epoxy-polyester powder coating for radiators

Introduction This series of products are mainly made of saturated polyester resin or hybrid. It has excellent leveling and smooth coating film, high glossy and various vivid colors; good mechanical properties, outstanding heat resistance, fine corrosion and chemical resistance. Series 1. Standard curing (180°C/15min)and lower temperature curing are available. 2. Made to various of gloss and color: high gloss (Above 86º), flat gloss (50 85º), semi gloss (10 49º)and no gloss (below 10º), gloss and color of product is made according to clients requirement. 3. Various kinds of art texture products are available, such as sandy, wrinkle, lanose grain, hammer tone and metal effect, etc. 4. Special standards of product are available according to clients’ requirement, e.g.: RoHS Standard, ASTM963 Standard, etc. Application This type of product specially designed for surface coating of radiators and other similar products. Physical Property Proportion: 1.4-1.8 (varies with different color and gloss)Density distribution: average particle size is 30 38um, adjusted as clients required. Performance of Coating Film Testing ItemsStandards and MethodsResultImpact strength testGB/T1732-199350Adhesion(cross-cut)GB/T9286-1998Class 0Bend testGB/T6742-19862mmPencil hardnessGB/T6739-19961H-2HSalt spray testGB/T1771-1991>500 hoursHumid heat testGB/T1740-1979>1000 hours, gloss slight lossWeatherability testDepending on the type of powder coatingNotation:1. All above tests are using 0.35mm cold rolling sheet. The thickness of film is 50-80um. Package Carton packing with liner of double polyethylene bags. 20 Kg net weight each. Storage The product must be stored in ventilated, dry and clean room with temperature below 30°C, no close to fire and other heating source, avoid direct sunlight, outdoor stacking is prohibited. The period of validity is 12 months under above conditions; expired products can not be used unless re-testing meets the utilization standards. . Health and Safety There are no hazardous ingredients in all materials of powder coating. Wearing anti-dust mask and goggles to avoid inhalation of dust and try best to avoid longtime contact with powder coating. The coating adhesive to the skin can be washed with soap. Others The performance of powder coating may have deviation in different conditions, please contact our engineers for suggestion.