# EPOXY CLEAR CEMENT PRIMER RAINBOW PAINTS ## Product Code No.1073 ## Type Two-component transparent primer composed of epoxy resin and special hardener. ## Application Transparent waterproof & alkali-resistant primer for cement walls, cement pipelines and cement products; penetrating primer for concrete floor coating systems. ## Properties 1. Excellent resistance to fresh water, seawater and sewage 2. Outstanding acid and alkali resistance 3. Tough coating film with strong adhesion 4. Good abrasion resistance ## Specification Data - Color: Transparent liquid - Specific Gravity: ≥0.94 kg/L (mixed paint) - Viscosity: 50~65 KU (mixed paint, 25°C) - Drying Time - Surface dry: Within 2 hours - Hard dry: Within 8 hours - Full cure: 7 days (25°C) - Film Thickness: Wet film 85 μm, Dry film 25 μm - Theoretical Coverage: 11.8 ㎡/L, 12.5 ㎡/kg - Recoating Interval: Min. 12 hours, Max. 5 days (25°C) / Max. 3 days (30°C) - Mix Ratio: 3:0.4 (or follow bucket marking) - Volume Solids: 29% (mixed paint) - Pot Life: 4 hours after mixing at 32°C - Thinner: No.1005 Rainbow Thinner - Thinner Dosage: 0~5% (only for tool cleaning) - Compatible Topcoat: Rainbow full range topcoats - Storage Stability: Minimum 3 years under normal storage ## Application Methods Brush Coating, Airless Spray, Roller Coating ## Construction Precautions ⚠️ 1. Mix base and hardener evenly in specified ratio before use. 2. Thoroughly remove all surface contaminants including moisture, grease, sludge, dust, rust and corrosive salts from substrates. 3. Avoid construction when temperature below 10°C, raining or ambient relative humidity over 85%RH. Ensure full drying of damp surfaces prior to coating. 4. Clean all coating equipment immediately after use. 5. Maintain sufficient ventilation during construction inside tanks or pits. ## Note All data provided in this product datasheet are derived from internal laboratory test data for construction design reference only. Actual performance varies subject to different construction environments. This document does not constitute any legally binding warranty or statement from the manufacturer. Contact our technical department for clarification of any uncertainties.