FEATURES TOA Wash Primer is two-component coating system that composes of modifed vinyl resin part and phosphoric acid solution part. This product has a strong bond with steel and aluminium. Moreover, this product has Rust Preventive Pigment which give anti-corrosive property.
Recommend to use for pretreatment the surface of steel and aluminium.
APPLICATION SYSTEM Surface Preparation
Old surface
The surface must be clean and free of dirt, grease, oil, wax, salt, old paint and other contaminants.
Chalky surfaces or loose material must be removed by stiff brush.
The surface must be clean with suitable cleansing solution and water then rinse thoroughly with fresh water and allow to fully dry.
Coating system
Primer
1. Mixing ratios of TOA Wash Primer Part A + Part B + TOA Thinner #61 are 8 : 2 : 5 for first coat and 8 : 2 : 3 for second coat, respectively.
2. Recommend to apply by brush with TOA Wash Primer 1 coats. (Wet film thickness is 50 – 100 microns/coat and recoatable time is at least 1 hour)
Topcoat
Apply by brush with TOA Enamel Gloss at least 2 coats.(Wet film thickness is 80 – 100 microns/coat)
Recommendation
The temperature of the substrate should be minimum 10 °C and at least 3 °C above the dew point of the air, temperature and relative humidity measured in the vicinity of the substrate. Good ventilation is required in confined areas to ensure correct drying.
HANDLING AND STORAGE
Storage condition
The product must be stored in accordance with national regulations. Keep the containers in a dry, cool, well ventilated space and away from source of heat and ignition. Containers must be kept tightly closed.