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The sealant is made primarily of high-molecular resin materials, combined with various functional additives. It is a two-component epoxy adhesive used on-site. It is a primer mainly used in conjunction with crack repair adhesive, for both crack sealing and base bonding during crack closure.
GB50367-2013 "Code for Design of Strengthening Concrete Structures"
GB50728-2011 "Technical Specification for Safety Appraisal of Strengthening Materials for Engineering Structures"
GB 50550-2010 "Code for Acceptance of Construction Quality of Strengthening Engineering of Building Structures"
JTG/T J22-2008 "Code for Design of Strengthening of Highway Bridges"
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Test Items |
Performance Indicators |
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Colloid Properties |
Tensile Strength(MPa) |
≥30 |
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Tensive Modulus of Elasticity(MPa) |
≥3500 |
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Elongation(%) |
≥1.5 |
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Colloid Properties |
Flexural Strength(MPa) |
≥45 and not brittle failure |
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Compressive Strength(MPa) |
≥70 |
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Bond Properties |
Steel-Steel Tensile Shear Strength(MPa) |
≥16 |
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Steel-Steel Butt Bond Tensile Strength(MPa) |
≥36 |
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Steel-Steel T-Impact Peel Strength(mm) |
≤35 |
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Steel-Concrete Tensile Bond Strength(MPa) |
≥2.5,and cohesive failure within concrete |
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Heat Deflection Temperature (°C), using Method B with 0.45MPa flexural stress |
≥60 |
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Long-term performance and resistance to media erosion of the colloid conform to GB50728-2011 |
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Concrete cracks, steel plates, and various brick joints.
Used in grouting and repair of concrete structure cracks for sealing cracks and bonding the base.
Sealing and plugging cracks in concrete substrates such as bridges, dams, subways, and tunnels.
Repairing and leveling honeycomb and pitted surfaces in concrete, widely used in building reinforcement construction.
