Vappro CRI 4600 is incorporated directly into fresh concrete as an advanced corrosion-inhibiting admixture, providing integral long-term protection from the moment the structure is built.
Vappro CRI 4000 is applied to existing structures as a surface treatment or injection system, migrating through hardened concrete to arrest active corrosion and extends the operational life of deteriorating infrastructure.
Typical Applications
• Bridges and elevated highways
• Marine and offshore concrete structures
• Ports, jetties and piers
• Parking structures
• Tunnels and retaining walls
• Water treatment facilities
• Industrial plants
• Power stations
• Airports
• Reinforced concrete buildings
• Dams and hydraulic structures
Vappro CRI 8001 is a high-performance liquid concrete admixture engineered to protect reinforcing steel against chloride-induced corrosion in reinforced, prestressed, and post-tensioned concrete. Formulated with advanced corrosion inhibition technology, it preserves the passive oxide layer on embedded steel, significantly delaying corrosion initiation and reducing long-term corrosion propagation in aggressive marine and de-icing salt environments.
It is incorporated directly into fresh concrete during batching to provide integral, long-term corrosion protection throughout the concrete matrix. In addition to extending the service life of reinforced concrete structures, it enhances durability while functioning as a set-accelerating admixture for improved construction efficiency.
Key Benefits
• Advanced integral corrosion protection for embedded reinforcing steel.
• Inhibits chloride-induced corrosion and delays corrosion initiation.
• Extends the service life of reinforced concrete infrastructure.
• Ideal for marine, coastal and de-icing salt environments.
• Complies with ASTM C1582 and ASTM C494.
• Compatible with Portland cement and pozzolanic concrete systems.
• Improves construction productivity through controlled set acceleration.
• Cost-effective protection for bridges, parking structures, marine facilities, tunnels, and critical infrastructure.
Vappro VBCI-CAT 8050 concrete admixture can be incorporated into repair mortars and grouts. The VBCIs from Vappro VBCI-CAT 8050 penetrate concrete, providing effective corrosion protection to the existing embedded rebar.
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Whether you are specifying admixtures for new concrete projects or seeking migration-based repair solutions for aging structures, our engineering team can assist you in selecting the ideal Vappro® CRI solution to meet ASTM standards and extend structural design life.