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Anonymous users2024-01-23Generally, it depends on the material and surface treatment, which can be up to 50 years.
Usually need to pay attention to:
Usually, it is best to hold the handle to unscrew the deadbolt out or into the lock body, and then let go, and do not "bang" the door hard, which will cause serious wear and tear of the deadbolt.
During use, it is necessary to pay attention to the lock cylinder not to get into the rain and water, because there is a small spring inside that will rust and fail to be flexible, which will naturally damage the normal use of the door lock.
When the deadbolt or safety deadbolt is exposed, do not hit it violently to avoid damage to the deadbolt and door frame.
When the locomotive is running, the key shaking and weight will wear out the lock core, and the key will slide out for a long time, which will naturally affect the performance.
Don't use the key to open the door directly, the key turns the door lock, the lock heart does not return to its original position and directly pull the key to open the door, the lock will not be long after you protest goodbye.
When the key is not easy to insert or withdraw, you can smear a little graphite powder or pencil powder in the lock cylinder groove to ensure that the key is inserted and unplugged smoothly, and do not add any other oil for lubrication, so as to avoid grease sticking to the spring of the bullet, resulting in the lock can not be rotated and cannot be opened.
The anti-theft door has a lattice type, which is used to prevent the wire from being stretched into the diagonal lock handle that hooks the automatic lock, and the door is opened, and the lattice type should be maintained during use.
When the door lock is not easy to open, spray some lubricating oil on the diagonal tongue to ensure its lubrication effect.
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Anonymous users2024-01-22The general theoretical time of Jinmei home security doors and windows is 50 years, but it is very likely that the actual use time is more than 50 years.
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Anonymous users2024-01-21It depends on the material and the finish.
1. The hardness and luster of the solid wood door are very good, and they belong to high-end products. As long as it is wood, it will have a little formaldehyde, and solid wood is the wood with the least formaldehyde. Moreover, it has the advantages of anti-moth, anti-fouling, moisture-proof and anti-cracking, and is very durable. >>>More
Security doors are an important member of the security product family. In recent years, as well as other security products, it is favored by the majority of users, it is entering thousands of households, in the civil air defense, physical defense, technical defense, social security comprehensive management plays a certain role. The rise of the security door industry is not long ago, has been from scratch, from small to large, developed into a cross-regional, cross-departmental special industry, and is developing to alarm, monitoring networking. >>>More
The anti-theft level of the anti-theft door is divided into four grades: A, B, C, D according to the length of man-made damage time, the thickness of the door frame of the anti-theft door, the lock, the hinge, etc. >>>More
What is sold in the market is generally produced in Yongkang, it is a steel door, not called an anti-theft door, which is filled with a paper core, and the price is 350-900 yuan for all grades. And the real anti-theft door has polyurethane foam filling, as well as anti-theft steel mesh, and there is an anti-vandal steel plate next to the lock, the price is generally between 1250---2000, as far as I know, Meixin door is good, in addition, there are panpan, etc., please consider for yourself.
We installed the Star Moon God security door for our grandparents' house. Because the old man did not come to Shenzhen in the early years, he put it aside and found no problems. When they came from their hometown and used it in their lives, they found that the door shaft of the Xingyue Gate was broken. >>>More