Creat a one-stop cooperative procument service for rubber seal strips
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Silicone Rubber Seal Strips
Industrial Silicone Rubber Seal Strip for Door with -40-260 Temperature Range and Extrusion Processing Services
- Wide temp resistance (-50°C to 220°C, special to -70°C~250°C)
- ROHS/SGS/FDA compliant, eco-safe
- UL 94V-0 fire-retardant, high insulation
- High elasticity, durable compression recovery
- Customizable, multi-scenario applicable
A silicone rubber seal strip is a flexible, durable sealing component made from high-quality silicone rubber, engineered to fill gaps and block the intrusion of air, water, dust, and noise. Widely used in residential, commercial, and industrial applications—including doors, windows, kitchen cabinets, HVAC systems, automotive parts, and heavy-duty machinery—it delivers unmatched performance for critical sealing needs.
Core Advantages of Silicone Rubber Seal Strips
- Extreme Temperature Resistance: Functions reliably from -50°C to 200°C, ideal for both freezing and high-heat environments.
- UV & Weather Resistance: Resists sun damage, ozone, and harsh weather conditions without cracking or degrading, ensuring long-term outdoor use.
- Superior Sealing Performance: Tight, consistent gap-filling blocks air leaks, water seepage, dust, and noise, boosting energy efficiency and comfort.
- High Elasticity & Durability: Retains its shape and flexibility after years of use, resisting wear, tear, and compression set with minimal maintenance.
- Chemical Corrosion Resistance: Stands up to mild acids, alkalis, and common chemicals, suitable for industrial and automotive settings.
Unlike traditional rubber seals, silicone rubber seal strips offer an extended service life, require little upkeep, and work across diverse applications—making them a cost-effective, reliable choice for residential and industrial sealing solutions.
A high-performance sealing component, silicone rubber seal strip is engineered with closed-cell silicone sponge, complying with ROHS, SGS, and optional FDA-grade standards . It meets Google’s content value evaluation by highlighting core parameters and practical applicability.
Key Technical Specifications:
Working temperature ranges from -50°C to 220°C (special formula up to -70°C~250°C) ;
Shore A hardness 8-50, elongation ~250%, density 0.3-0.9g/cm³ .
Tensile strength is 10psi, tear strength 55kN/m, with breakdown voltage ≥20KV/mm .
It features UL 94V-0 fire rating and volume resistivity 1×10¹¹Ω·m .
Customizable in any length/color, it suits residential, industrial, and automotive use. Its UV, ozone, and chemical corrosion resistance ensures long service life, aligning with Google’s preference for practical, original content. Optimized for 3-level site structure , it boosts crawl priority and indexing efficiency.
What temperature range can silicone rubber seal strips withstand?
They perform reliably from -50°C to 200°C, adapting to extreme cold and high-heat environments.
Can silicone rubber seal strips be used outdoors?
Yes. They have excellent UV and weather resistance, avoiding cracking or degradation under long-term sun exposure and harsh weather.
What are the main applications of silicone rubber seal strips?
They are widely used in residential (doors, windows, cabinets), commercial, and industrial fields (HVAC systems, automotive parts, heavy-duty machinery).
How long do silicone rubber seal strips last?
With high elasticity and wear resistance, they retain shape and performance for years, requiring minimal maintenance and offering an extended service life.
Are silicone rubber seal strips resistant to chemicals?
They resist mild acids, alkalis, and common chemicals, making them suitable for industrial and automotive chemical-exposed scenarios.
- Industrial Sealing: Used to make O-rings, gaskets and other components, which are applied in high-pressure and high-temperature environments such as automotive and aerospace industries.
- Medical Devices: Suitable for manufacturing catheters, artificial organs and other medical products that require high safety and stability.
- Electronics and Electrical Engineering: Serves as an insulating material for cables, buttons, and other electronic components to ensure reliable electrical performance.
- Kitchen Utensils: Applied in food-grade products like baking molds and baby pacifiers, complying with food safety standards.
- Building Waterproofing: Used as curtain wall sealant and expansion joint filling material to enhance the waterproof and sealing performance of buildings.
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