9H 3mk HardGlass? glass for iPhone 5 HardGlass has a hardness of 9H. This is the
highest protection against scratches. Even sharp objects such as knives or keys
are no longer a threat. The highest quality finish and durability. HardGlass is
owed to many hours of hardening at a temperature of 420°C. Comfortable use
thanks to rounded edges made in 2.5D technology. Uup's refined production
process and 0.3 mm thickness enhance impact protection. The new oleophobic layer
in HardGlass gives an even better up-to-touch experience. It provides an
extremely smooth and pleasant glide. The coating has greater resistance to
greasy stains, acids and other corrosive substances, which makes it easier to
remove them from the glass surface. Perfect reproduction of the displayed colors
is due to the perfectly clear, multi-layer structure of HardGlass glass. It does
not discolor due to its properties remaining unchanged throughout the entire
period of use. Easier installation and perfect sensitivity to the up to the
edges is possible thanks to the use of the non-sticky Inviscid-Sil substance. In
HardGlass up, its density and adhesion properties have been additionally
increased, which reduces any micro-disturbances between the glass layer and the
screen. Possible reassembly and disassembly have been made easier thanks to the
layer protecting the top side of the glass. Moreover, it keeps them intact
during transport and storage. The HardGlass glass production process complies
with standards and is environmentally friendly. The components used in glass
production come from Japanese suppliers.