[WHAT TO GET] Made of polyurethane material, it has a soft and elastic texture, is corrosion-resistant, and its pores are evenly distributed and interconnected. It not only provides a structural foundation for dust prevention, filtration, and sound absorption, but also ensures good breathability to avoid poor heat dissipation of equipment caused by filtering materials obstructing airflow.This sponge filter is not easily ignited when exposed to open flame and can self-extinguish once the fire source is removed , effectively reducing the fire risk of some equipment such as air compressors and frequency converter chassis.[WHEN/WHERE TO USE] This dust-proof filter sponge is based on a multi aperture structure and can achieve dust-proof, filtering, and sound-absorbing functions.
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