Beautiful natural stone , natural stone as a wall decoration with natural materials, construction is robust , quaint historical end rhyme . Natural stone has been gradually recognized and accepted by the public is widely used in various types of construction . Its characteristics are not only creating a magnificent architectural effect , but also brings a natural look and feel fresh and comfortable . Granite wall hanging about starting at the late 1960s through the mid-1980s, the introduction of China nearly two decades of practice and development, materials and construction are better than wet paste stone walls . Since 1996 our country has issued a series of curtain wall technology specifications and industry standards . Currently, hanging granite processes have been widely used in large public buildings, especially in the interior and exterior of buildings podium finishes , as well as the height of 30m below the most widely used in curtain wall project . Currently there are six common hanging process: steel pin-type hanging method , a short pass trough trough hanging method hanging method , back bolt hanging method and small modular hanging method .

 

 

Small Unit hanging method is characterized by

 

 

By a metal sub-frame , a variety of single plate with metal hooks and columns, beams connected removable curtain wall known as the small unit building walls . Small Unit hanging method processes in the stone , though still with the skeleton through the aluminum strip is connected to the card but the difference is adjacent stone are independent and the skeleton ( aluminum main beams ) connected to the connection completely changed the traditional hanging the physical properties of the stone walls , design methods , processing methods and construction technology , a variety of hanging techincal performance comparison shown in Table 1 .