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cast-aluminum security door

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aluminum security door


Aluminum security doors are essential in both residential and commercial applications, offering robust protection against break-ins and the elements. In homes, they secure front, back, and patio entrances, providing durability and curb appeal. Commercially, they are used in retail stores, office buildings, warehouses, and public facilities, where they safeguard valuable assets and restrict unauthorized access. High-security applications, such as banks, prisons, and safe rooms, benefit from reinforced aluminum doors with advanced locking systems. Additionally, these doors are ideal for emergency exits, offering quick release mechanisms while maintaining structural integrity. Aluminum's corrosion resistance ensures long-lasting performance in various environments.


1. Frame Construction

The frame of an aluminum security door is crucial for its strength and durability. The frame is typically made from extruded aluminum, which is more durable than hollow aluminum tubing. This type of frame is resistant to rust and corrosion and can withstand significant impacts.

Material: High-quality extruded aluminum for strength.

Finish: Often powder-coated for added weather resistance and a polished look.

Design: The frame is usually designed to be thicker and more robust than standard door frames to enhance its strength.


aluminum security door construction


2. Door Leaf (Panel) Construction

The door panel or leaf is the central part of the door that provides security and visual appeal. The aluminum panel may be solid or perforated, depending on the design.

Solid Panel: A solid aluminum sheet, sometimes reinforced with a core material such as foam or a composite material for insulation and added strength.

Perforated Panel: Some doors feature aluminum with small holes for ventilation, which still maintains security but allows for air circulation. These perforations can vary in size and shape.

Core Material: Some aluminum security doors use an insulated core, like a honeycomb core or polystyrene, to increase thermal insulation and soundproofing.

Reinforcements: Inside the panel, there may be additional reinforcements, such as steel bars or frames, to make the door more resistant to forced entry.


3. Locking Mechanism

A robust locking system is essential for security doors. The locking mechanism is usually built into the aluminum frame and often includes:

Deadbolt Lock: A heavy-duty deadbolt lock is typically installed to provide maximum security.

Multi-Point Locking System: A multi-point lock can engage several points along the door frame,




Shipping by air

For door and hardware samples, we usually use air freight to save time, we have a long term cooperation with many international express companies, such as DHL, FEDEX; so they give us competitive shipping price and high quality service.

Shipping by sea

Due to the large volume and weight of the door, usually use sea transportation, our factory is located in Yongkang City, Zhejiang Province, China, the nearest port is the port of Ningbo, followed by the port of Shanghai; from the factory to the port in just 3 hours; sea transportation is very convenient; our factory has more than 20 years of experience in exports; and many shipping companies have long-term cooperation

Shipping by truck

If foreign customers have containers for consolidation in China, we can transport your door by truck to the customer's designated loading location, such as Shenzhen, Qingdao, Shanghai

What is your MOQ?

We have no minimum order quantity and accept orders in any quantity.Whether you need a single door or material for an entire project, we offer affordable product price and shipping to your country


Can door size be customized?

Any size within the maximum size range can be customized,

  •  Maximum width of single door is 1250mm,
  •  Maximum width of double door is 2500mm,
  •  Maximum height is 2800mm.


Can door colors be customized?

Of course,We have a wide range of standard colors to choose from, and we can also produce according to the color card provided by the customer.


Can you provide design drawings for confirmation?

Of course, we can ! Our profesional designer can provide detailed design drawings to confirm the specifications and materials before production.

You can also download reference drawing on our website


Can you supply door hardware?

Of course, we can provide different materials, colors, styles, prices of hardware accessories for customers to choose, where you can one-stop shopping for doors and accessories! Most of our hardware is made in china (chinese brand), We can also supply hardware made by international Top brands (such as Häfele, Dorma), or Equivalent China-made hardware



Welcome inquiry, Contact Us Now !

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