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Anonymous users2024-01-23Lock cylinder: Most people buy locks only to look at the appearance, and they think that if it is big, it must be good. No matter what kind of domestic lock you buy, the lock cylinder is generally copper, the characteristics of copper are soft, and the copper lock cylinder can be easily damaged with an electric drill and concentrated flow acid.
There are also different types of lock cylinders, and the lock cylinders that are more commonly used at present are European-style lock cylinders.
Lock body material: this involves a lot of professional knowledge and technology of various manufacturers, the mainland is generally iron, steel, stainless steel, zinc alloy, due to the process, cost limitations, the hardness of the lock rod is not enough, often easy to be cut by forceps, hydraulic pliers.
Key: There are many keys to the lock, cross, round mouth, crescent, a lot of all kinds, many keys are made of copper or aluminum-iron alloy, which is easy to be copied, and the current better materials are steel, as well as new electronic keys, with higher security.
Buying an anti-theft door lock is a very serious issue, once you choose a non-anti-theft door lock, home security will be exposed to the sun, leaving an opportunity for thieves, and the time bomb around you will be in danger at any time, and the family is still immersed in the happiness of the business flickering "pseudo-security", once it happens, it suddenly dawns on you and you are fooled. New house occupancy, doors and door locks, are the developer supporting good, for safety many owners will blindly change the door to change the lock and change the window, in fact, have come to a misunderstanding, first change the door, the door is roughly the same, there is a thin difference, security is not necessarily the thickness of the door, how many thieves in order to steal, the door to tear down, very few, are in the lock of the hands and feet, only people who do not understand, will change the door. The second is to change the lock, there are many kinds of locks, anti-theft locks, fingerprint locks, password locks, all kinds of locks, but at present, the lock cylinder anti-theft is not realistic, that is, the locks with keyholes are not safe. >>>More
Choose a fingerprint lock with liveness detection, which has high security and prevents someone from taking fingerprints to make fingerprint film unlocking.
Now there are many brands of anti-theft doors on the market, so you must choose good quality when buying anti-theft doors. >>>More
The specific need to look at the model and brand obtained by the security door, different models and brands have different prices and are very different.
One of the tips for buying an anti-theft door lock body: according to the brand to consider for the majority of consumers, it is very important to choose a brand lock body, some lock body prices are relatively high, but the defensive level is relatively high; The price of some lock bodies is relatively low, and the defensive performance is relatively low. So how much is the security performance of the anti-theft door lock body? >>>More