Harvakids window film supplier focuses on different kinds of custom window film manufacturing since 2005.
WhatsApp: 19149066195 Email: marketing@harvakids.com
Are you familiar with the performance terms related to window films?
Solar Transmittance: The percentage of solar energy passing through the window film.
Solar Reflectance: The total percentage of solar energy reflected by the window film.
Solar Absorptance: The total percentage of solar energy absorbed by the window film.
Visible Light Transmittance: The percentage of visible light that directly passes through the window film.
Visible Light Reflectance: The percentage of visible light reflected from the surface of the window film.
Ultraviolet (UV) Rejection: The percentage of UV radiation blocked by the window film.
U-Value: The heat loss rate measured in British Thermal Units (BTU) per hour per square foot through the window film.
Solar Heat Gain Coefficient (SHGC): A comparison of solar energy transmission through the window film with standard 4mm glass.
Tensile Strength: The force required to break the film in a width unit.
Elongation at Break: The percentage increase in film length when subjected to a breakage test.
Peel Strength: The force required to peel the film from the glass surface at 90 or 180 degrees.
Puncture Strength: The force required to puncture the film with a specialized testing needle, given in pounds per square inch.
