrete is a Portland Pozzolana Cement (IS 1489 Part 1:2015) marketed as 'High strength cement, crack-free concrete'. Its features include low heat of hydration, good workability, superior durability, early hardening, higher ultimate strength and high M-sand compatibility. In the Rapid Chloride Penetration Test (ASTM C 1202-19) it shows very low permeability and very high durability versus OPC 53G.

Key features

• Low Heat of Hydration
• Good Workability
• Superior Durability
• Early Hardening
• Higher Ultimate Strength
• High M-sand Compatibility

Applications

• Crack-free concrete
• Concrete using manufactured sand (M-sand)

Specifications

Fineness: 340 m2/kg (IS 1489 Part 1:2015 requirement: 300 min) | Soundness - Le Chatelier: 1.50 mm (IS: 10 mm max) | Soundness - Autoclave: 0.05 % (IS: 0.8 % max) | Initial Setting Time: 140 minutes (IS: 30 min) | Final Setting Time: 225 minutes (IS: 600 max) | Compressive Strength (3 days): 30 MPa (IS: 16 min) | Compressive Strength (7 days): 35 MPa (IS: 22 min) | Compressive Strength (28 days): 53 MPa (IS: 33 min) | RCPT at 28 days (ASTM C 1202-19): 1838 Coulombs | RCPT at 180 days (ASTM C 1202-19): 893 Coulombs | Concrete Permeability (ASTM C 1202-19): Very Low | Concrete Durability: Very High | Comparison - OPC 53G RCPT 28 days / 180 days: 3349 / 2800 Coulombs (Moderate permeability, Low durability) | Note: Indicative prevailing values

Standards: IS 1489 (Part 1):2015 | ASTM C 1202-19