Embossed Prepainted Steel for Fridge

Embossed pre-painted steel sheets for refrigeration and appliance applications are produced by passing the coated coil through engraved rolls under pressure (50–150 tons) or via chemical etching processes. This creates three-dimensional patterns (e.g., linen, leather, geometric designs) with embossment depths typically ranging from 30 to 100 μm. The embossing process occurs either before (pre-embossed substrate) or after (post-embossed) the coating application. For refrigeration panels (PIR/PUR sandwich panels), the steel facings are embossed to increase panel rigidity (section modulus improved by 15–30%) and enhance paint adhesion through mechanical anchoring. The surface profile reduces oil-canning effects in large flat areas. Coating systems for these applications typically consist of a chromate-free pretreatment, an epoxy primer (5–10 μm), and a polyester (PE) or polyurethane (PU) topcoat (15–25 μm) with specific flexibility (T-bend ≤2T) to withstand the embossing deformation without cracking. For appliance applications (refrigerator doors, interior liners), the embossed texture serves both aesthetic and functional purposes: it hides minor scratches and reduces visible fingerprints. The pattern also improves heat dissipation in condenser sections. Material specifications include substrate thicknesses of 0.4–0.8 mm for appliances and 0.5–1.0 mm for refrigeration panels, with yield strengths of 280–350 MPa. The embossed surface must maintain coating integrity after forming operations such as bending and roll-forming used in panel production.

Grade	DX51D, DX53D, DX54D, S350GD, G550,Alloy,Stainless,etc
Base Material	30-275g/m²; Aluminum: A1, A3, A5 A6, etc, Stainless: 201, 304, 316, 316L, 430 etc
Thickness & Width	Thickness 0.15-3.0MM    Width ≤2500MM
Paint & Film	PE, SMP, HDP, PVDF
Processing Service	Protective Film if need, making pipes, cutting sheets, making corrugated sheets,fence sheets etc.
Color & Grian	RAL Color PPGI/PPGL/PPAL/Stainless, Surface as Matt Anti Scratch etc. Grain as 2d 3D Wooden,Stone, Brick,Brushed, Rusted, Granited ,Camoufalge series etc.
	Laminated PP/PET/PVC Sarin Membrane Film steel & Ahumimum & Stainless，Surface Color and Texture as RAL Color,Wood, Marble,Stone, Brushed, Flower, and other Customized Texture Grain etc.

Our product series includes PPGI/PPGL Steel for durable roofing, Prepainted Aluminum with superior corrosion resistance, Prepainted Stainless for high-hygiene environments, Printed Grain Metal mimicking natural wood aesthetics, Galvanized Steel Parts for structural integrity, Aluminum Parts in lightweight assemblies, Stainless Parts in aggressive conditions, Forming Sheet for complex profiles, Roofs Sheets with weatherproof performance, Fence Sheets offering secure boundaries, Metal Screws engineered for fastening reliability, Standard parts ensuring interchangeability, Non-standard parts tailored to custom designs, Metal Roofs with long-term durability, Curtain wall systems for modern facades, Metal fence for security and style, Prefab House modules for rapid deployment, Water Tank solutions with leak-free integrity, Gutter systems for efficient drainage, and Wall Panel assemblies for seamless cladding.

Exterior Applications

Exterior Applications: Metal for Roofing Sheet,Photovoltaic Foof panels,Anti-corrosion and heat insulation film steel tiles，Cladding Wall,Aluminum Wall Plate,Curtain Wall, APC Panel, Honeycomb Panel,Currguated Sheet,Metal for Granny Flat, Mobile Homes，Sandwich Panels,Garden Guardrail,Garden Water Tank,Garden Tool Room，Outdoor Tent，aluminum Awning, Metal Kiosk,Modular Hunting Blind;Metal for Aluminum Gutter System, Fence Sheet,Ceiling Sheet；Metal for Garage Doors, Rolling Shutter Door，Flap Door，Swimming Pool side Panels,Stainless Pipe with Surlyn Film Coated, , Billboard,  Light Box,Camping Table， and other Architectural Metals.

Interior Applications

Interior Applications: Metal for Cabinet Doors，Furniture doors， Fire Doors，Interior Doors，Medical Door；Metal for Wall Panel,Metal Railing, Elevator car，Ceiling sheets, Integrated Furniture,Cupboard Panel；Metal for Display Shelves，Aluminum Square Tube，Office Desk & Chair, Curtain Rod, Wrinting board ；Metal for Fridge Panel, Freezer Board，Solar Water Heater，Heater Cover，Industrial air cooler, Air Conditioner Casing，Metal Heating Plate，Cooling fan cover,Lamp cover，and other decoration used.