Caigangyanmian sandwich 

 Rock wool sandwich panels for fire protection have higher requirements for the project. Perpendicular to the metal panel, rock wool, rock wool strip of high density staggered arrangement along the direction of plate length to ensure that the rock wool sandwich panel has a good carrying capacity. 

 Sound insulation effect is remarkable 
 Rock wool sandwich panels to convey a significant noise reduction effect, especially for higher requirements on the blog every place. In addition, the use of rock wool roof, the rain, hail roof of the building caused by the impact of indoor sound, but also significantly reduced. Pass the test, according to ISO717/82 and UNI18270 / 7 standard, the choice of density of 100kg / m mineral wool for the core material of the 50-100mm thick plywood acoustic effect can be achieved RW = 29-30dB. 

 Fire performance 
 Ene rock wool core material for non-burning materials, rock wool sandwich panel to help with the fire resistance of more than 1000 degrees Celsius. According to Italian authorities Istituto Giordano SPA determination, rock wool sandwich panels and fire wall is 100mm thick limit (REL) 120 分钟, 75mm thick (REL) 60 分钟, 50mm thick (REL) 30 分钟 ,50-70-100mm thick rock wool board fire resistance rating of 0 / 1 (in descending order of their fire resistance level is divided into 0,1,2,3,4,5) 

 Welcome to inquire --13,724,957,700.