I want to install a security door. Is there a recommended security door?

Today, I will share with you the purchase strategy of security doors.

Whether or not to change the security door depends first on whether the property in your residential area is allowed to change the security door, and then on your wallet to see if you can stand the pork liver security door provided by the developer. Choosing a security door is actually very simple, just find an A-class door+a C-class lock core.

[Security Door shopping tips]

1. Test weight

Generally, the heavier the door is, the more plates and materials are available, and the better the quality is. You can feel the weight of the door by opening and closing the door leaf. You can also try knocking at the door. V If the sound is dull, it means that the steel plate is thick; If the sound is empty, the steel plate is thinner.

Try the lock.

The lock consists of a lock core and a lock body. The lock core should be made of copper, which is relatively heavy. When buying, try turning the key to see if it can be opened smoothly. In addition, the lock core is divided into three levels, and the anti-lock time is C >:b > A and C locks, and the anti-lock time is ≥270 minutes.

The lock body depends on the lock point. The more locks, the better protection. Zui should have a master lock, a heaven-earth lock and a hinge lock. Second, it depends on the length of the lock tongue. The thicker and longer the lock tongue, the stronger the anti-explosion force and the ability to pick locks. The national standard for the length of the locking bolt of the first-class security door is16 mm. Third, depending on the bolt material, SUS304 stainless steel bolt is selected.

View accessories

The lower sill of the door should be durable and made of stainless steel. The sealing strip near the door can be pressed with your fingers to choose a platform with good resilience. The hinge of the door should not be ignored, and the hinge with stronger bearing capacity should be chosen.

Look at the brand

Buy security door decoration, pay attention to products and installation, choose big brands, not only quality is guaranteed, but also installation and service are better. The first-line brands of security doors are Pan Pan, Wang Li, Buyang, Japanese Merchants and Zhongheng.

My home is Pan Pan security door. The quality and service are good and the price is close to the people. It's an A-class security door, with sufficient materials, smooth doors and great weight. The lock is a Class C door lock with lock point 2 1.

5. Category level, only A level is selected.

6. Lock core grade, C grade.

7.cat's eye

At present, you can generally not choose. First of all, doors without cat eyes are more atmospheric in appearance. Secondly, the cat's eye also has potential safety hazards. Whether peeking outside or unlocking from the cat's eye, there will be hidden dangers. Nowadays, the smart cat's eye is more practical and can capture the information at the door at any time.

8. Security door materials

Commonly used are: cold-rolled steel plate, galvanized steel plate and zinc alloy steel plate. Less commonly used are: copper and aluminum.

Recommended: cold-rolled steel plate, galvanized steel plate, zinc alloy steel plate, security door filler.

Low-end: honeycomb paper, rock wool

Recommended: aluminum honeycomb, environmental protection foam.

Precautions for emergency doors:

The standard size is 2050 x960, which is more than enough. If you want to paint the interior white, you need to add money. Generally, the period of custom-made security doors is 30 days, and the entry time in the decoration process is when the bricklayer is present, so that the installed door frame can be repaired by the bricklayer.