The polished aluminum mirror sheet is a type of aluminum material that achieves a mirror effect through surface treatment. It has high gloss and reflectivity, resembling the effect of a mirror, hence called a "mirror sheet." This material is commonly used in architectural decoration, home furnishings, electronic product casings, and other fields.
Features of Polished Aluminum Mirror Sheet
- High Reflectivity: The surface can reflect light like a mirror
- Lightweight and High Strength: Low density, high strength, not easily broken
- Good Weather Resistance: Suitable for various harsh environments
- Excellent Processability: Can be processed and formed in various ways
The surface of the polished aluminum mirror sheet reflector is extremely smooth without oil stains, dents, inclusions, scratches, stains, oxidation discoloration, cracks, corrosion, or rolling marks.
Typical Alloy Polished Aluminum Mirror Sheet
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1050 Polished Aluminum Mirror Sheet
1050 Polished Aluminum Mirror Sheet is a type of mirror-finished aluminum coil made from 1050 aluminum alloy.
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1060 Polished Aluminum Mirror Sheet
The 1060 Polished Aluminum Mirror Sheet refers to aluminum material with a 1060 alloy that has undergone special polishing and oxidation treatments, resulting in a high gloss finish and the ability to reflect light, similar to a mirror.
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1070 Polished Aluminum Mirror Sheet
1070 aluminum mirror coil is a type of high-purity aluminum alloy coil with an aluminum content of up to 99.7%. Due to its high purity and smooth surface treatment, the 1070 aluminum mirror coil has an extremely high reflectivity, making it suitable for use as a light-reflecting material.
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1085 Polished Aluminum Mirror Sheet
1085 aluminum mirror sheet is commonly used as a raw material for anodized mirror aluminum plates or coils. With a purity of up to 99.85%, 1085 aluminum boasts excellent reflectivity and a high degree of smoothness.
Colors of the Polished Aluminum Mirror Sheet
Performance Characteristics of Polished Aluminum Mirror Sheet
Polished aluminum mirror sheets are widely used in many fields mainly because of their series of excellent performance characteristics.
Physical Properties
- High Reflectivity: Ordinary products 85%~92%, premium products up to 95%±1%
- Mirror Effect: The surface is precisely processed to present a mirror-like gloss
- Lightweight: Aluminum has a density of about 2.7g/cm³, much lower than copper, iron, and other metals
- Thermal Performance: Good thermal conductivity, relatively large thermal expansion coefficient
- Optical Performance: Its light reflection characteristics make it widely applicable in optical systems
Chemical Properties
- Corrosion Resistance: The surface forms an aluminum oxide film that prevents further oxidation of the aluminum
- Oxidation Resistance: The aluminum oxide film effectively blocks further reaction of aluminum with oxygen
- Weather Resistance: Can be used long-term in various climate conditions while maintaining appearance
- Chemical Stability: Good resistance to most chemicals
Mechanical Properties
- High Strength: Especially for products treated with heat and cold processing
- Excellent Workability: Can be processed into various shapes by multiple methods
- Surface Hardness: For anodized products, surface hardness can reach a level comparable to sapphire
- Toughness and Ductility: Can withstand a certain degree of deformation without breaking
- Impact Resistance: Possesses a certain level of impact resistance, able to withstand external shocks
Polished Mirror Embossed Aluminum Sheet
The polished mirror embossed aluminum sheet is a decorative aluminum material that features both a smooth mirror-like reflective surface and embossed texture.
| ALLOY | TEMPER | THICKNESS(mm) | WIDTH(mm) | LENGTH(mm) |
| 1060, 1070, 1085 | H14, H16, H18, H24, H26 | 0.2-4.0 | 100-1500mm | Under 6000mm or in Coi |
Typical Polished Mirror Aluminum Chemical Composition
| Alloy | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ni | Ti | Other | Al | |
| 1050 | 0.25 | 0.4 | 0.05 | 0.05 | 0.05 | - | 0.05 | - | 0.05 | 0.03 | - | 99.5 |
| 1060 | 0.25 | 0.35 | 0.05 | 0.03 | 0.03 | - | 0.05 | - | 0.03 | 0.03 | - | 99.6 |
| 1070 | 0.20 | 0.25 | 0.04 | 0.03 | 0.03 | - | 0.07 | - | 0.03 | 0.03 | - | 99.7 |
Typical Polished Mirror Aluminum Mechanical Properties
| Alloy | Total Reflectivity | Diffuse Reflectivity | Performance Data | |
| 1050, 1060, 1070 | 80~86% | ≦12% | 85~160 | 4.0~7.5 |
Applications of Polished Aluminum Mirror Sheet
Mirror-finish aluminum products are commonly used for decorative and aesthetic purposes, such as in architectural projects, art and design, and interior decoration. Examples include decorative railings or elevator interiors, the lighting industry as reflectors, the cosmetics industry, building cladding materials, and room decoration, as well as aluminum ceilings, wall panels, cabinet panels, and more.
