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Vehicle noise reduction products are divided into several categories
Release time:
2021-08-13
A. Shock-absorbing material B, sound-absorbing material C, sound-insulating material D, sealing material, from the development trend of lightweight, the ideal automotive sound-insulating material is definitely not the separate paste of shock-absorbing, sound-absorbing and sound-absorbing products, but should be a comprehensive application of these sound-insulating principles by products.
Automotive noise reduction products are divided into four categories: A, shock-absorbing material B, sound-absorbing material C, sound-insulating material D, and sealing material. In terms of the development trend of lightweight, the ideal automotive sound-insulating material is definitely not shock-absorbing, sound-insulating, and sound-absorbing. The products are pasted separately, but should be a comprehensive application of these sound-insulating principles by a product.
The sound insulation and noise reduction materials used in automobiles should meet the following standards as much as possible:
• Material to be light, lightweight is the general trend of the development of the entire automotive manufacturing field, lightweight materials after construction will not increase the body weight too much, increase fuel consumption.
• Sound insulation performance and sound absorption performance in a wide band range, sound insulation and sound absorption performance is stable and reliable for a long time.
• A certain strength, installation and use of the process is not easy to damage, not easy to aging, long service life.
• Clean appearance without contamination.
• Moisture-proof, waterproof, corrosion-resistant and moth-proof.
• Not easy to burn, preferably fire retardant.
• Environmental protection materials, do not contain asbestos, glass fiber, heavy metal lead and other harmful substances.
• The material itself is easy to construct, such as: easy to cut, paste firmly, etc.
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