| Customization: | Available |
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| Material: | Natural Rubber |
| Usage: | Industrial Rubber Slab, Industrial, Flooring, Printing, Rubber Floor Covering |
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Product Description
Introducing the Natural Rubber Sponge Sheet, a masterfully crafted material composed of premium natural rubber, celebrated for its remarkable flexibility, durability, and robust resistance to wear and tear. Its distinctive sponge structure delivers outstanding compression set resistance, making it the perfect choice for sealing, gasketing, insulation, and cushioning applications across various industries. This material stands as an exemplary option for sectors that demand high-performance, eco-friendly materials with remarkable physical attributes.
Key Features
Flexibility & Compression Resistance: The unique sponge structure inherent in natural rubber grants exceptional flexibility, ensuring an effective seal and superior cushioning capabilities. It boasts extraordinary resistance to compression, securing its long-term, reliable performance.
Durability: Engineered for excellence, this natural rubber sponge resists wear, tear, and aging, offering an enduring service life, even when faced with the harshest of environments.
Good Insulation Properties: Offers superior thermal and sound insulation, making it the material of choice for applications in automotive, construction, and HVAC industries.
Water Resistance: Naturally endowed with water resistance, this material ensures retention of its properties even in moisture-exposed environments.
Eco-friendly: Crafted from natural rubber, this biodegradable material presents a more environmentally conscious alternative to synthetic rubbers, promoting sustainability.
Non-toxic & Safe: Its non-toxic nature makes it safe for diverse industrial and consumer applications, including those within the food and pharmaceutical industries.
Seals & Gaskets: Perfectly suited for crafting seals and gaskets used in automotive, construction, and industrial machinery, ensuring reliability and efficiency.
Cushioning & Padding: Widely utilized in packaging, automotive interiors, and protective packaging, thanks to its superb cushioning properties.
Sound Insulation: An optimal choice for soundproofing in both industrial and commercial environments, enhancing acoustic comfort.
Thermal Insulation: Frequently employed in the HVAC sector for effective insulation of pipes, ducts, and diverse equipment.
Medical & Food Industry: Its non-toxic character ensures safety for incorporation in medical devices and food-processing equipment, aligning with industry standards.
| 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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