What is the flame retardant rating?

The standard flame retardant rating is B1, and it can be customized if required.

What are the available thickness options?

The available thickness options are 10 mm, 20 mm, and 30 mm.

Waterproof NBR Foam Roll Sound Insulation Rubber Sheet

Name: Waterproof NBR Foam Roll Sound Insulation Rubber Sheet
Brand: Qingdao Guanshan Industry Co., Ltd
SKU: 2275437385

Shandong, ChinaQingdao Guanshan Industry Co., Ltd

US$0.42-8.40

100 Square Meters

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Color

Black

Certification

RoHS

Feature

Impact-resistant, Heat-resistant, Cold-resistant

Thermal

<=0.047 W/(M.K)

Material

NBR

Colorful

Yes

Flame Retardant

B1 and Customized

Temperature

-50~110 Centi Degree

Thickness

10 mm, 20 mm, 30 mm

Absorption Factor

a>=0.9 (1000Hz Condition)

Tapping

Yes

Rebound

Slow Rebound

Density

50 Kg/Cbm,60 Kg/Cbm

Environmental Friendly

RoHS2.0 / Reach

Transport Package

Carton Box

Specification

1 m x 1 m

Trademark

Guanshanindustry

Origin

China

HS Code

3921139000

Key features

High Sound Absorption: Open pore structure achieves effective airborne sound absorption with alpha >= 0.9 at 1000Hz.

Eco-Friendly Material: RoHS certified, non-fiber, odorless, dust-free, and low VOC emissions for safe use.

Anti-Mold & Antibacterial: Added anti-bacterial and anti-mold factors prevent bacterial and mold growth effectively.

Easy Installation: Directly glued to duct walls; fits corners perfectly without additional fixing methods.

Customizable Options: Colorful options available; flame retardant can be customized to B1 standard.

Vibration Damping: Viscoelastic properties reduce metal plate resonance and radiated structure noise.

Wide Temperature Range: Operates effectively in temperatures ranging from -50 to 110 degrees Celsius.

Professional Testing: Quality verified by third parties (SGS, TUV) and internal lab equipment.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryR&D Capabilities

Qingdao Guanshan Industry Co., Ltd

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2018-08-03Nearest Port: QingdaoAverage Response Time: ≤2.31hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP

AI-Powered supplier vetting

SummaryQingdao Guanshan Industry Co., Ltd is identified as a China-based limited company in Shandong, with conflicting classifications as a trading company and manufacturer/factory. Its stated business covers plastic and rubber product processing, manufacturing, and wholesale. Evidence indicates production equipment, flexible customization, ODM services, and OEM services for well-known brands. Service procedures, corrective-action procedures, and complaint-handling records are reported, while peak- and off-season lead times are within 15 working days. However, the supplier reports no new products launched in the past year, one R&D engineer, no SDK, no overseas warehouse, showroom, agents, branches, or offline trade-show participation. Certification holdings, customer cases, raw-material traceability, and fire-drill status are not sufficiently evidenced. Financial information is referenced for multiple years, but the provided slices do not establish financial strength.

After-Sales capabilityThe supplier reports written procedures and implementation records for service-capability assessment, corrective and preventive actions, and customer-complaint handling. It also states lead times within 15 working days in both peak and off-season, but the evidence does not specifically describe warranty, repair, replacement, or post-delivery support.

R&D capabilityThe supplier provides ODM services, but it reports only one R&D engineer, no available SDK, and no new products launched in the past year. The explicit absence of recent product launches and the limited stated R&D resources indicate a deficiency in demonstrated innovation performance.

Production capacityThe supplier states that it has two automatic auxiliary-machine rubber mixing centers, two precision rubber mixing centers, four large foam vulcanization production lines, and large coating machines. Its declared processing and manufacturing scope covers plastic and rubber products, and it is also identified as a manufacturer/factory, providing explicit evidence of production infrastructure.

Customization capabilityThe supplier explicitly offers flexible customization and ODM services, demonstrating both customized design/manufacturing availability and stated flexibility. OEM service for well-known brands further supports its ability to produce according to customer or brand requirements.

Product Q&A

Q:Can I get samples of different densities?

Yes, we provide free A4 size samples; you only need to provide your courier account number. Special color samples may take longer and incur a charge.

Q:Can I buy small quantities?

Yes, we accept small orders. We will calculate production and transportation costs based on your size and quantity. Costs can be reduced by buying multiple models simultaneously.

Q:Can you use carton box packaging?

Yes, we can customize cartons with your logos and text. We calculate carton sizes based on EPDM foam density to minimize individual carton size, using double corrugated design.

Q:Can you offer cutting or die-cutting services?

Yes, we provide cutting and die-cutting services. Please provide drawings, dimensional requirements, and performance specifications for pricing. We can also sign an NDA.

Q:What certifications does the product have?

The product is RoHS certified and meets RoHS2.0 and Reach environmental standards.