Near Field Communication (NFC) is a wireless high frequency communication technology that supports electronic devices to exchange data at close range within 10 centimeters. However, NFC can only transmit 1 kbit/second, which is less suitable for the transmission of large amounts of data. Compared to infrared and Bluetooth technologies, NFC can be linked without touching devices or applications (Apps) in advance. Therefore, data can be linked more quickly.

After years of development of NFC technology, technology has matured, and with the falling prices of NFC chips, many electronic products will have built-in NFC functions. Therefore, the current market focus has shifted from NFC technology to the establishment of NFC applications.

Three main application modes of NFC

NFC has three major application modes. First, the reader/writer mode (Reader/Writer Mode) uses an NFC device to read and write data stored on the NFCTag. The possible application method is to read the preferential information of text or pictures from the embedded electronic tag on the poster to replace the QR code function.

Second, Peer-to-Peer Mode, which means sending an NFC device to another NFC device, such as Google's Android Beam and Samsung's S Beam. application. Possible applications include electronic card exchanges.

Third, Card Emulation Mode. Simulate a variety of physical card functions, such as credit cards, access cards, EasyCards, etc., to achieve NFC device payment or security features. To implement Card Emulation related applications, NFC devices must have built-in NFC chips for Security Element (SE).

Roof Tile Roll Forming Machine

Aluminum Metal step roof tiles produced by Roof Tile Roll Forming Machine from high quality colored coated galvanized steel most time apply as roofing on Villas or some residential house.

There is only one but key difference between a metal glazed roof tile and a regular metal roof panel: Steps! Usually speaking, a regular metal roof panel with steps is called a metal glazed roof tile! Therefore the key difference between a normal metal roof panel roll forming machine and a metal glazed tile roll forming machine lies at this situation that there is an extra hydraulic pressing device on a step tile roll forming machine to press steps on the roll formed roof panels.

Machine designers always build the hydraulic pressing between roll forming part and hydraulic cutter so that the depth, distance and quantities of steps can be adjustable and clients can change any time throught the touch screen on PLC control box.


Brief Introduction of the Glazed Tile Roll Forming Machine:It`s true to name a regular metal roof panel with steps glazed roof tile roll forming machine, but not all the metal roof panels can be pressed with steps. It means we can press steps just on certain metal roof panels, and that often makes a step tile roll forming machine looks different from a regular roof panel roll forming machine.


Most of time, a glazed tile roll forming machine has more roll forming stations and rolling tools than a regular roof panel roll forming machine does, and an extra hydraulic pressing device also contributes a higher price compared to a regular metal roofing panel roll forming machine.

Usually a glazed tile roll forming machine consists of a manual decoiler, feeding guide, roll forming system, transmission system, control system, hydraulic system, hydraulic pressing device, hydraulic cutting and runout tables. Besides, it can also includes a hydraulic decoiler and an auto stacking machine sometimes as per request.

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Botou Golden Integrity Roll Forming Machine Co.,Ltd , https://www.jcxsteelrollformer.com