Selective Materials

Heliodyne Hong Kong offers a variety of absorbing sheets for plat plate solar collectors with selective absorbing surfaces, including blue sputter, black chrome, and black oxidized technologies.
The blue sputter material offers the highest efficiency in terms of absorptitivity and emisivity, the black chrome material offers higher durability, whereas the black oxidized surface provides the most cost-effective solution.
All three types of material can be customized into different sizes of sheets and fins with a selection of thickness.