1, with different functions: sound insulation sponge has unique comprehensive properties such as sound absorption, heat insulation, flame retardancy, high temperature resistance and light weight. Ordinary sponge has good water absorption and can be used to clean things.

2. Different materials: Ordinary sponges are porous materials. The sound-absorbing sponge is made of melamine foam.

3. Different classification: There are many kinds of sponges used in industrial production, including foamed cotton, shaped cotton, rubber cotton and memory cotton. Sound absorption sponges are mainly divided into pyramid-shaped sound absorption sponges, wedge-shaped sound absorption sponges, wavy sound absorption sponges and fine sound absorption sponges.

Extended data:

Precautions for cleaning sponge:

1. Please don't clean the utensils with sponge and clean water.

2. Because the sponge must use clean water, don't use electrical products that are not suitable for water.

3. Sponge may break if it is used on concave and convex surface or wiped too hard.

4. Don't detoxify the sponge with bleach or hot water, it will turn yellow and deteriorate.

5. Please be careful not to wipe the leather chair repeatedly with excessive force, which will cause excessive loss of sponge and damage the leather chair.

6. When using sponge, please stay away from power and fire sources.

Baidu encyclopedia-soundproof sponge

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