High Thermal Conductivity Silicone Potting Compounds Adhesive Two Component BZ-8808-G
BZ-8808-G is a two-component room-temperature-curing silicone potting compound engineered for high-performance thermal management and protection of LED lighting and electronic devices. With exceptional transparency (≥94% light transmittance), ultra-wide temperature resistance (-50~220℃), and compliance with RoHS and REACH regulations, it provides reliable defense against UV radiation, thermal shock, and moisture. This formula features enhanced thermal conductivity (≥0.35 W/m·K) and high electrical insulation (breakdown voltage ≥18 kV/mm), ensuring the longevity and performance of heat-sensitive components in high-power electronics, automotive, and industrial applications.
- Superior thermal dissipation: Delivers thermal conductivity ≥0.35 W/m·K, efficiently transferring heat from high-power components to heat sinks
- Extreme temperature stability: Operates reliably from -50 to 220℃, withstanding intense thermal cycling in aerospace and industrial environments
- Crystal-clear transparency: Maintains ≥94% light transmittance, perfect for high-power LED lighting and precision optical systems
- Robust UV protection: Achieves GB/T14522-2008 Level 5 rating, offering long-term defense against ultraviolet degradation in outdoor applications
- Enhanced electrical safety: Provides breakdown voltage ≥18 kV/mm and volume resistivity 1.25×10¹⁴ Ω·cm for reliable insulation
- Eco-friendly compliance: Meets RoHS and REACH standards, supporting sustainable electronic manufacturing practices
- Optimized workability: Offers a 25-minute pot life at 25℃, balancing efficient production with sufficient assembly time
- IPX8 waterproofing: Ensures lights remain clear and fog-free even when fully submerged, ideal for marine and underwater applications
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Parameters
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Resin BZ-8808-G A
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Curing agent BZ-8808-GB
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liquid parameters
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surface
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transparency liquid
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transparency liquid
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dynamic viscosity (cps)
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10500±2000
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100±50
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Initial mixed viscosity (cps)
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4500±1000
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Density (g/cm³ at 25°C)
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0.98
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0.99
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mixing and curing
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Use the ratio (by weight)
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A:B=4:1
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Operational time: 100g (min. 25±2℃)
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25±5
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condition of cure
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normal temperature cure
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Gel time (min)
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40-50 minutes
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Hardness after curing (Shore A)
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18±3A
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Curing time (25±2℃)
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2-3.5 hours
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Curing time (heating)
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not applicable
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After curing
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Temperature range (°C)
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-50~220℃
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light transmittance (%)
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≥94%
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UV resistance rating (GB/T14522-2008/GB/T250-2008)
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Level 5
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thermal conductivity
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≥0.35
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Breakdown voltage (kV/mm)
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≥18
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Volume resistivity (Ω·cm)
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1.25×1014
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dielectric constant
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3
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refractive index (%)
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1.41 - 1.43
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Tensile elongation (%)
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≥100%
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- High-Power LED Systems: Encapsulates high-brightness LED modules, drivers, and heat sinks in stadium lighting, automotive headlights, and streetlights, maximizing thermal management while preserving optical clarity
- Industrial Power Electronics: Safeguards power inverters, motor controllers, and battery packs in manufacturing equipment, efficiently dissipating heat from high-power components
- Aerospace & Automotive Components: Seals avionics, engine control units, and electric vehicle battery systems against vibration, thermal shock, and moisture
- Outdoor Communication Infrastructure: Insulates base stations, satellite receivers, and solar inverters from extreme temperatures, dust, and UV radiation
- Marine & Underwater Devices: Encapsulates underwater cameras, sonar systems, and navigation equipment, providing reliable waterproofing and corrosion resistance
- Pre-potting Preparation: Calibrate scales, prepare potting tools, cleaning tools, check machine settings, check vacuum pump force, etc.
- Product Pre-treatment: Place product on a level surface or fixture. Remove dust, clean, degrease, and dry if necessary.
- Accurate Proportioning: Manual operation requires precise mixing according to the specified ratio and recording. Machine potting requires calibrated ratios and first-article confirmation is recommended.
- Mixing & Stirring: Manual operation requires thorough stirring or using electric stirrers to ensure homogeneous mixing. Machine potting requires sufficient stirring speed, adjust as needed.
- Uniform Potting: Manual operation should be done in small, multiple batches to ensure uniformity. Machine potting should follow the programmed path for quantitative dispensing.
- Inspection or Secondary Potting: After potting, visually inspect as needed. Perform touch-up, bubble removal, or secondary potting if required.
- Curing: Allow the potted and inspected products to cure at room temperature , according to product and process requirements.
- Final Product Confirmation: Perform visual inspection and performance testing as required by the customer.
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Part A: Typically supplied in 20kg sealed plastic drums.
Part B: Typically supplied in 5kg sealed plastic drums.
- Store and transport as a general chemical product.
- Store sealed, protected from light at room temperature. Shelf life varies from 6 to 12 months depending on packaging; please refer to the expiry date on the shipping package.
- Store and transport as a general chemical product,Keep out of reach of children.
A: These compounds are ideal for protecting electronic components, outdoor LED lighting, sensors, and other devices exposed to harsh weather conditions due to their excellent weather resistance and transparency.
A: The transparent nature allows for visual inspection of components after potting, and it does not obstruct light, making it perfect for LED encapsulation and optical applications.
A: Yes, it is specifically formulated to resist UV radiation, moisture, temperature fluctuations, and other environmental factors, ensuring long-lasting protection outdoors.
A: Yes, the compound has excellent flow properties for easy application and cures at room temperature to form a flexible, durable, and weatherproof seal.
A: Absolutely, it offers excellent electrical insulation properties, protecting sensitive electronic components from moisture and contaminants.
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