Signi Aluminium | Premium Aluminum Products Manufacturer

About Signi Aluminium

Signi Aluminium is a leading producer of fabricated aluminum products for aerospace, high-strength engineering, automotive, and custom industrial applications. Our team of engineers, designers, metallurgists, and sales professionals work closely with clients to deliver innovative and reliable aluminum solutions.

Located in Zhengzhou, the capital of Henan Province, China, Signi Aluminium leverages Luoyang's robust aluminum production chain and Zhengzhou's strategic transportation hub to deliver products globally. Our factory in Luoyang ensures high efficiency and quality control across all production stages.

National trade enterprise focused on high-quality aluminum products

Supplies industries including aerospace, military, shipbuilding, and electronics

Products recognized and trusted by international clients

Our Aluminum Products

We offer a wide range of high-performance aluminum products designed for precision, durability, and industrial excellence.

Precision Aluminum Plate

High-tolerance aluminum plates ideal for aerospace, automotive, and engineering applications requiring exact dimensions and superior strength.

High dimensional accuracy
Excellent surface finish
Custom thickness and alloy options

Mirror Aluminum Plate Sheet

Reflective aluminum sheets with a polished mirror finish, perfect for decorative, architectural, and lighting applications.

High reflectivity and luster
Corrosion-resistant coating
Available in various thicknesses

Hot Rolling Aluminum Plate Sheet

Durable aluminum sheets produced through hot rolling process, offering excellent formability and mechanical strength.

High strength-to-weight ratio
Ideal for structural applications
Suitable for welding and fabrication

Aluminum Extrusions

Custom-shaped aluminum profiles for industrial, architectural, and mechanical applications with tight tolerances.

Custom cross-sections available
High corrosion resistance
Lightweight and strong

General Engineering Aluminum Sheet

Versatile aluminum sheets used in machinery, transportation, and general fabrication with consistent quality.

Wide range of alloys (3003, 5052, 6061)
Excellent workability
Smooth surface finish

Aluminum Rod & Bar

Precision aluminum rods and bars for machining, tooling, and structural components.

High machinability
Uniform grain structure
Available in round, square, and hexagonal shapes

Aluminum Tube

Seamless and welded aluminum tubes for hydraulic, pneumatic, and structural systems.

High pressure resistance
Lightweight and durable
Custom lengths and diameters

Aluminum Forge Stock

High-purity aluminum billets and ingots for forging applications in aerospace and defense.

Optimized for forging processes
Consistent chemical composition
Suitable for high-stress components

Why Choose Signi Aluminium?

We combine advanced technology, strict quality control, and global logistics to deliver superior aluminum solutions.

Industrial Expertise

Decades of experience in aluminum manufacturing for aerospace, automotive, and defense sectors.

Quality Assurance

Rigorous testing and ISO-compliant processes ensure every product meets international standards.

Global Reach

Products shipped worldwide with reliable logistics and on-time delivery.

Custom Solutions

Tailored aluminum products based on client specifications and engineering requirements.

Frequently Asked Questions

What aluminum alloys do you offer?

We offer a wide range of aluminum alloys including 1000, 3000, 5000, 6000, and 7000 series, tailored to specific industrial needs such as strength, corrosion resistance, and formability.

Can you provide custom sizes and finishes?

Yes, we specialize in custom aluminum products. Whether it's specific dimensions, surface treatments (like mirror finish), or mechanical properties, we can meet your requirements.

What industries do you serve?

Our products are used in aerospace, automotive, construction, military, shipbuilding, machinery manufacturing, and high-tech electronics.

How do you ensure product quality?

We implement strict quality control at every stage—from raw material inspection to final product testing—using advanced equipment and ISO-standard procedures.

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