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Bacstone glass is produced through an innovative advanced
glue-free technology combining stone and glass processing
skills. Bacstone glass is comprised of double layers of extra
clear glasses laminated with thin natural stone by our special
GS interlayer. During the whole processing, any glue is not used
and with our special edge treatment, a perfect bacstone glass is
finished with the ability to resist on humidity, delamination and
chemical corrosion in the air. Bacstone glass is your ideal
selection for luxury backlit stone glass facade , supported by
our innovative glue-free advanced technology combining stone
and glass processing skills. Due to bacstone glass’s high
performance of resistance on humidity and delamination, it can
be used for both interior and exterior backlit stone glass façade.
Bacstone can pass EN******4 ***8 Standard Test, We even use more harsh standard than EN******4 ***8 to test bacstone glass.  Our test condition is *5% relative humidity, **2 degree and **0 hours, test result is no air bubble and no delamination at all.