Ventilation muffler

NCC's single module rectangular muffler cross-sections range from 150mm x 150mm to 1800mm x 1200mm - we have a variety of size modules to choose from, small, branched and ducted. When customers need larger mufflers, we can arrange and provide spare parts for various modules, with almost unlimited space flexibility. There are not only traditional "low frequency" mufflers, but also specially designed mufflers with special octave bands of 63Hz, 125Hz and 250Hz. This product is also available with round mufflers.
Matrix muffler: Although the matrix muffler is slightly longer than the traditional resistive chip muffler for the same muffler, it has the advantages of smaller pressure loss, low airflow regeneration noise, convenient transportation, low cost, and more convenient on-site adjustment, etc. Advantage. At present, this type of muffler has been widely used in engine test benches, cooling tower noise reduction, subway and tunnel ventilation systems.矩阵式消音器：虽然对于同样消声量的消声器，矩阵式消声器比传统阻性片式消声器略长，但其具有压力损失更小，气流再生噪声低，运输方便，成本低，现场调整更方便等优势。目前该类别消声器已经大量应用于发动机测试台、冷却塔降噪、地铁及隧道通风系统中。