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Characteristics. Beautiful surface without orange peel High gloss Economical Additional coating facilities and manpower are unnecessary Environment friendly. Application. Refrigerators : doors, cabinets, back panels Washing machines : outer cases
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Characteristics • Beautiful surface without orange peel • High gloss • Economical • Additional coating facilities and manpower • are unnecessary • Environment friendly
Application • Refrigerators : doors, cabinets, back panels • Washing machines : outer cases • Air-conditioners : outer cases • Microwave ovens : outer cases
Scope of Manufacturing Field Size Availability Painting(25±3)
Scope of Manufacturing Field Size Tolerance Flatness
Scope of Manufacturing Field Out-of Square - Shall not exceed 1%(AW × 100)
Cross-sectional Structure Finish coated layer Primer coated layer Pre-treatment layer Zinc coated layer Base metal (cold rolled steel) Zinc coated layer Pre-treatment layer Finish coated layer
Test Item Testing Method Spec. Gloss JIS K5400 7.6, 60˚ gloss 90% and over (according to customer’s request) Pencil hardness JIS K5400 8.4 (Mitsubishi uni pencil) F Flexibility JIS G3312, 180˚ bending 20℃ : 3T no crack 0℃ : 5T no crack Salt spray test 35℃, 5% Nacl 240hr Cross cut : under 3mm peel off after taping Edge creep : under 3mm Humidity 50℃, RH 98% and over, 240hr Adhesion : 100/100 No remarkable gloss variance Characteristics Refrigerator - Base metal : cold rolled steel, galvanized steel - Physical properties of paint film ※ If pencil hardness increases to H, flexibility shall be down to 5T no crack.
Test Item Testing Method Spec. Pencil hardness JIS K5400 8.4 (Mitsubishi uni pencil) F Flexibility JIS G3312, 180˚ bending Bending 20℃ : OT no crack 0℃ : 4T no crack Salt spray test 35℃, 5% Nacl 500hr Cross cut : under 3mm peel off after taping Edge creep: under 3mm Boiling test 100℃, 1hr No blister Adhesion : 100/100 Weatherability Sunshine-weather-o-meter 500hr Gloss retention : 60% and over △E : 4units under Characteristics Air-Conditioner - Base metal : Galvanized Steel - Physical properties of paint film
Characteristics Washing Machine - Base metal : Galvanized Steel, Galvannealed steel - Physical properties of paint film
Check Points of Ordering Color decision Customer’s sample Make a matching Color sample(70×150㎜) Send the sample to customer Customer approval Color decision L, a, b Color Solid
Check Points of Ordering Base Metal Decision Base metal will be designed according to JIS, ASTM And EN specification or mechanical properties of customer’s sample. Minimum Lot of Each Order • Regular width(914mm or 1,219mm) • - 10 metric tons per color • - 20 metric tons per same width • Sketch width(except 914mm or 1,219mm) • - 10 metric tons per color • - 40 metric tons per same width
Item Name Specification Unit Quality F Band 1.0T×32mm(width 3band, length 3∼4 band) EA 6∼7 G Fastner 1.0T×35W×60L(Zn Coating) EA 6∼7 H Seal pad 6T×90×90mm EA 6∼7 I Label &Shipping mark 4 100×160mm, 70×160mm Sheet J Stiffener(wood) 60W×9H×width mm EA 3∼4 K Runner(wood) 61H×76W×width mm EA 3∼4 L Wood 61H×76W×length mm EA 3 Packing(steel lunch box packing)