Neoprene, EPDM, or NBR Durable Rubber Sealing Gaskets
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Product Highlights
- Customizable Color: Conventional black color available with full customization options.
- Customizable Size: Standard size 2000x1000x3-55mm with customizable length.
- Wide Material Selection: Includes PU Foam, EPDM, EVA/PE, NBR, SBR, CR, and PVC foam rubber.
- High Density Range: Density ranges from 40 to 300 KG per cubic meter.
- Multi-Function Performance: Offers anti-corrosion, aging resistance, fire resistance, shock resistance, and waterproofing.
- OEM and ODM Services: Full customization, minor customization, and flexible customization available.
- Fast Delivery: Finished products delivered within days; peak/off-peak lead time within 15 workdays.
- RoHS Certified: Products meet RoHS certification standards for safety and compliance.
Product Attributes
- Customization
- Available
- After-sales Service
- Have
- Application
- Machine, Fan
- Model NO.
- DY
- Material
- Aluminium Silicate
- Density
- 75kg/M3
- Certification
- RoHS
- Colour
- Black
- MOQ
- 10 Rolls
- Delivery
- 7 Workdays
- Appearance
- Panel
- Color
- Silver
- Type
- High-Temperature Adhesives
- Edge
- Square
- Usage
- Furniture, Building
- Warranty
- 5 Years
- Grade
- B2
- Thickness
- 2-30mm
- Shape
- Custom
- Refractory Temperature
- -50~80
- Transport Package
- Custom
- Specification
- custom
- Trademark
- custom
- Origin
- China
- HS Code
- 3921139000
- Production Capacity
- 650000
- Package Size
- 20.00cm * 20.00cm * 15.00cm
- Package Gross Weight
- 14.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Neoprene, EPDM, or NBR Durable Rubber Sealing Gaskets
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Product Description

Effectively blocks moisture, air, dust, and liquids in dynamic and static environments.
Excellent Shock Absorption:
High-resilience foam provides outstanding shock absorption and vibration damping for sensitive electronics and machinery.
Custom Die-Cutting:
Precision cut into any custom shape, size, or thickness according to your technical drawings (CAD/PDF).
Strong Self-Adhesive Backing:
Available with single or double-sided premium adhesive tape (custom acrylic glue) for easy installation.
Wide Temperature Tolerance:
Maintains flexibility and sealing integrity across extreme high and low temperature environments.
Parameter | Specifications / Custom Options |
Product Name | Custom Die-Cut Foam Gasket / Sealing Washer |
Material Options | EVA / EPDM / Neoprene / Silicone / CR / PE / PU Foam |
Cell Structure | Closed-Cell (Waterproof) / Open-Cell (Breathable/Acoustic) |
Thickness Range | 0.5 mm – 50 mm (Customizable) |
Density Range | 15 kg/m³ – 300 kg/m³ (Depending on material) |
Adhesive Backing | Tape, Nitto Tape, Hot Melt, Acrylic Pressure-Sensitive Adhesive (PSA) |
Color Options | Black, White, Gray, Red, Blue, or Custom Colors |
Certifications | RoHS,(Fire Retardant Grade Available) |
Process | Die-cutting, Laser Cutting, Slitting, Lamination |
Working Temp | -40°C to 120°C (Silicone up to 220°C) |

Internal shockproofing, dust seals, battery pack insulation, speaker dampening.
Automotive Industry:
Door seals, HVAC gaskets, mirror mount padding, NVH (Noise, Vibration, and Harshness) dampening.
Electrical Enclosures & Cabinets:
IP65/IP67 rated weatherproofing seals for outdoor control boxes and telecom cabinets.
Construction & HVAC:
Window/door weather stripping, ductwork sealing, expansion joints.

Closed-Cell Foam (EVA, EPDM, PE, CR, Closed-Cell Silicone): Independent sealed bubbles prevent gas and liquid passage. Best for waterproofing, dustproofing, weatherproofing, and airtight sealing.
Open-Cell Foam (PU, Open-Cell Silicone/Sponge): Interconnected pore structure allows air and sound waves to pass through. Best for sound absorption, air filtration, thermal dissipation, and ultra-soft cushioning.
2. Flame Retardant & Conductive Grades
UL94 V-0 / HF-1 Fire Retardant: Available across Silicone, CR, and EPDM materials for high safety electrical applications.
ESD / Conductive / Anti-Static Foam: Available in EVA and PE materials for sensitive electronic component shipping and assembly.






About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR2441741". Items marked "" are certified.
Company Profile
Changzhou Dengyue Polymer Group Co., Ltd is a professional manufacturer of foam rubber products founded in 2008, and is located on Changzhou city, Jiangsu Province China, quite near from Trade Center Shanghai. We have the most powerful and advanced R&D, sales and production teams, totally over 100 employees.
Our company own special technologies and sophisticated equipment. Variety of foam products can be produced including foam rubber sheets, such as polyurethane foam(PU), NBR/PVC, EPDM, CR, SBR, PVC, EVA, LC, XPE. On this basis, we can manufacture filter sponge, warning strips, hair twist sponge, plant foam, yoga rollers, foam closures, soundproof sponge, foam brush, sealing strips, makeup sponge etc.
The main products are widely used in hardware tools and building industrial. Products are hot sale around the world.
Our Mission is to produce the best quality foam rubber products worldwide, Welcome join in our group, Dengyue's progress and success need you!
Our service:
1. We are the direct factory with good price and fast delivery time.
2. Professional design team work with you.
3. Professional QC team to guarantee the high quality.
4. OEM Service
5. ODM Service
6. Warranty: 10 years
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 209, Fumin Road, Lucheng Street, Wujin District, Changzhou, Jiangsu, China
-
Plant Area
- 5000 square meters
-
Number of Employees
- 16
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1000pcs
-
Supply Chain Partners
- 5
Our Production Capability & Technical Expertise
-
Main Products
- Sealing Foam Strip, Acoustic Foam, Protection Foam, Cork series, Insulation Sponge, Beauty Type, Floral Foam
-
Production Lines
- 2
-
Production Machines
- Stamping Machine, Heat Shrink Film Packaging Machine, Cutting Machine, Glue coating machine, Packing Machine
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Test Reports for Raw Materials
- Others
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2008-03-11
-
Export Year
- 16 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 30%~50%
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What materials are available for the sealing gaskets?
- We offer PU Foam, EPDM, EVA/PE rubber foam, NBR foam rubber, SBR foam rubber, CR foam rubber, and PVC foam rubber.
- Can the size and color be customized?
- Yes, the length can be customized, and while black is conventional, the color can also be customized to your requirements.
- What is the density range of the foam rubber?
- The density ranges from 40 to 300 KG per cubic meter.
- Do you offer OEM and ODM services?
- Yes, we provide OEM and ODM services including customization from samples, designs, and full customization options.
- What are the lead times for production?
- We can deliver finished products in days. During peak season, the lead time is within 15 workdays.
- What are the main applications for these products?
- They are used in mechanical seals, shipbuilding, container sealing, and industrial control boxes.
- What is the minimum order quantity?
- The minimum order quantity is 1000 pieces.
- How are the products packaged?
- We use woven bag packaging or export carton packaging.
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