| 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
Our Natural Rubber Sponge Sheet stands as a paragon of versatility, crafted from top-tier natural rubber. This remarkable material boasts unmatched flexibility, durability, and a robust resistance to wear and tear. Its innovative sponge structure ensures superior compression set resistance, making it the ideal choice for sealing, gasketing, insulation, and cushioning tasks. Industries seeking eco-friendly, high-performance materials will find its outstanding physical properties particularly appealing.
Key Features
Supreme Flexibility & Compression Resistance: Our natural rubber's sponge structure offers unparalleled flexibility, delivering an exceptional seal and cushioning effect. Its superior compression resistance ensures enduring performance.
Remarkable Durability: Engineered to resist wear, tear, and aging, this natural rubber sponge promises a prolonged service life, even under the most challenging conditions.
Outstanding Insulation Properties: Delivers both thermal and sound insulation, making it a go-to material for automotive, construction, and HVAC industries.
Exceptional Water Resistance: Inherently resistant to water, it retains its superior properties even in moisture-rich environments.
Eco-Friendly Solution: Crafted from natural rubber, this material is biodegradable, offering an environmentally conscious alternative to synthetic options.
Safe & Non-Toxic: Its non-toxic attributes make it safe for a wide range of industrial and consumer uses, including the food and pharmaceutical sectors.
Unmatched Seals & Gaskets: Perfect for crafting seals and gaskets across automotive, construction, and industrial equipment sectors.
Superior Cushioning & Padding: Ideal for packaging, automotive interiors, and protective applications, thanks to its excellent cushioning capabilities.
Effective Sound Insulation: Exceptional for soundproofing in both industrial and commercial environments.
Efficient Thermal Insulation: Widely used in the HVAC sector for insulating pipes, ducts, and a variety of equipment with ease.
Perfect for Medical & Food Industry: Its non-toxic nature ensures safety in medical devices and food-processing equipment applications.
| 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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