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| Customization: | Available |
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| Material: | Natural Rubber |
| Usage: | Industrial Rubber Slab, Industrial, Flooring, Printing, Rubber Floor Covering |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Product Description
Introducing our Natural Rubber Sponge Sheet, the pinnacle of versatility crafted from the finest natural rubber. This material stands out for its remarkable flexibility, enduring durability, and unparalleled resistance to wear and tear. Featuring a unique sponge structure, it offers superior compression set resistance, making it the go-to choice for sealing, gasketing, insulation, and cushioning. Ideal for industries that demand eco-friendly, high-performance materials with exceptional physical attributes, this sponge sheet truly delivers.
Key Features
Flexibility & Compression Resistance: Thanks to its innovative sponge structure, this natural rubber marvel provides outstanding flexibility, delivering effective sealing and cushioning. It boasts impressive compression resistance, ensuring long-lasting performance and unmatched reliability.
Durability: Designed to withstand the rigors of challenging environments, this natural rubber sponge excels in resisting wear, tear, and aging, guaranteeing an extended lifespan even under demanding conditions.
Good Insulation Properties: The sponge sheet is adept at providing thermal and acoustic insulation, making it the material of choice for automotive, construction, and HVAC sectors.
Water Resistance: Naturally water-resistant, this sponge sheet retains its outstanding properties even when exposed to wet environments, ensuring consistent performance.
Eco-friendly: Crafted from pure natural rubber, this biodegradable material offers an environmentally responsible alternative to synthetic rubbers, aligning with sustainable practices.
Non-toxic & Safe: Engineered to be non-toxic, this sponge sheet is safe for a diverse range of industrial and consumer applications, including those in the food and pharmaceutical sectors.
Seals & Gaskets: The ideal material for crafting seals and gaskets in automotive, construction, and industrial machinery, offering reliability and precision.
Cushioning & Padding: Widely used in packaging, automotive interiors, and protective packaging, this sponge sheet offers superior cushioning properties that protect and preserve.
Sound Insulation: Perfect for soundproofing solutions in both industrial and commercial environments, this sheet excels in reducing noise pollution.
Thermal Insulation: A staple in the HVAC industry, it excels in insulating pipes, ducts, and equipment, enhancing energy efficiency.
Medical & Food Industry: Its non-toxic nature makes it safe for medical devices and food-processing equipment, ensuring compliance and safety.
| Property | Test Standard | Value |
| Polymer Type | Natural Rubber | |
| Hardness (Shore A) | ISO 868:2003 | 40 +/- 5 |
| Tensile strength (Mpa) | ISO 37:2017 | ≥22 |
| Elongation at break (%) | ISO 37:2017 | ≥700 |
| Tear Resistance (N/mm) | ISO 34-1:2015 | ≥60 |
| Abrasion Resistance at 5N (mm³) | ISO 4649:2017 | ≤60 |
| Density (g/cm³) | 1.05 +/- 0.05 | |
| Compression Set after 22h at 70ºC (%) | ISO 815-1:2014 | ≤30 |
| Operating Temperature (ºC) | -40ºC to 80ºC |
| Property | Test Standard | Value |
| Hardness change after 168h at 70ºC (Shore A) | ASTM D573-04(10) | ≤5 |
| Tensile strength change after 168h at 70ºC (%) | ASTM D573-04(10) | ≤-15 |
| Elongation at break change change after 168h at 70ºC (%) | ASTM D573-04(10) | ≤-25 |
| SBR | Working Temperature | -30°C-80°C | |
| Tensile strength | 2-8mpa | ||
| Hardness | 50-80 Duro | ||
| NBR | General Grade | High Grade | |
| Material Selection | SBR/NBR | Nitrile | |
| Working Temperature | -30°C-80°C | -30°C-110°C | |
| Tensile strength | 3-8mpa | ||
| Hardness | 50-80 Duro | ||
| CR | General Grade | High Grade | |
| Material Selection | SBR/CR | Neoprene | |
| Working Temperature | -30°C-80°C | -30°C-110°C | |
| Tensile strength | 3-8mpa | ||
| Hardness | 50-80 Duro | ||
| EPDM | General Grade | High Grade | |
| Material Selection | SBR/EPDM | EPDM | |
| Working Temperature | -30°C-80°C | -30°C-110°C | |
| Tensile strength | 3-8mpa | ||
| Hardness | 50-80 Duro | ||
| Silicone | Working Temperature | -50°C-220°C | |
| Tensile strength | 6-8mpa | ||
| Hardness | 60-70 Duro | ||
| Insulation | Polymer Content | 100% SBR | |
| Working Temperature | -30°C-100°C | ||
| Proof Voltage | 15KV-50KV | ||
| Color | Black, Grey | ||
| Surface | Smooth/ fine rib | ||
| Antistatic /ESD |
Material | NBR/SBR | |
| Working Temperature | -30°C-100°C | ||
| Top Layer | 107-109Ω | ||
| Bottom Layer | 103-105Ω | ||
| Color | Green+black | ||
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