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b level polyester fiber sound absorber
Selling leads
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...y use high quality raw fiber material. 1. Good sound-absorbing performance; 2. Good fireproof performance, in line with national standard GB8624B1 ...
2025-10-16 13:40:03
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...Polyester fiber Size Stocked Size: 1220 * 2440 * 12mm, Other size: Can be customized Sound Absorption GB/T20247-2006/ISO354:2003 Audio frequency ...
2025-10-16 13:40:03
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...Polyester fiber Size Stocked Size: 1220 * 2440 * 12mm, Other size: Can be customized Sound Absorption GB/T20247-2006/ISO354:2003 Audio frequency ...
2025-10-16 13:40:03
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