The bond strength of sandwich board should be no less than 0.09MPa, the combustion performance of sandwich board should reach grade B1, and the bending capacity of sandwich board should be no less than 0.5kn/m when the deflection of sandwich board is
Product Introduction
The bond strength of sandwich board should be no less than 0.09MPa, the combustion performance of sandwich board should reach grade B1, and the bending capacity of sandwich board should be no less than 0.5kn/m when the deflection of sandwich board is Lo/200 (the distance between supports).