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Acrylic Elastic Roof Waterproof Coating

Acrylic Elastic Roof Waterproof Coating

A high-performance water-based elastic coating based on pure acrylic emulsion; the film flexes with the substrate to resist cracking and offers good low-temperature flexibility, specially designed for waterproof and crack-resistant intermediate coats on flat/sloped roofs; breathes but stays watertight, eco-friendly and non-toxic.

Elastic & Crack-ResistantRoof-SpecificWeather-Resistant & Color-RetentiveEco-Friendly & Non-Toxic

Key Technical Parameters

The following parameters are based on the official JIANBANG Coatings TDS (JB03-06 acrylic elastic intermediate coating); solids content, film thickness, coverage and drying time are subject to the full data sheet.

Tensile Strength
1.8 MPa
Elongation at Break
≥150%
Volume Solids
≥60%
Low-Temp Flexibility (-15℃)
No cracking on Φ20mm mandrel bend
Alkali Resistance (48h)
No blistering, no peeling
Scrub Resistance
≥1000 cycles
Theoretical Coverage
0.3–0.5 kg/m²Approx. 0.3–0.5mm DFT
Surface Dry (300μm)
6 h

Key Features

Key advantages of the Acrylic Elastic Roof Waterproof Coating.

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Elastic & Crack-Resistant

The film flexes with substrate micro-cracks without cracking.

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Roof-Specific

Waterproof and crack-resistant intermediate coat for flat / sloped roofs.

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Weather-Resistant & Color-Retentive

UV-resistant with long-lasting color; no chalking.

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Eco-Friendly & Non-Toxic

Water-based system, breathes but stays watertight.

Typical Applications

Suitable for the following typical waterproofing and protection scenarios.

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Flat / Sloped Roofs

Waterproof and crack-resistant intermediate layer for roofs.

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Building Exterior Walls

Elastic crack resistance for concrete / mortar render.

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Renovation Works

Elastic transition layer over old coatings.

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Insulation System

Crack-resistant protection for external insulation systems.

Recommended Coating System

For concrete substrates, apply epoxy sealing primer first, then the waterproof layer; details matched to site conditions.

1
Sealing Primer
Epoxy sealing primer (H53-1) to seal and enhance adhesion on concrete substrates.
2
Elastic Intermediate
Acrylic Elastic Roof Waterproof Coating, applied in 2 coats to design thickness.
3
Topcoat Protection
Acrylic polyurethane topcoat as needed to improve weather resistance and decoration.
Note: Specific surface preparation grade, number of coats, DFT, overcoating interval and drying time are subject to the official JIANBANG Coatings TDS; we will match a dedicated system one-to-one based on your substrate and working conditions.

Related Solutions

The application area and similar waterproofing products for this product; click to jump directly.

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