
Nano tungsten trioxide for the production of exhibition hall thermal insulating glass coating is a well-known dingal material with spectral selectivity. More specifically, such a heat insulation coating can shield most of the infrared and ultraviolet rays, and allow the visible light to pass through. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html It is reported that the range of radiation wave reaching the ground from the sun is about 200nm-2500nm, of which 200nm-400nm is ultraviolet, 400nm-800nm is visible light, 800nm-2500nm is near…