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Prepainted steel for ELECTRIC APPLIANCE Characteristics Beautiful surface without orange peel High gloss Economical Additional coating facilities and.

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Presentation on theme: "Prepainted steel for ELECTRIC APPLIANCE Characteristics Beautiful surface without orange peel High gloss Economical Additional coating facilities and."— Presentation transcript:

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2 Prepainted steel for ELECTRIC APPLIANCE Characteristics Beautiful surface without orange peel High gloss Economical Additional coating facilities and manpower are unnecessary Environment friendly

3 Prepainted steel for ELECTRIC APPLIANCE Application Refrigerators : doors, cabinets, back panels Washing machines : outer cases Air-conditioners : outer cases Microwave ovens : outer cases

4 Prepainted steel for ELECTRIC APPLIANCE

5 Prepainted steel for ELECTRIC APPLIANCE Size Availability Scope of Manufacturing Field Painting(25±3) ThicknessWidth mm 1,310mm max Primer CoatingFish Costing 8±1 17±2

6 Prepainted steel for ELECTRIC APPLIANCE Size Tolerance Scope of Manufacturing Field Flatness Width & Length ±0.5mm Wave HeightSteepness(height/pitch) max 3mmmax 0.6%

7 Prepainted steel for ELECTRIC APPLIANCE Out-of Square Scope of Manufacturing Field - Shall not exceed 1%(AW × 100)

8 Prepainted steel for ELECTRIC APPLIANCE Cross-sectional Structure Finish coated layer Primer coated layer Finish coated layer Pre-treatment layer Zinc coated layer Base metal (cold rolled steel) Zinc coated layer Pre-treatment layer

9 Prepainted steel for ELECTRIC APPLIANCE Base Metal Specification Base MetalSpecification Recommendable Coating Weight Cold rolled steel JIS G3142, ASTM A 366 EN10130-FeP01 Hot-dip galvanized steel(GI) JIS G3302, ASTM A , EN10142/ g/m 2 Hot-dip galvannealed steel(GA) JIS G3302, ASTM A , EN10142/ g/m 2

10 Prepainted steel for ELECTRIC APPLIANCE Characteristics Refrigerator Cross cut : under 3mm peel off after taping Edge creep : under 3mm 35, 5% Nacl 240hr Salt spray test 20 : 3T no crack 0 : 5T no crack JIS G3312, 180˚ bendingFlexibility 90% and over (according to customers request) JIS K , 60˚ glossGloss F JIS K (Mitsubishi uni pencil) Pencil hardness 50, RH 98% and over, 240hr Testing Method Adhesion : 100/100 No remarkable gloss variance Spec. Humidity Test Item - 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.

11 Prepainted steel for ELECTRIC APPLIANCE Characteristics Air-Conditioner No blister Adhesion : 100/ , 1hr Boiling test Cross cut : under 3mm peel off after taping Edge creep: under 3mm 35, 5% Nacl 500hr Salt spray test F JIS K (Mitsubishi uni pencil) Pencil hardness Bending 20 : OT no crack 0 : 4T no crack JIS G3312, 180˚ bendingFlexibility Sunshine-weather-o-meter 500hr Testing Method Gloss retention : 60% and over E : 4units under Spec. Weatherability Test Item - Base metal : Galvanized Steel - Physical properties of paint film

12 Prepainted steel for ELECTRIC APPLIANCE Characteristics Washing Machine Test ItemTesting MethodSpec. Pencil hardness JIS K (Mitsubishi uni pencil) F FlexibilityJIS G3312, 180˚ bending 20 : 1T no crack 0 : 4T no crack Salt spray test 35, 5% Nacl 240hr Cross cut : under 3mm peel off after taping Edge creep: under 3mm Cleanser resistance 0.4%, 20 ×240hr No blister Adhesion : 100/100 - Base metal : Galvanized Steel, Galvannealed steel - Physical properties of paint film

13 Prepainted steel for ELECTRIC APPLIANCE Check Points of Ordering Color decision Customers sample Make a matching Color sample(70×150 ) Send the sample to customer Customer approval Color decision L, a, b Color Solid

14 Prepainted steel for ELECTRIC APPLIANCE Base Metal Decision Check Points of Ordering Minimum Lot of Each Order Base metal will be designed according to JIS, ASTM And EN specification or mechanical properties of customers sample. 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

15 Prepainted steel for ELECTRIC APPLIANCE Packing(steel Lunch box Packing)

16 Prepainted steel for ELECTRIC APPLIANCE Packing(steel lunch box packing) ItemNameSpecificationUnitQuality ATop cover ( T)×(width)×(length)mm Sheet2 BWrapping sheet CRAFT 80g/m 2 +PEFILM(60 ) Sheet1 CWater-drainage sheetCRAFT 80g/m 2 +wove paperSheet1 D Comer Protector Angle ( T)×40×40mm EA4 Width ( T)×( / )×(length) EA2 Corner ( )×( )×( )mm EA2 ESide protector ( T)×height mm×length mm EA2

17 Prepainted steel for ELECTRIC APPLIANCE Packing(steel lunch box packing) 3EA61H×76W×length mmWoodL 3 4 EA61H×76W×width mmRunner(wood)K 3 4 EA60W×9H×width mmStiffener(wood)J 4 Sheet 100×160mm, 70×160mm Label &Shipping markI 6 7 EA6T×90×90mm Seal padH 6 7 EA1.0T×35W×60L(Zn Coating)FastnerG 6 7 EA 1.0T×32mm(width 3band, length 3 4 band) BandF QualityUnitSpecificationNameItem


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