| Parameter | Value |
| Density (g/cm³) | 1.1-1.3 |
| Hardness Shore A | 30-80 |
| Tensile Strength (MPa) | 6.0-10.0 |
| Elongation at Break (%) | 400-600 |
| Compression Set（200℃) | ≤15% |
| Water Absorption (%) | 0.2-0.4 |
| Temperature Resistance (℃) | -50~200 |
| Flame Retardant | UL94 V-0 /HB |
| Environmental Compliance | RoHS, REACH |
Functional Versatility Tailored for Industrial Applications
The high temperature vulcanized silicone rubber delivers a specialized elastomeric solution engineered for demanding industrial and manufacturing environments. Targeted at OEMs, engineers, and system integrators requiring components that maintain their mechanical integrity under extreme thermal stress, this material is optimized for sealing, gasketing, and vibration damping needs. As a product provided by an experienced silicone rubber manufacturer, the HTV silicone rubber supports diverse operational conditions, from continuous thermal exposure to dynamic mechanical loading, affording users consistent and dependable performance across complex production systems.
Advanced Technical Profile Featuring Precise Material Specifications
This HTV silicone rubber is formulated for robust thermal and mechanical resilience, with continuous operating temperatures ranging from -50°C up to 200°C and capable of withstanding peak temperatures of 250°C. It exhibits a tensile strength between 6.0 and 10.0 MPa, coupled with elongation at break values spanning 400% to 600%, which ensures elasticity and strength under stress. Additionally, the material demonstrates a low compression set of ≤15% at 200°C, validating its long-term sealing efficacy. Compliance with RoHS, REACH, and flame retardancy standards (UL94 V-0/HB) further establishes it as a solution built to fulfill stringent regulatory requirements often demanded by manufacturers partnering with silicone rubber manufacturers in China.
Multi-Sector Utilization Enhancing Reliability Across Industries
The application spectrum of this HTV silicone rubber encompasses industrial seals exposed to continuous heat, gaskets in thermal processing equipment, and vibration damping components subject to cyclic mechanical strains. Its customizable hardness (Shore A 30–80) allows precise tailoring to OEM specifications, facilitating integration into product assemblies within automotive engine compartments, electronic device housings, and food-contact compliant environments. As a product supplied by a reputable silicone manufacturer China, it delivers engineered solutions that improve system reliability, reduce maintenance needs, and ensure compliance with environmental and safety standards within high-temperature operational contexts.
Structural and System Design Advantages Supporting Integration
Crafted by a leading silicone rubber manufacturer, this high temperature vulcanized silicone rubber is designed with molecular cross-linking optimized for mechanical resilience and dimensional stability. The vulcanization process produces a solid elastomer with consistent density and hardness profiles suited for modular system assembly. Its customizable Shore A hardness range enables adaptable design incorporation, meeting varied OEM specifications. This facilitates seamless integration within multi-material assemblies requiring thermal sealing or vibration isolation. Additionally, its compliance with international emission and safety standards facilitates adoption by global manufacturers sourcing from silicone rubber manufacturers in China prioritizing quality and adherence.
Performance and User Value Maximizing Operational Efficiency
The HTV silicone rubber provides outstanding thermal endurance up to 250°C and retains flexibility after prolonged heat and mechanical exposure, reducing replacement frequency and downtime. Its low compression set enhances sealing reliability, critical for pressure containment and insulation roles in industrial equipment. The material’s flame retardancy certifications ensure operational safety in sensitive environments. For engineering teams and procurement managers, this translates into reduced lifecycle costs and improved system reliability, while its customizable properties allow precise alignment with functional requirements, further underlining the value proposition from a trusted silicone manufacturer China with specialized capabilities in high temperature vulcanized silicone rubber.
SENMA's High-Temperature Vulcanized (HTV) Silicone Rubber is an industrial-grade elastomer engineered for extreme thermal and mechanical stress environments. Through precision vulcanization, this solid silicone rubber delivers unmatched durability and heat resistance, making it ideal for critical sealing and insulation applications.
