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Insulation Materials & Elements
  • polymeric silicone high voltage bushing composite insulator
  • polymeric silicone high voltage bushing composite insulator
  • polymeric silicone high voltage bushing composite insulator
polymeric silicone high voltage bushing composite insulator

polymeric silicone high voltage bushing composite insulator

$3.00-$9.00/ Piece|100 Piece/Pieces(Min. Order)
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polymeric silicone high voltage bushing composite insulator

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Voltage Electrical Insulation: Designed to prevent electrical arcs and ensure safe operation in power transmission and distribution systems, supporting voltages from 11 kV to 765 kV.
  • Durability & Environmental Resistance: Combines silicone rubber and composite polymer materials for enhanced mechanical strength, weather resistance, and long-term reliability in harsh conditions.

Key features

  • 1. Material Technology

    • With a ceramic-polymer composite material, ensure superior electrical insulation and mechanical durability compared to traditional porcelain insulators*.

  • 2. Interactive Design

    • With a modular disc design, customize voltage ratings by adjusting disc quantities to suit specific system needs, unlike fixed-design competitors*.

  • 3. Performance Parameters

    • With a voltage rating up to 765 kV, handle extreme electrical stresses 30% higher than conventional porcelain models*.

  • 4. Scenario Solutions

    • With weather-resistant composite materials, maintain reliable operation in harsh environments like heavy rain or ice without performance degradation, outperforming non-composite alternatives*.

  • 5. Certification Standards

    • With materials compliant with IEC 60815 standards, ensure safety and performance in high-voltage systems, meeting rigorous international regulations*.

Product details

polymeric silicone high voltage bushing composite insulator

The polymeric silicone high-voltage bushing composite insulator combines advanced silicone rubber and composite polymer materials to deliver superior electrical insulation and mechanical resilience. Designed for high-voltage applications (11 kV to 765 kV), it features a multi-disc structure with metallic end fittings, ensuring reliable performance in harsh environmental conditions such as extreme temperatures, humidity, and pollution.

Technical specifications

FeatureSpecificationBenefit
Material CompositionSilicone Rubber & Polymer CompositeHigh dielectric strength, UV resistance, and flexibility
Voltage Rating11 kV to 765 kV (varies by model)Customizable for grid, substation, or transmission needs
Mechanical StrengthWithstands 200% of rated mechanical loadDurability against wind, ice, and seismic forces
Environmental AdaptationIP68-rated sealing, -40°C to +120°C toleranceReliable operation in extreme weather and polluted environments
DesignMulti-disc stacked structureReduces electrical stress concentration and improves arc resistance

Customization guide

Adjustable parameters include:

  • Disc Count: Tailor the number of discs to match specific voltage requirements (e.g., 3 discs for 36 kV, 8 discs for 765 kV).
  • Material Mix: Optimize silicone-to-polymer ratios for enhanced UV resistance or chemical stability in corrosive environments.
  • End Fitting Material: Choose aluminum or stainless steel based on conductivity and corrosion needs.

Get inspired

With its composite design, this insulator ensures uninterrupted power flow even in extreme conditions. Whether reinforcing urban grids or connecting remote substations, its scalable voltage ratings and rugged build make it a versatile solution for modern energy infrastructure.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Voltage Rating11–36 kV36–120 kV120–765 kV
Mechanical Load Capacity500 N800 N (+60%)1,200 N (+140%)*
Temperature Range-30°C to +90°C-40°C to +100°C-40°C to +120°C
Pollution ResistanceISO 60071-1: Class BISO 60071-1: Class CISO 60071-1: Class D

Supplier's note

  1. Technical Breakthroughs:

    • Material Fusion: The silicone-polymer blend reduces aging by 30% compared to traditional porcelain, extending lifespan in corrosive environments.
    • Multi-Disc Design: The stacked discs distribute electrical stress 2x more effectively than single-unit insulators, lowering failure risks.
    • Sealing Technology: IP68-rated seals outperform industry benchmarks by 50% in preventing moisture ingress.

  2. Version Selection Guidance:

    • Base Model: Ideal for urban distribution networks (e.g., residential grids) requiring cost-effective 36 kV solutions.
    • Advanced Model: Suited for industrial substations needing 120 kV resilience against heavy pollution and temperature swings.
    • Pro Model: Essential for high-voltage transmission lines (e.g., cross-country grids) where 765 kV stability and extreme heat/cold tolerance are critical.

Example Use Case: With the Pro Model’s 1,200 N load capacity, you can safely install it in seismic zones while maintaining 765 kV performance—2x stronger than legacy ceramic designs.

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Porcelain InsulatorsTraditional substations, moderate environmental conditionsPorcelain core (ceramic), 36 kV max voltage (IEC 60137), 1200 psi compression strengthLow cost, proven reliability, UV resistance.Heavyweight, brittle, limited voltage capacity.
Glass InsulatorsOverhead lines in dry regions, medium-voltage gridsGlass core with polymer housing, 230 kV rating (IEC 61109), 12 kV/mm dielectric strengthLighter than porcelain, better UV resistance.Prone to cracking, requires careful handling.
Composite Insulators - BaseUrban power distribution (11–132 kV), light pollution environmentsFiberglass core + silicone rubber housing, 132 kV rating (ASTM C311), 25 discs.Lightweight, corrosion-free, 20% lower maintenance vs porcelain.Lower voltage capacity than Advanced, moderate weather resistance.
Composite Insulators - AdvancedHigh-voltage transmission (230–765 kV), extreme climates (▲ vs Base)Carbon fiber core + UV-inhibited silicone, 765 kV rating (IEC 61109), 40 discs. ▲▲ 50% higher voltage capacity, 40% lighter than porcelain, -40°C to 120°C oper.Higher cost, requires specialized installation.
Silicone Rubber BushingsTransformer/substation applications, high-voltage interfaces (▲ industry standard)Silicone rubber insulation, 765 kV rating (IEC 62223), 300°C thermal stability. ▲▲ Compact design, 50% smaller footprint than porcelain bushings.Lower mechanical strength in seismic zones, needs precise alignment.
Pollution-Resistant InsulatorsIndustrial zones, coastal areas with salt fog (▲ vs standard composites)Hydrophobic silicone coating, 25 kV/cm leakage distance (IEC 60815), ▲▲ 30% reduced flashover risk in polluted environments.Higher cost, requires periodic coating inspection.

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.