Anti-fire Sound Insulation Board

 Features:

Environmental: E1 grade (people can touch the products directly)

Fireproof: A grade (the highest level)

Soundproofing: average 37 dB/decibel (high frequency soundproofing effect can be above 48 dB)

 Advantage:

High rate of sound-absorption and insulation

Environmental-friendly and fireproof

Anti-burst, waterproof, heat resistance and VU-resistance

Can be cut arbitrarily

Easy to construction

  Theory:

There are amounts of micro connected pores in the materials, and through the pores acoustic waves go deep into the materials and convert the acoustic energy to heat energy

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