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Founded in 1997,
Zhejiang Bolei Coatings Co., Ltd. is a subsidiary of Bolei Industrial Group, with multiple subsidiaries engaged in coatings manufacturing, construction services, new material development, and international trade.
As professional China Epoxy Sealing Primer Manufacturers and Custom Epoxy Sealing Primer Suppliers, we specialize in anti-corrosion coatings, fireproof coatings, emulsion paints, epoxy floor paints, and JS waterproof paints, widely applied in both industrial and construction sectors.
With advanced production facilities, a strict quality control system, and a stable raw material supply chain, we deliver high-quality and cost-competitive coating products and engineering solutions to our clients worldwide.
Product Parameters (Reference)
Composition: Two-component epoxy resin + hardener
Color: Transparent or light yellow (tints available)
Solids: 45%–60%
Mixture Ratio (by weight): Base paint: Hardener = 4:1 (or as specified by the manufacturer)
Specific Gravity: Approximately 1.05–1.25 g/cm³
Dry Film Thickness (DFT): 40–80 μm/Paint
Theoretical Coverage: 8–10 m²/kg (based on a 40 μm dry film, excluding wear)
Touch Dry Time: 0.5–2 hours (25°C)
Through Dry Time: 24 hours (25°C)
Full Curing: 7 days (25°C)
RePaint Interval: Minimum 6 hours, Maximum 7 days (25°C)
Adhesion: Grade 1 (GB/T 1720, cross-cut test) ≤1mm)
Hardness (Pencil Hardness): ≥2H
Impact Resistance: ≥50 kg·cm
Salt Spray Resistance: ≥500 h (GB/T 1771, matching system)
Water Resistance: No abnormalities after 240 h of immersion
Chemical Resistance: Good resistance to dilute acids, alkalis, and salt solutions
Key Features
Strong permeability, seals porous substrates, and improves subsequent paint adhesion
Resistant to salt, alkali, and humid environments
Excellent barrier properties
Excellent application performance; can be applied by hand, roller, or airless spray
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