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Bi-absorbent noise barrier panel for Sound Barrier

Bi-absorbent noise barrier panel is a sound barrier for various roads and parking sites, made of Bi-absorbent Aluminum perforated shells powder coated, slabs of mineral/rock wool and separating Aluminum sheet. This sandwiched sound acoustical panels offer an excellent corrosion resistance property since the primary material is aluminum and the alu is powder coated, also, all the fitting parts are steel hot dipped galvanized protected.

Why choose bi-absorbent noise barrier?

The Bi-absorbent Aluminum perforated shells are with two slabs of water repellent mineral/rock wool sandwiched inside the Aluminum panel, duly separated by Aluminum sheet separator to induce a bi-absorbent effect. The special design can greatly reduce the noise level than glass or acrylic sheets.

 

SOUND BARRIER provided and fixed for India Project

Bi- absorbent noise barrier panel with size of 3 mtr width x 3.5m height, with EN1793 & EN 1794 European standards

Bi-absorptive noise barrier made of aluminum acoustic panels filled with mineral wool EN1793 Euro standard

Noise barrier compose of certified and tested panels, posts and parts

Specifications:

a) Posts are UC 152 X 152 X 23 type, welded to a 20mm thick base plate with all required gussets, cleats and other parts, hot dip galvanised with a coat of primer and two coats of epoxy finish paint. Posts are fastened to the flyover with M 20 size anchors and chemical grout.

b) Bi-absorbent Aluminum perforated shells of 1.2 mm thick. Assembled with self-drilling GI screws. Two slabs of water repellent mineral/rock wool of 40mm thk. and 90 kg/Cu.m density is sandwiched inside the Aluminum panel, duly separated by a 1.20 mm thick Aluminum sheet separator to induce bi-absorbent effect. Aluminum panels shall be powder coated.

c)Sound proofing transparent panels shall be made of 15mm thick PMMA sheets (of size 3m x 0.5 m for type 1) duly encased in a bolted steel frame with EPDM rubber gasket. The steel frame is to be hot dip galvanised with a coat of primer and two coats of epoxy finish paint.

d) Sound proofing transparent panels shall be made of steel metal re-enforced 15mm thk. PMMA sheets (of size 2m x 3m for type 2) duly encased in a bolted steel frame with EPDM rubber gasket. The steel frame is to be hot dip galvanised and coated with a coat of primer and two coats of epoxy finish paint .

e)Steel: S 235JR (EN 100025)/ IS 2062/IS5986 or equivalent.