Sound-absorbing cotton wall sound-absorbing material medium and high frequency egg sound-absorbing sponge

Company Profile        Our factory Ningsu is located in Guangzhou. Guangzhou is the center of the Guangdong-Hong Kong-Macao Greater Bay Area and one of the four largest bay areas in the world. We are specialized in the production, research and development and design of energy-saving and environmentally friend

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Company Profile

        Our factory Ningsu is located in Guangzhou. Guangzhou is the center of the Guangdong-Hong Kong-Macao Greater Bay Area and one of the four largest bay areas in the world. We are specialized in the production, research and development and design of energy-saving and environmentally friendly sound insulation materials (more than 200 kinds of ultra-quiet cotton cotton series, sound-absorbing sponge, sound-absorbing cotton, rubber foam), heat insulation materials for generator supporting products (temperature resistance 200ºC to +1300ºC ), generator accessories series (rubber sealing strips, cockpit cover locks/hinges, rain caps, water filler caps/fuel filler caps, shock absorbers, fuel tank caps, door locks, emergency switch devices, flange sheets, mechanical oil meters , Bellows, power switch, etc.). Our products can be customized, our product quality has passed the test report, we are a reliable supplier and a creative partner.




Sound-Absorbing Cotton Wall Sound-Absorbing Material Medium and High Frequency Egg Sound-Absorbing Sponge
Product Details

Sound insulation products
    Ningsu Fireproof Silent Cotton is a product developed according to the noise needs of the generator set industry for sound absorption and noise reduction. The selected material is made of polyurethane foam, rubber foam, NBR foam, and polyethylene foam. The product has the properties of fire prevention, corrosion resistance, environmental protection, sound attenuation, stable physical properties, good elasticity, long service life, bending resistance, sound absorption and shock absorption, etc., no deformation, no cracking, soft material, good hand feeling, and convenient construction. Mainly used in power equipment, generator sets and engine rooms, ventilation ducts, engine rooms, chassis and other industries, our professional technology will create a quiet environment for you.
Test itemsInspection standardsTechnical ParametersTest resultConclusion
Oxygen IndexGB/T8624-2006≥28.032.3Qualified
Horizontal flame spread length (MM)GB/T20284-2006Edge of sample60Qualified
Noise reduction level (bd)GB/T8624-2007≤5835Qualified
Heat release in 600sGB/T20284-2006≤7.52.1Qualified
Burning lengthGB/T8624-88≤15040Qualified
Smoke generation rate indexGB/T20284-2006≤180180Qualified
Total smoke production in 600sGB/T20284-2006≤200151Qualified
Burning drips/particlesGB/T8626-2006No burning drips/particles within 600sMeet the requirementsQualified
Whether the filter paper is burnedGB/T8626-88The filter paper is not ignitedMeet the requirementsQualified
Toxicity of smoke production, gradeGB/T20285-2006Reach Za3Za3Qualified
Thermal ConductivityGB/T17794-2008-20ºC≤0.034
0ºC≤0.036
40ºC≤0.04
≤0.031
≤0.033
≤0.038
Qualified
Vacuum water absorptionGB/T17794-2008≤104.5-
Sound-Absorbing Cotton Wall Sound-Absorbing Material Medium and High Frequency Egg Sound-Absorbing Sponge
Sound-Absorbing Cotton Wall Sound-Absorbing Material Medium and High Frequency Egg Sound-Absorbing Sponge
Sound-Absorbing Cotton Wall Sound-Absorbing Material Medium and High Frequency Egg Sound-Absorbing Sponge
FAQ
Q1: Are you manufacturer?
Re: Yes, We are manufacturers,we are specialized in sound insulation cotton series, accessories series and heat insulation series in the field of generator sets.have more than ten years of experience 

Q2: What Advantages do you have?
Re: High Quality with competitive price and satisfactory service;Punctual and fast delivery: Promise and keep shipment before or on time;Customized service: We offer custom service specialized for you.


Q3: How many days will the sample be finished?
Re: Generally we can provide material samples for free, but not finished product samples. but sent by freight collect.Sample ready time: 1-3days;The mass production time depends on QTY and production process, etc,Generally it is 5-10 days
welcome to contact us and get our best offer.

Q4: If I want to get a Quotation, what information need be provided to you? 
Re: Size(Thickness*Width*Length), Color and Quantity

Q5: What is your terms of payment ?
Re: Payment<=10000USD, 100% in advance.Payment>10000 USD, 30% T/T in advance ,balance before shipment.









 

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