Concrete |
| Environmental protection waterborne single-component coating protection system | Environmental protection waterborne two-component coating protection system |
Plan 1 | Plan 2 | Plan 1 |
Primer | Water-based diamond film sealing primer(30-50um) | Water-based diamond film sealing primer(30-50um) | Waterborne epoxy sealing primer(30-50um) |
Intermediate paint | Waterborne diamond film intermediate paint(70um) | Waterborne diamond film intermediate paint(120um ) | Waterborne epoxy intermediate paint(100um ) |
Topcoat | Waterborne diamond film with high stain resistance(50um ) | Water-based diamond film high stain resistance topcoat/water-based fluorocarbon paint( 80um ) | Waterborne polyurethane topcoat(80um ) |
Scope of application | Urban viaducts with moderate corrosion, 10 years of corrosion protection | Urban viaduct with moderate corrosion, 20 years of long-term corrosion protection | Medium-corrosion bridge atmosphere, 20 years of long-term corrosion protection |
Advantage | Single component, easy construction, excellent stain resistance, beautiful | Single component, easy construction, excellent stain resistance, beautiful | Two-component, good resistance to chloride ion penetration, better corrosion resistance, excellent stain resistance, beautiful appearance |
| High solid solvent-based coating protection system | Moisture curing solvent-based coating protection system | Solvent-free silane dipping coating protection system |
| Plan 1 | Plan 2 | Plan 1 | Plan 2 | Plan 1 |
Primer | Epoxy closed primer(30-50um ) | Epoxy closed primer(30-50um) | Moisture curing epoxy sealing primer( 30-50um ) | Moisture curing epoxy sealing primer( 30-50um ) | Silane impregnating paint or silane paste penetration depth: 3-5mm |
Intermediate paint | Thick paste epoxy intermediate paint(140um) | Thick paste epoxy intermediate paint(300um) | Quick-drying epoxy intermediate paint( 250um ) | Quick-drying epoxy intermediate paint/epoxy coal asphalt paint( 350um) | |
Topcoat | Polyurethane topcoat(80um ) | Fluorocarbon topcoat/polysiloxane topcoat(70um ) | Polyurethane topcoat( 80um ) | | |
Scope of application | Severely corroded bridge atmosphere, 20 years of long-term corrosion protection | Atmospheric area of the bridge with very severe corrosion degree, 20 years of long-term corrosion protection | 20 years of long-term anti-corrosion for the construction of wet concrete bases such as bridge splash areas in severely corrosive environments | Severely corrosive environment Bridge underwater area, 20 years of long-term anti-corrosion | Severely corrosive environment such as seaport concrete engineering, saline area, northern deicing salt area, etc. |
Advantage | Two-component, good resistance to chloride ion penetration, better corrosion resistance, excellent stain resistance, beautiful appearance | Two-component, good resistance to chloride ion penetration, better corrosion resistance, excellent stain resistance, beautiful appearance | Curable on wet base | Curable on wet base | It can penetrate deeply into the concrete 3-5mm, even if the concrete has small cracks, it will not affect its anti-corrosion effect, and can maintain the original appearance of the concrete |