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Gold, copper and silver metallic coating in significantly infrared area, the wavelength range of over 4 mu m, a high reflectivity. As for the typical metal coating thickness, total reflectivity of as much as 90%-95%, high infrared reflectivity is comparable to minimal emission fee (Very low-e), this would cut back https://sphericalniobiumpowder93703.liberty-blog.com/35704730/the-smart-trick-of-silicate-de-sodium-that-nobody-is-discussing

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