Insametal S.A. distribuye y monta pantalla acústica de metacrilato. It is given more aesthetic speakers and components are usually placed in locations that enjoy the surroundings.
These transparent screens, unlike metal panels acoustic, single They have the characteristic of soundproofing, do not absorb. but nevertheless, like other, is it so composed by a panel, acrylic or polycarbonate which will act as acoustic insulation along with two profiles that will be in charge of supporting the panels.
Panels They can receive color and ornamental elements and decorative for better integration into the environment. There are different color ranges methacrylate, the most commonly used for these types of projects are the color blue glass and ice.
Methacrylate the speakers are installed between metal profiles HEB / HEA quality S275JR according to EN 10025. They are galvanized and termolacados as required in EN 1461 and in 15773. These are arranged vertically until the necessary height in each project, with a distance between profiles varying according to the type of work.
Polycarbonate transparent screens: Material: Thick polycarbonate 8/20 mm and density 1,20 g/cm3 UNE-EN ISO 1183. Coefficient of linear expansion: 7×10-5 1/ºC UNE-EN ISO T 51251, FROM 52328 y ASTM D 696/B. Guaranteed values: Transparency: 84-90% ASTM D1003. Rigidity: 93% UNE-EN ISO 178.Resistencia traction: 120% UNE-EN ISO 527.Índice acoustic attenuation [RW]: 31,00/35,00 dBA Class B3 (Maximum UNE-EN 1793-2).
Transparent screens are installed with joints EPDM sealing profiles (Ethylene Propylene Diene) density 1,25 g/m3 Sh A hardness and 67th.