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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 Gypsum-Based Two-Component Thick Fire Retardant Coating Factory and Custom Gypsum-Based Two-Component Thick Fire Retardant Coating 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 Specifications (Reference)
Composition: Liquid component (inorganic emulsion/additive) + Powder component (gypsum, aggregate, refractory filler)
Color: Off-white / White (adjustable)
Density: Approximately 1.8–2.0 g/cm³
Dry Film Thickness (DFT): 5–50 mm (depending on fire resistance design)
Fire Resistance: ≥2 h–3 h (tested according to GB 14907 or EN 13381)
Solids Content: ≥70%
Theoretical Dosage: Approximately 20–35 kg/m² (depending on thickness)
Touch Dry Time: Approximately 2–4 h (25°C)
Fully Dry: 48–72 h (25°C, well-ventilated)
Adhesion: ≥1.0 MPa (GB/T 5210 pull-off method)
Compressive Strength: ≥4.0 MPa
Flexural Strength: ≥1.0 MPa
Weather Resistance: Indoor use (generally not suitable for long-term outdoor exposure)
Key Features
Thick-Paint type, high fire resistance (up to 2–3 hours or more)
Inorganic gypsum base, environmentally friendly, low-smoke, and non-toxic
Dense Coating, high bond strength, and excellent durability
Suitable for the fire protection of large-scale steel structures
Applications
Industrial steel structures
Public buildings (airports, convention centers, shopping malls)
High-rise steel structures
Fire protection for storage tanks, warehouses, and large equipment
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