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IOTA GNJ 3450 Silicone Gel: Self-Healing Protection for Electronic Components

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Core Value
IOTA GNJ 3450 two-component 1:1 addition-cure silicone gel features "low-viscosity rapid curing + transparent self-healing" as its core, providing potting protection for IGBT, LDE lampshades, and automotive electronics. The addition-cure process generates no by-products, with light transmittance >98% and minimal yellowing, combined with room temperature/heating curing modes—solving pain points of traditional potting materials like slow curing, yellowing, and poor impact resistance, creating a transparent, soft, self-healing long-term protective barrier for electronic components.

Product Features: Five Reliability Guarantees for Self-Healing Potting

  • 1:1 Mixing, Addition-Cure with No By-Products:Two components mixed at 1:1 weight ratio, cured via platinum catalyst addition reaction with no alcohol by-products; suitable for automated line continuous production, avoiding surface crystallization of traditional condensation silicone gels.
  • Low Viscosity Rapid Curing, Efficient Filling:Viscosity as low as 1000-2000mPa·s (25℃), quickly penetrating complex gaps in IGBT modules, LDE lampshades; fully cured in 24h at room temperature, 2h at 80℃, production cycle flexibly controlled.
  • Transparent Softness, Self-Healing Protection:Shore A hardness 30-40, soft and shock-absorbing; surface gloss >90GU, light transmittance >98% (400-800nm), self-heal scratches within 72h, maintaining component optical and electrical performance.
  • High Light Transmittance, Yellowing Resistance:YI yellowing index change <0.5 after 1000h xenon lamp aging (55℃, 55%RH), far superior to industry ≤1.0 standard; suitable for LDE lampshades, optical sensors with high light transmittance requirements.
  • Wide-Temperature Adaptability, Automotive-Grade Reliable:Stable operation -50℃~200℃, passes AEC-Q100 Grade 2 certification (-40℃~150℃); strong adhesion to glass, metal, plastic packages, peel strength >1.2MPa after 168h 85℃/85%RH damp heat test.

Typical Applications

  • Power Electronics:IGBT module potting shows >90% scratch self-healing after 1000 thermal shocks (-40℃~125℃), electrical performance attenuation reduced by 15%, enhancing new energy vehicle control system reliability.
  • Lighting:LDE lampshade potting, light transmittance 2% higher than traditional silicone gels, YI change <0.3, meets 5000h continuous lighting without significant discoloration, suitable for premium landscape lighting and automotive lamp modules.
  • Automotive Electronics:Body control module potting, soft silicone gel buffers road vibrations, passes 168h salt spray test with no corrosion, meets IP67 protection rating, ensuring signal transmission stability in extreme environments.

Quality Assurance
RoHS 2.0 and AEC-Q100 certified, available in 2kg/20kg/200kg. Choose IOTA GNJ 3450 to provide visible long-term protection for electronic components with "self-healing + yellowing resistance".


To learn more, please click IOTA 3128

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