High-Quality Rectangular Silicone Foam Seal Strip for Home Use

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Product Description

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Basic Information

Model NO.silicone stripCertificationISO, REACH, RoHS
Transport PackageCarton + PalletSpecificationCustomized
OriginChinaHS Code3910000000
Production Capacity1,000,000 Sqm/Week
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Product Description

We are a leading manufacturer of high-performance silicone foam and sponge sealing strips, specializing in durable, flexible, and weather-resistant sealing solutions. Our products are engineered to deliver superior compression recovery, thermal stability, and long-lasting performance across a wide range of applications—from home insulation and automotive sealing to industrial enclosures and electronics protection.

Silicone Foam Seal Strip

🌟 Key Features

1. Premium Material & Durability Made from high-quality silicone foam, offering excellent elasticity and long-lasting compression recovery. Closed-cell structure prevents water and dust infiltration.
2. Extreme Temperature Resistance Withstands -60°C to +200°C, making it ideal for both freezing and high-heat environments while maintaining flexibility.
3. Superior Sealing & Insulation Provides airtight, watertight, and dustproof sealing for HVAC systems and industrial enclosures. Enhances thermal insulation and noise reduction.
4. Weather & Chemical Resistance UV-resistant, ozone-resistant, and weatherproof for outdoor use. Resists oils, acids, and chemicals for longevity.
5. Eco-Friendly & Safe Low toxicity, CFC-free, and compliant with safety standards. Flame-retardant options available for fire-sensitive applications.
Silicone Strip Performance
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Technical Parameters

MaterialSilicone Foam
ColorWhite / Red (Customizable)
ProcessingExtrusion
HardnessShore A (Typically 16-20)
DensityASTM D792 Standards
ApplicationsElectrical, Furniture, Medical, Automotive, Lighting
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Our Production Workflow

Production Workflow
Raw Material Selection: High-purity silicone rubber and precise foaming agents.
Formula Testing: Optimize density, hardness, and thermal resistance.
Mixing & Degassing: Precise mixing and vacuum degassing to remove air bubbles.
Foaming & Curing: Thermal activation at 120-180°C for consistent structure.
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Quality Management

Quality Control
CheckpointTesting Method
Material QualityViscosity meter & DSC/TGA analysis
Foaming UniformityCross-section microscopic inspection
Mechanical PropertyShore A durometer & Tensile testing
Environmental SafetyRoHS, REACH, and Halogen-Free testing
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Packaging Details

Product Type Specification Packing Method Weight (Total)
Upper Cover Strip2096mm*788mm*5T6 boxes (392 PCS)99.34 KG
Front Panel Strip788mm*311.86mm*5T2 boxes (392 PCS)23.74 KG
BMU Panel Strip297mm*164mm*5T4 boxes (784 PCS)23.52 KG
Package View
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Product Applications

Construction: Doors, windows, and HVAC sealing.
Automotive: Hoods, trunks, and EV battery enclosures.
Electronics: 5G infrastructure and LED lighting fixtures.
Renewable Energy: Solar panels and wind turbine protection.
Application Scenarios
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Certifications & Standards

SGS Cert 1
SGS Cert 2
SGS Cert 3
SGS Cert 4
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Manufacturing Excellence

Factory Exterior
Production Line
Warehouse
Office Area
Team Activity
Exhibition Activity

Frequently Asked Questions

Q: What is the temperature range for these silicone foam strips?
A: Our strips can withstand extreme temperatures ranging from -60°C to +200°C while maintaining their sealing properties.
Q: Are the strips waterproof and dustproof?
A: Yes, the closed-cell structure provides an excellent barrier against water, dust, and air infiltration, making them IP68 compliant.
Q: Can I request custom sizes or shapes?
A: Absolutely. We specialize in customized solutions and can produce strips in specific widths, lengths, and shapes to fit your requirements.
Q: Do you offer self-adhesive backing?
A: Yes, we provide both self-adhesive (PSA-backed) and non-adhesive versions for easy installation across various surfaces.
Q: Are these materials environmentally safe?
A: Yes, our silicone foam is non-toxic, CFC-free, and fully compliant with RoHS and REACH standards.
Q: What certifications do your products have?
A: Our materials are validated by internationally recognized bodies, including SGS, for RoHS, REACH, and flame retardancy (UL94 V-0).

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