Smooth Surface Silicone Sponge Sheet

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Product

fabric surface silicone sponge sheet

Specifications:

Color: Custom Colors (Red, Black, Grey, White, etc.)

Density: 0.35 g/cm³ – 0.85 g/cm³ (Tailored to specs)

Surface: Premium Smooth Finish

Thickness: 0.8 mm up to 50 mm

Width: Maximum 1000 mm – 1500 mm

Length: Custom cut-to-length or standard rolls (e.g., 10 m / Roll)

Die cutting: Available

CNC cutting: Available

Tapping: Available


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Product Details


1. Product Description 

Our smooth surface silicone sponge sheet is manufactured using premium-grade silicone raw materials, featuring a skin-smooth finish and a uniform cellular structure. Designed for demanding industrial environments, it delivers exceptional thermal insulation, excellent compressibility, and long-term resilience. Whether used for 


heavy-duty sealing, vibration dampening, or thermal barriers, this material ensures reliable performance under extreme conditions.


2. Specification/Technical Data


itemStandardTSATSBTSCTSDTSE
Density(g/cm³) ASTM D10560.4±0.050.45±0.050.5±0.050.6±0.050.7±0.05
Hardness (Shore C)  ASTM D105610±515±525±535±545±5
Color Visual InspectionBlack, Grey, RedBlack, Grey, RedBlack, Grey, RedBlack, Grey, RedBlack, Grey, Red
Thickness (mm) Caliper0.8-12.50.8-12.50.8-12.50.8-12.50.8-12.5
Width (mm)     Ruler<1000<1000<1000<1000<1000
SurfaceVisual InspectionTexturizedTexturizedTexturizedTexturizedTexturized
Foam Type  DesignClose CellClose CellClose CellClose CellClose Cell
Tensile Strength (Kpa) ASTM D412≥350≥550≥650≥700≥1150
Elongation(%) ASTM D412≥300≥300≥300≥200≥150
Flame retardantUL94UL94-VHBUL94-VHBUL94-VHBUL94-VHBUL94-VHB


3. Key Features & Advantages 


  • Premium Smooth Finish: Uniform, skin-smooth surface provides better contact sealing and a cleaner aesthetic look.


  • Thermal Stability: Retains physical properties, flexibility, and insulation performance across wide temperature extremes.


  • Excellent Compression Set: High recovery rate under persistent pressure, ensuring long-lasting sealing performance.


  • Flexible Customization & Fabrication: Fully tailored sizes, densities, and colors, backed by precise in-house die cutting and CNC cutting services.


4.  FAQ


Q1: What is the difference between a smooth surface and a textured surface silicone sponge?


A: The smooth surface version provides a cleaner finish, better aesthetic appearance, and tighter surface contact, making it ideal for precision sealing and visible applications.


Q2: Can I get custom-shaped parts instead of standard sheets?


A: Yes. We offer precision die cutting and CNC cutting services to produce custom gaskets and components according to your CAD drawings or samples.


Q3: What is your Minimum Order Quantity (MOQ) for custom colors or densities?


A: MOQ varies depending on the specific customization requirements (such as non-standard colors or special densities). Please contact our sales team with your specifications for details.


Q4: What industries commonly use this silicone sponge sheet?


A: It is widely utilized in electronics, new energy vehicles, aerospace, lighting enclosures, medical equipment, and industrial machinery for sealing and insulation.

Product Description


Packaging and Transportation



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