Steel Security Doors from China with Good Prices

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Ningbo
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1000 pc
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100000 pc/month

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Product Description:

Metalwork stamping & folding system: It introduces the most advanced metalwork stamping & folding systemfrom foreign country. Adopting Windows NT operating system, easy to operate, it owns good flexibility, suitable for processing all kinds of high-precision metalwork.

 

Hydraulic equipment: The door plank adopts 2,000 tons hydraulic equipment that formed only once to process, its surface is flat and its intensity is increased.

 

Rolling equipment: The doorframe adopts rolling and pressing technology, after rolling,the appearance of  doorframe become attractive, it has strong rigidity.

 

Auto-adjusting flat cutting system: It adopts automatic control system, adjust the rolling plate into flat plate, and cut accurately it to desired specifications, the precision of adjustingflat can reach 1-2mm/m2, cutting precision can reach about 0.05mm/m2, the armor plate is flat, the quality of door plank is guaranteed.

 

Auto-spray coating equipment: It adopts the most advanced imported painting production line, it is bright and lustrous,its adhesive force is strong.

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Q:Security door can only lock a lap and a half, there are half-ring lock
Upstairs lock is not refueling in order to lubricate plus lead powder {lead plum} Landlord or the door is not deep enough Is not the edge of the door frame You have a good check
Q:Home security door lost a key, would like to call the block in the locksmith lock cylinder do not know the safety of it? Should be called where the locksmith lock cylinder is safe ah
If you change the cylinder, do not worry, because the lock cylinder is equipped with two sets of keys. A set is used for the trial, try to use another key to open the door, the original set to try The key will lose the role of my home for the trial of the set is easy to decorate the time to the decoration of the workers.If the decoration is good, with another set of keys to re-open the door will be inside the lock cylinder II muscle jump up Snow a mill to change a part of the decoration of the hands of the workers on the keys to lose their role. Can not open the door, but for the words, but also to find a formal place.
Q:What is the proportion of sand cement filled with anti-theft door frame?
According to DBJ / T01-26-2003 "Construction and installation of sub-project construction process" in the fourth volume of fire prevention, security door installation 6.4.4 of the provisions of: the door frame grouting, for steel fire, anti-theft chicken sore Track the end of the door, need to fill in the door frame cement mortar or C20 fine stone concrete. As the average household is difficult to find fine stone of this aggregate, it is recommended to use cement mortar filling, cement and sand ratio of 1: 2.
Q:What is the difference between security doors and wooden doors?
Security door to be reinforced, thieves is difficult to destroy in a short time. Ordinary wooden doors, thieves are easy to destroy and succeed. Anti-theft is always anti-gentleman against the villain ah
Q:How to distinguish between the steel doors on the paint is paint or PVC veneer; how to distinguish between anti-theft door paint is paint or metal paint?
PVC veneer can make a very realistic wood lines, paint are generally smooth, transfer paint can make a variety of patterns and patterns, metal paint is mostly a single color. But there are very few special, and now science and technology is developed, as well as the introduction of foreign and so on.
Q:How to know the size of home security door locks
If you want to change the lock, only three dimensions: the thickness of the door side of the film (the location of the piece of iron piece) length and width
Q:Anti-theft door lock key is not good to open, how do?
It is the quality of the lock problem, you can inject into the lubrication of the economy. You can also inject vegetable oil, sesame oil and the like.
Q:Which anti-theft door brand cost-effective! The The The The The
Anti-theft door, Panpan, Wang Li are good, but a good anti-theft door must have a good anti-theft lock can helium contact velvet Du Fusen asked, the lock is the core of the door, a good anti-theft lock can play a security The maximum effect of the door. We can search for "top Kyrgyzstan" to see how this lock
Q:What is the acceptance criteria for fireproof and security doors?
The latest anti-theft door production standards are GB-2007, you search, no words left the mailbox I can give you
Q:On the security door AB key problem
With the front of the groove with the inside and outside are rotated 360 degrees, A on the void. If A can be used, it is only for the lock cylinder

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