Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of diamond black aluminum sheet in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
Diamond Black Aluminum Plate (also called black tread plate or black diamond pattern aluminum sheet) is a high-strength, corrosion-resistant aluminum sheet with a raised diamond pattern and a durable black finish. It combines the anti-slip functional surface of a checker plate with the decorative and protective advantages of a black coating, making it ideal for industrial, transportation, architectural, and decorative applications.
The black finish is typically achieved via anodizing, powder coating, or PVDF coating, ensuring long-lasting color, corrosion resistance, and scratch protection. Common alloys include 5052, 3003, and 6061, with thicknesses from 2 mm to 12 mm, suitable for both functional flooring and decorative panels.
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High Quality
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Advanced Equipment
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Professional Team
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Custom Service
What is Diamond Aluminum Sheet?
Diamond aluminum sheet, also known as aluminum diamond plate or checker plate, is an aluminum sheet with a raised diamond pattern on the surface.
This pattern is produced through rolling embossing technology, which significantly improves:
Anti-slip performance
Surface strength
Decorative appearance
👉 It is widely used in industrial flooring, transportation, and construction applications.
Manufacturing Process (Engineering Explanation)
Diamond aluminum sheet is manufactured through:
1️⃣ Hot Rolling / Cold Rolling Base Sheet
Aluminum sheet is first produced in flat form
2️⃣ Embossing Process
A patterned roller presses diamond shapes onto the surface
Creates permanent raised texture
3️⃣ Surface Finishing
Mill finish / anodized / coated options available
👉 This process improves both mechanical grip and visual appearance.
Engineering Properties
Density: ~2.70 g/cm³
Excellent corrosion resistance
Good formability
High anti-slip performance
Lightweight vs steel checker plate
Aluminum vs Steel Checker Plate
| Property | Aluminum Diamond Plate | Steel Checker Plate |
|---|---|---|
| Weight | ⭐ Lightweight | Heavy |
| Corrosion Resistance | Excellent | Needs coating |
| Strength | Medium | High |
| Maintenance | Low | High |
| Lifespan | Long | Medium |
👉 Conclusion:
Aluminum is preferred for corrosion-sensitive and weight-reduction applications
Products Description
Product: Diamond Black Aluminum Plate
Alloy: 5052 / 3003 / 6061
Temper: H12 · H14 · H22 · H32
Standard: ASTM B209 · EN 485 · ISO 6361
Thickness: 2–12 mm
Pattern: Diamond / Tread
Surface: Anodized · Powder Coated · PVDF Coated
Key Features: Anti-Slip · Corrosion Resistant · Decorative · Durable
Applications: Flooring · Stairs · Vehicle Decks · Industrial Walkways · Decorative Panels
Products Advantages
Anti-Slip Surface: Raised diamond pattern reduces slip hazards for floors, ramps, stairs, and vehicle decks.
Durable Black Finish: Long-lasting color and scratch-resistant coating for both interior and exterior use.
Corrosion Resistant: Aluminum alloy base prevents rust and deterioration in harsh environments.
Lightweight & Strong: Easy handling without compromising structural strength.
Decorative & Functional: Combines aesthetic appeal with practical anti-slip properties.
Multiple Surface Options: Anodized, powder-coated, or PVDF-coated black finishes available.
Custom Sizes: Thickness, width, length, and pattern can be tailored to project requirements.
Products Applications
Industrial & Commercial Flooring: Anti-slip walkways, platforms, stairs, and ramps
Vehicle & Transportation Decks: Truck floors, trailers, ship decks, and railway platforms
Architectural & Decorative Panels: Walls, ceilings, and facades
Marine & Offshore Platforms: Durable, corrosion-resistant walking surfaces
Industrial Equipment Covers: Protective panels and machine flooring
Why Diamond Pattern Improves Performance?
The diamond pattern increases:
Surface friction coefficient
Load distribution efficiency
Wear resistance
Safety in wet/oily environments
👉 This is why it is widely used in anti-slip safety systems.
Inspection & Quality Assurance
Alloy composition and mechanical testing per ASTM / EN standards
Dimensional accuracy, thickness, and flatness verification
Pattern height and surface consistency inspection
Surface adhesion testing for coatings
Mill Test Certificate (EN 10204 3.1) included
Optional third-party inspection (SGS / BV / TUV)
Packaging & Delivery Standards
Protective PVC or kraft paper film on surface
Moisture-proof wrapping and edge protection
Export-grade wooden pallets or crates
Suitable for long-distance sea and land transport
Custom packaging available for project requirements
Contact Us
For high-quality Diamond Black Aluminum Plate with certified anti-slip surface, durable black finish, and global shipping, contact us today for samples, technical support, and project-specific solutions.
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
FAQ – Diamond Black Aluminum Plate
Q1: What alloys are used for diamond black aluminum plates?
Common alloys include 5052, 3003, and 6061, depending on required strength, corrosion resistance, and surface finish.
Q2: How is the black color applied?
Black finish is achieved via anodizing, powder coating, or PVDF coating, providing durability, UV resistance, and scratch protection.
Q3: What thicknesses are available?
Typically 2 mm to 12 mm, with custom thicknesses and cutting services available.
Q4: Is it suitable for outdoor and marine environments?
Yes. Aluminum alloys used are highly corrosion resistant, suitable for outdoor, marine, and industrial applications.
Q5: Does the diamond pattern provide anti-slip protection?
Yes. The raised diamond tread pattern enhances traction and safety on floors, stairs, ramps, and vehicle decks.
Q6: Can it be cut, bent, or welded?
Yes. Most alloys are formable and weldable while maintaining the integrity of the pattern and coating.
Q7: Can small orders or custom sizes be supplied?
Yes. We support trial orders, custom cuts, and project-specific dimensions.
Q8: Are inspection reports or certifications available?
Yes. Mill Test Certificates, chemical and mechanical testing reports, and optional third-party inspection are available.
Expert Summary
Diamond aluminum sheet is a functional anti-slip aluminum material combining:
Lightweight structure
Corrosion resistance
Safety surface design
Industrial durability
👉 It is widely used as a steel replacement solution in modern transportation and industrial safety systems.
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