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Generally, there are iron doors, stainless steel doors, aluminum alloy doors and copper doors, and the surfaces are specially treated.
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Qunsheng's security door is very good and worth buying. 1. The thickness of the door panel of the Qunsheng anti-theft door is 7 cm, the door and door frame are very dense, the new multi-hinge patent, the opening and closing of the door is simple and convenient, and it is sensitive to all connectors.
2. The appearance of the Qunsheng anti-theft door is flat, and the transfer coating is uniform and strong, and the lubrication is very strong.
3. Qunsheng anti-theft door small door with small active lock, easy to open and close, general small door plan, free ventilation, a set of safe and healthy anti-theft doors.
Intelligent security door:
The anti-theft door is mainly reflected in the intelligence of its key components (locks), including various electronic anti-theft locks that have begun to be widely used, such as fingerprints, passwords, IC card locks, etc. With the advancement of technology.
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First, look at the anti-theft mark.
The state has a unified definition of the security level of the security door, with a total of four levels of "A, B, C, D", and so on. However, there are quite few Class A security door products on the market at present. Take this 27-type metal wood carving Panpan anti-theft door as an example, it belongs to the high-end products in the Panpan door industry, the anti-theft level is Class B, the "B" mark is engraved above the door frame, circled up, and many "cottage version" anti-theft doors do not have this logo.
When picking on the spot, you can ask the salesperson to open the door and see if there is a grade mark on the left side of the door frame.
Second, look at the thickness of the steel plate.
Generally speaking, the thicker the steel plate, the better the quality of the security door, and the country's minimum standard for the thickness of the steel plate of the security door is the door frame. To judge the thickness of the steel plate, the easiest way is to "push and knock": push and push the door, the steel plate thick anti-theft door is laborious to push, and the thin one is lighter; Knocking on the door, the sound is thick, dull and stronger, crisp and hollow, it should be a fake.
Panpan's anti-theft door is made of high-quality cold-rolled steel plate, the thickness of the door frame and door leaf is 2mm and 1mm respectively, the steel plate is thick, and it is more laborious to push.
3. Look at the locks.
The door lock is a key part of the anti-theft door, to distinguish the quality of the door lock, first look at the number of lock control levers, generally 2 locks each control 2 rods is better. Anti-theft locks are divided into two levels: A and B, which means that professional locksmiths can pry the door in no less than 1 minute and 5 minutes.
Panpan This anti-theft door is equipped with a newly developed patented lock - Xiaoshuai lock body + super B-level Manshen lock cylinder, with better security performance, it is said that it takes 4 hours to pry open, and the mutual opening rate is almost zero. However, the performance of the lock is better, and the anti-theft also brings some inconvenience to everyone. For example, many users of Panpan anti-theft doors have responded that the locks are too complicated, and sometimes it is very troublesome to accidentally pick the lock.
Fourth, look at the filler.
A good anti-theft door filler has the functions of heat preservation, fire prevention, sound insulation, etc., which is not only safer but also plays a certain role in protecting the door leaf, and can better protect privacy. This 27-type metal wood carving Panpan security door uses high-quality aluminum silicate rock wool as the filling of the steel plate interlayer. At present, the regular security doors sold on the market are mainly filled with rock wool or honeycomb paper, and the "copycat version" of the security door will be filled with ordinary cardboard or inferior cotton.
So when buying, you can ask the salesperson to open places like cat's eyes, doorbell boxes, or handles to see what fillers are inside.
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The quality is average, and the professional literacy of the installers is also very average.
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Great value *** **Cheap.
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Qunsheng is a veteran brand in the door industry, it is still okay, and the quality is not bad.
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Qunsheng security door is a first-line brand. The quality of the anti-theft door is very good, well-known brands, the product is very cost-effective, the workmanship is also very exquisite, their aluminum alloy anti-theft door is very good, the aluminum alloy material used is different from the ordinary aluminum alloy doors and windows we see, its hardness is higher, and the color is bright, and then decorated with pattern decoration, giving people a sense of brilliance, it is a mid-range anti-theft door, and it is not easy to fade.
Qunsheng security door is very famous for the quality of products in the country, and has become a partner of many well-known real estate developers, and has also landed on the CCTV national brand, shaping a national brand, which can not only enhance the brand influence and popularity of Qunsheng security door, but also promote the rapid development of Qunsheng security door in China. With years of hard core strength, Qunsheng security door has always insisted on shaping product quality.
Qunsheng door industryQunsheng Door Industry is a subsidiary of China Qunsheng Group. Founded in 1989, Qunsheng Group is a large-scale non-regional group company involved in the fields of real estate supporting building materials manufacturing, automobile and motorcycle product manufacturing, real estate investment, financial investment and so on. Qunsheng door industry is committed to the pursuit of "the winner to find a way, the loser to find the reason" business philosophy, follow the "quality to create a brand" development ideas, according to the requirements of modern management, a new corporate image, flexible marketing methods, standardized management system, convenient after-sales service, advancing with the times to open up domestic and foreign markets, striding towards a more brilliant tomorrow.
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Hello, dear, happy to answer your <>
Answer: Qunsheng security door is a second-tier brand. Qunsheng door industry is a door industry brand with a relatively long history, and it is also a relatively well-known door brand in the industry.
The company has invested heavily in the introduction of advanced technology and equipment at home and abroad, and now has more than a dozen international advanced level of anti-theft door production lines, complete testing means and matching sophisticated processing equipment, to achieve production and testing automation. Over the years, the company has adhered to the road of independent innovation, and has successively developed and produced 9 series of products, such as anti-theft security doors, anti-theft security steel and wood doors, garage doors, non-standard doors, engineering doors, interior doors, wooden fire doors, steel and wood fire doors, etc., and continue to develop new products under each series of products, such as the newly developed IKEA series of products are very popular in the market.
Steel, stainless steel, steel, copper, or other composite materials.
Xinglunshen security door is indeed a real big brand, with a high reputation, and it is a personalized thickened handle structure, so it is guaranteed to choose such a one.
Don't buy Panpan, whoever buys is unlucky. Contact the official website of the contact ** dial is an empty number, the email can not be sent, it is a fake email address, found that the upper left corner of the Panpan anti-theft security door appeared a serious dent, and immediately contacted the person in charge of the Panpan door industry in Gaochun District at night, but the person in charge has been shirking responsibility and not solving the problem. >>>More
Since 2014, the best anti-theft door should be "Xibo" anti-theft door, this brand has a number of patents, such as: to prevent the elderly and children from getting lost, anti-tracking and so on. These functions are not available in any other door company, and they dare not imitate Xibo, and they have patents! >>>More
It's hard to answer.
All I can say is what my own feelings are like. >>>More