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Silicone Rubber Round Bar

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Silicone Rubber Round Bar
This premium solid silicone sealing strip offers excellent waterproofing and slip resistance. Designed in a solid round/O-type profile, it is highly flexible and durable, with outstanding temperature resistance for both high and low-temperature environments. Ideal for sealing, cushioning, and insulation in industrial, automotive, and household applications, it ensures reliable performance and long-lasting protection. Easy to cut and install to fit various custom needs. H
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Technical Specifications

CategoryPropertySpecification / Description
Basic InformationRMaterialSilicone
Common ColorsRed, Custom
Common Cross-section ShapesCustom Profiles
Physical PropertiesHardness (Shore A)40~80
Density (g/cm³)1.2 ~ 1.3
Tensile Strength (MPa)7 ~ 12
Elongation (%)200 ~ 400
Weather ResistanceTemperature Range (℃)-40 ~ +120 (Heat-resistant up to +150)
Aging ResistanceExcellent (Stable under UV and oxidation)
Ozone ResistanceExcellent (Not prone to cracking)
Chemical PropertiesOil ResistancePoor (Not suitable for long-term mineral oil contact)
Acid and Alkali ResistanceGood (Suitable for most weak acids and bases)
Flame Retardant GradeCustomizable UL94 V-0 or standard flame-retardant
Functional FeaturesWaterproof PerformanceGood (IP65~IP67)
Sealing PerformanceGood (Effective against air, liquids, and dust)
Pressure ResistanceMedium (Suitable for doors/windows/automotive, not for high-pressure pipelines)
Processing & InstallationSurface TreatmentSmooth, Textured, Flocked, Sprayed, Adhesive-coated
Installation MethodEmbedded, Clamped, Adhesive, Press-fit
Supply FormRolls (meters), Fixed-length cuts, Closed loops

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Product Introduction


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Application

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