High-Temperature Performance
SENMA’s HTV Silicone Rubber withstands continuous exposure from -50°C to +200°C (peak 250°C), maintaining flexibility and structural integrity under prolonged heat. Its low compression set (≤15% at 200°C) ensures reliable sealing in demanding conditions, outperforming conventional rubbers in thermal aging resistance.
Engineered for Industrial Demands
With high tensile strength (6–10 MPa) and elongation (400–600% ), this material resists cracking and deformation under dynamic loads. Available in customizable hardness (Shore A 30–80), it meets diverse OEM requirements for gaskets, seals, and vibration dampers.
Certified & Safe
Compliant with RoHS, REACH, and FDA standards, our HTV silicone rubber is suitable for food contact, medical devices, and electronics. Flame-retardant options (UL94 V0/HB) are available for high-risk applications.
Global Applications
Trusted by industries including:
High-Temperature Sealing Solutions for Industrial Processing
In manufacturing environments such as thermal press operations and heat exchangers, maintaining seal integrity under cyclic thermal stress is paramount. This HTV silicone rubber serves as a critical component in gaskets and sealing elements where continuous exposure to temperatures from -50°C to 200°C strains traditional materials. Its exceptional thermal tolerance and low compression set ensure persistent sealing performance, preventing leaks and maintaining system pressure stability. Additionally, compliance with flame retardant standards supports use in safety-conscious regulated industries. Integration with existing industrial workflows is streamlined due to customizable hardness, enabling precise fit and function in complex assemblies provided by specialized silicone rubber manufacturers in China.
Vibration Damping and Component Durability in Automotive Applications
Within automotive engine compartments and other high-heat zones, components face constant thermal and mechanical cycling demanding materials with high elongation and strength parameters. HTV silicone rubber performs as a vibration damper and protective matting, reducing noise and mitigating wear on sensitive parts. Its wide operating temperature range and compliance with environmental regulations (RoHS, REACH) allow deployment in stringent automotive production lines. By supplying parts with consistent mechanical properties, this silicone rubber enhances system durability and operational reliability. The ability to tailor hardness also permits precise matching to diverse function-specific requirements, reinforcing its role as a preferred product from a leading silicone manufacturer China.
Custom Solutions
SENMA provides tailored formulations for color, hardness, and flame resistance, supported by scalable production and technical expertise. As a leading silicone rubber manufacturer, we ensure consistent quality for mission-critical applications worldwide.
Environmental Commitment
Our HTV silicone rubber is manufactured using sustainable processes, free from hazardous substances, aligning with global green manufacturing standards.
Real Customer Reviews
"SENMA's HTV silicone rubber solved our high-temperature sealing issues with outstanding durability."
— James L., Automotive Engineer, USA
"The heat resistance and flexibility of SENMA's silicone rubber make it perfect for industrial gaskets."
—Sophia W., Manufacturing Specialist, Japan
"Reliable performance even under extreme conditions—SENMA's HTV rubber is our go-to material."
— Daniel R., Quality Control Manager, Germany
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 dependable 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
What temperature ranges does your high temperature vulcanized silicone rubber support?
Our high temperature vulcanized silicone rubber is engineered to withstand continuous operating temperatures from -50°C to 200°C and can tolerate short peaks up to 250°C, ensuring reliable performance in extreme heat environments.
Can you customize the hardness of your HTV silicone rubber to fit specific applications?
Yes, we offer customization of hardness from Shore A 30 to 80 for our HTV silicone rubber to meet various industrial requirements, providing flexibility in mechanical resilience and application suitability.
How does SENMA ensure compliance with environmental and safety standards?
We manufacture all our silicone rubber products certified under RoHS and REACH, and our high temperature vulcanized silicone rubber variants meet flame retardancy standards UL94 V-0 and HB, keeping safety and environmental standards at the forefront.
What support do you provide for installation and maintenance of your silicone rubber parts?
We provide technical guidance throughout installation and use, ensuring you optimize the performance of our HTV silicone rubber products. Our team is available to assist with product selection and maintenance recommendations to ensure long-term reliability.