Architectural Decoration
- Exterior wall decoration and curtain walls
- Interior walls, ceilings, partitions
- Roof and ceiling decoration
- Special architectural structures such as sunshades and canopies
Lighting and Optical Fields
- Lighting fixture reflectors
- Solar collectors and power generation systems
- Optical instruments such as telescopes and microscopes
- Laser technology applications
Automotive and Transportation
- Automotive exterior decorative parts and wheels
- Automotive interior components
- Headlights and signal system reflectors
- Interior decoration of public transportation vehicles
Electronics and Electrical Appliances
- Electronic product housings
- Appliance panels and decorative components
- Electronic device parts such as heat sinks
- Backlight reflection materials for display technology
Packaging and Decoration
- High-end gift and cosmetic packaging
- Signage and label production
- Decorative items and commercial display racks
- Fashion and accessory design
Aerospace and High-Tech Fields
- Aerospace components
- Aerospace optical systems
- Special environment applications
- High-tech research equipment
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Polished aluminum mirror sheets for lighting
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Polished mirror aluminum for escalators
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Polished mirror aluminum for trailer sheets
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Polished mirror aluminum for artwork design
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Polished mirror aluminum for automotive parts
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Polished aluminum mirror sheets for lampshades
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Polished mirror aluminum for kitchen decoration
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Polished mirror aluminum for elevator decoration
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Polished mirror aluminum for building guardrails
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Polished mirror aluminum for elevator handrails
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Polished mirror aluminum for range hood decoration
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Polished mirror aluminum for building exterior walls
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Polished mirror aluminum for office building exterior walls
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Gold polished aluminum mirror sheets for revolving doors
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Polished aluminum mirror sheets for restaurant decoration
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Polished mirror aluminum for outdoor building decoration
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Gold polished aluminum mirror sheets for kitchenware decoration
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Gold polished aluminum mirror sheets for elevator decoration
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Polished mirror aluminum for concert hall building decoration
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Polished aluminum mirror sheets for museum building decoration
Manufacturing Process of Polished Aluminum Mirror Sheet
Raw Material Preparation
Pure Aluminum Sheet
- Common series include 1050, 1070, 1085, etc.
- The series with the highest aluminum content, purity can reach over 99.00%
- Relatively simple production process, relatively low cost
Alloy Aluminum Sheet
- 5××× series alloy aluminum sheets: representing 5005, 5657 aluminum sheets, etc., main element is magnesium, with magnesium content between 3-5%
- 6063 Aluminum Alloy: good extrusion performance and surface finish, commonly used in construction
- 7075 Mirror Aluminum Sheet: high-strength aluminum alloy, suitable for applications requiring high strength
Billet Preparation
- Melting and Refining: The selected aluminum alloy material is melted and refined at 710-780℃ to remove impurities
- Settling Treatment: The molten aluminum alloy is poured into a settling furnace for treatment, allowing gases and impurities in the melt to fully rise or sink
- Casting and Rolling: The refined and settled aluminum alloy melt is processed in a casting and rolling machine with front-box temperature of 660-750℃, speed of 80-1200mm/min, producing billets with thickness of 1-20mm and width within 2600mm
Mirror Forming Process
- Cold Rolling: Billets are sent into a four-roll cold rolling mill to initially form the mirror surface
- Bending and Straightening: Cold-rolled aluminum sheets may have certain bends and deformations, which are corrected through bending and straightening
- Quenching: The bent and straightened aluminum sheets undergo quenching to rapidly cool and improve hardness and strength
- Aging Treatment: Quenched aluminum sheets are placed in a designated area for natural aging, stabilizing the internal microstructure
Surface Polishing
Mechanical Polishing
- Sheet Cleaning
- Rough Polishing
- Medium Polishing
- Fine Polishing
Chemical Polishing
- Degreasing
- Water Rinse
- Polishing
- Water Rinse
Electrochemical Polishing
- Electrochemical Polishing
- Electrical Parameters
Surface Treatment and Protection
Oxidation Treatment
- Anodizing
- Coloring Treatment (optional)
Coating Treatment
- Cleaning Agent Treatment
- Hot Air Drying
- Roller Coating
- Drying Process
Special Protective Treatment
- High-Reflective Coating
- Aluminum Plating
- Multi-Layer Paint and Baking
Quality Inspection and Finished Product Packaging
Quality Inspection
- Appearance Check: Inspect the aluminum sheet surface for scratches, spots, bubbles, and other defects
- Reflectivity Test: Use professional reflectivity measuring instruments to check aluminum sheet reflectivity
- Hardness Test: Measure aluminum sheet hardness using a hardness testing instrument
- Flatness Check: Inspect the flatness to ensure the sheet will not deform or warp during use
Finished Product Packaging
- Storage of Qualified Products: Properly store the inspected and qualified aluminum mirror sheets in the warehouse
- Handling of Non-Conforming Products: Rework non-conforming products until they meet quality requirements
- Packaging Method: Final products are usually packaged in rolls or sheets, with a plastic film covering the mirror surface