Technical Parameters
| Property | Specification |
| Density | 0.2–0.8 g/cm³ |
| Operating Temperature | -50°C to +250°C |
| Compression Rebound Rate | ≥90% |
| Hardness (Shore A) | 10–50 |
| Flame Retardancy | UL94 V-0 (optional) |
| Thickness Range | 0.5–20 mm (customizable) |
| Tensile Strength | 0.5–2.5 MPa |
| Tear Resistance | 5–15 N/mm |
Liquid Foamed Silicone Rubber Sheet (LSR) is a versatile engineered material produced through the controlled foaming of liquid silicone rubber.
It combines the inherent resilience, excellent temperature stability, and biocompatibility of silicone rubber with the unique advantages of a lightweight, closed-cell foam structure, delivering superior cushioning, impact absorption, and effective sealing properties, making it ideal for demanding applications requiring vibration damping, thermal insulation, and compression recovery across diverse industries.
High-Performance Liquid Foamed Silicon Rubber Sheet
This Liquid Foamed Silicone Rubber Sheet by SENMA utilizes advanced foaming technology to create a uniform, lightweight silicone material characterized by excellent softness, compressibility, and resilience. The precision-engineered formulation delivers consistent closed-cell structure across the sheet, ensuring superior thermal insulation, effective water resistance, and reliable shock absorption. As a professional silicone foam manufacturer, SENMA employs rigorous process control and stringent quality assurance to guarantee each sheet meets exacting industrial specifications for thickness, density, and performance uniformity. Its exceptional resistance to extreme temperatures, environmental factors, and aging makes this versatile sheet material ideal for demanding static and dynamic sealing, cushioning, and gasketing applications across diverse sectors including automotive, electronics, construction, and industrial equipment.
Robust Sealing and Environmentntal Defense
The unique cellular structure of Liquid Foamed Silicone Rubber Sheet delivers exceptional resilience against moisture ingress, dust contamination, and extreme temperature fluctuations. This lightweight yet durable material exhibits outstanding compression set resistance and maintains effective sealing force over a wide thermal range, from sub-zero cold to intense heat. SENMA's silicone foam sheets possess inherent flame retardancy and excellent weatherability, ensuring long-term performance integrity when exposed to UV radiation, ozone, and outdoor elements. Consequently, it is extensively utilized in critical sealing applications for enclosures, HVAC systems, lighting fixtures, transportation interiors, and building construction joints. Our standing as a premier silicone foam sheet supplier is founded on delivering consistent material quality and proven reliability that meets the most demanding environmental and performance specifications.
Customization and Performance Excellence
At SENMA, we engineer Liquid Foamed Silicone Rubber Sheets to meet your exact specifications. As specialized silicone foam innovators, we deliver bespoke solutions with tunable properties—including Shore A hardness (5–80A), compression strength, and thermal resilience (from -60°C to +250°C). Our sheets are precision-manufactured in custom thicknesses (1–50mm) and densities to excel in demanding applications like EMI shielding, thermal insulation, and vibration dampening.
Whether supplied as rolls, slit strips, or kiss-cut blanks, our foamed silicone sheets integrate seamlessly into your assembly process while outperforming industry standards for durability and environmental resistance.
Application Scenarios
Liquid Foamed Silicone Rubber Sheet delivers exceptional durability, thermal resilience, and chemical resistance in versatile sheet form, making it indispensable for demanding industrial applications. In the automotive sector, it is engineered into thermal insulation barriers, vibration-damping pads, and lightweight gasket seals for engines and exhaust systems. Electronics manufacturers leverage its dielectric stability and EMI shielding properties for conductive/non-conductive padding, cushioning under high-voltage components, and protective enclosures. The aerospace and industrial fields rely on its flame-retardant, lightweight structure for high-temperature seals, acoustic insulation panels, and corrosion-resistant linings in harsh environments. As a trusted silicone foam solutions provider, SENMA enables custom die-cutting, waterjet profiling, and multi-layer lamination to meet precise design requirements in complex assemblies.
At SENMA, sustainability guides every phase of our production. We produce precision-engineered Liquid Foamed Silicone Rubber Sheets using recyclable raw materials and eco-conscious manufacturing processes. Our sheets are rigorously formulated to exclude VOCs, heavy metals, and ozone-depleting substances. As a specialized producer of silicone foam solutions, we uphold global environmental certifications—including RoHS and REACH compliance—to guarantee all products meet stringent green standards for safety and sustainability.
Real Customer Reviews
“We use SENMA’s foamed silicone rubber sheets for critical industrial gaskets. Their consistency in thickness and density ensures perfect seals every time.”
— Thomas R., Sealing Solutions Specialist, Germany
“In our medical device assembly, these sheets provide unmatched cushioning and thermal insulation. They’re sterile-compatible and never degrade.”
— Dr. Emily K., Medical Device Production Lead, United States
“SENMA’s foam sheets are our top choice for vibration damping in automotive interiors. Ultra-lightweight yet durable under compression.”
— Haruto T., Automotive Component Designer, Japan
“Custom-sized sheets from SENMA solved our high-temperature insulation challenge in reactor systems. Performed beyond lab specs.”
— Carlos M., Industrial Equipment Engineer, Brazil
“The rebound resilience and flame resistance make these sheets ideal for railway applications. Zero failures in extreme conditions.”
— Priya D., Transportation Systems Integrator, India
About Us
SENMA is a leading manufacturer of silicone foam materials with over 15 years of expertise in R&D and production. We specialize in producing high-performance silicone foam sheets and rolls that meet the strict standards of industries such as automotive, electronics, and new energy. Our technical strength lies in advanced liquid silicone rubber foaming technology and a strong ability to customize density, thickness, and dimensions based on client needs.
Our factory is equipped with automated production lines and a strict quality management system that ensures consistent product performance. We follow ISO-certified procedures, implement full-process inspections, and maintain traceable quality records to guarantee every batch meets international expectations. From prototype development to bulk manufacturing, we maintain high precision and reliability.
At SENMA, sustainability is embedded in our production approach—we use eco-conscious materials and aim for waste reduction through process optimization. Our service model emphasizes fast response, technical collaboration, and long-term customer support. With a global footprint, we serve clients in North America, Europe, and Asia, delivering not just products, but value-added solutions that enhance efficiency and reduce total cost of ownership.
Partner with SENMA for dpendable silicone foam solutions that meet your exact specifications. Contact us today to discuss how we can support your projects with our expertise and commitment to quality.
FAQ
1. Who are we?
SENMA is a manufacturer specializing in high-performance silicone foam products, with over 15 years of experience in the industry.
2. How can we guarantee quality?
We implement rigorous quality control measures throughout our manufacturing process to ensure product consistency and reliability.
3. What can you buy from us?
Our product range includes silicone foam sheets, rolls, and die-cut gaskets tailored to various applications.
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4. Why should you buy from us instead of other suppliers?
SENMA offers customized solutions, advanced manufacturing capabilities, and a commitment to quality, ensuring products meet specific client requirements.
5. What services can we provide?
We provide end-to-end services from consultation and design to production and after-sales support, ensuring a seamless experience for our clients.
