Armored glass: construction, types, characteristics

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2018-04-02 17:32:10

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For a long time the armored glass has become an essential element in the protection of home, shop Windows, vehicles from intruders or from armed attack. Such design element is often referred to as transparent armor. Armored glass has found wide application in the life of an ordinary man, and in power and security structures. Their importance in the modern world cannot be underestimated.

Design armored Windows

Armored glass represent translucent products to protect people and tangible property, valuables from theft, destruction, damage, and also protects against penetration into the room from outside through the window opening. The composition of these products consists of two elements:

  1. Armored glass. Is a few layers of clear glass, which are glued together with a polymer material that hardens in the sun. The greater the thickness, the higher the protection level.
  2. Frame. Made of aluminum or steel profile, very rarely of wood. To make the system of protective properties, it is enhanced with plates of hardened steel. These pads must be securely block the intersection of frame and glass.

The Weight of finished armored structures can be more than 350 kg per square meter. This is ten times more than the weight of conventional glazing. To compensate for the weight, the window frames are equipped with electric drives.

Types of armored glass

Armored glass klassificeret according to ability with firmness to resist a certain type of damaging effects.armored glassAccording to this criterion, all the designs can be defined in several groups:

  1. Windows with anti-vandal protection.
  2. Products are resistant to tampering.
  3. Design that protects against firearms.

In a separate group endure automotive safety design, as to them special requirements. Safety class armored glass and the requirements for their manufacture are determined 51136-97 GOST and GOST 51136-2008. Each type of transparent protection installed to protect in specific circumstances.

Vandal-proof glass

Vandal-proof window protects people from splinters in attempt by attackers to break it. They are layered glazing with an air chamber, where the pasted special security film on the glass. Film, in turn, are made of thick plastic sections. Shards “stick” to it, so they would not scatter in different directions.armored film on glassUsed similar designs most often, in commercial facilities and in the private sector for protection of Windows and doors, as well as exhibition stalls. According to the GOST, they are divided into three classes – from A1 to A3, each of which is resistant to impact shock of a certain strength.

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Tamper-proof glass

Tamper-proof armored glass differs from vandal-resistant varieties are only resistant to the damaging effects. This product provides protection from multiple strikes with a hammer or mallet that are able to withstand the impact of a car. Most of these designs are used to protect banking institutions, shops, establishments with a large turnover of cash, as well as shelving for storage of drugs.armored glassAccording to domestic standards, depending on how many strokes can withstand the tamper-resistant glass, it is assigned a protection class from B1 to B3. The greater the number of blows with a blunt or sharp object can withstand the design, the higher the class.

Bulletproof glass

Bulletproof glass provides protection against penetrated by bullets or shrapnel. They represent a reinforced sandwich structures, bonded with a special polymer material. Similar structures are established at sites where a high risk of armed attack: in the offices of the Ministry of interior, security posts, checkpoints and other similar places.bulletproof glassBulletproof glass is divided into protection classes from B1 to В6а. The test structures are measured different types of firearms – from a Makarov pistol and Kalashnikov assault rifle to the Dragunov sniper rifle. In the tests used bullets of different weight with steel hardened or special core.

Armored glass for car

In the car installed heavy-duty side and rear windshield. Their main distinctive feature is the service life. If the standard armored window can last for a few decades, products for car is no more than 5-6 years. This is due to the nature of the load imposed on the glass daily.windshieldThese translucent armored elements represent a multi-layer glass, which is additionally strengthened by anti-shock film. Some of them besides protection from flying debris guard against ultraviolet radiation. Often the windshield is coated with a thicker film than the side and rear.


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Alin Trodden - author of the article, editor
"Hi, I'm Alin Trodden. I write texts, read books, and look for impressions. And I'm not bad at telling you about it. I am always happy to participate in interesting projects."

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