Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow DOWSIL EG-3000 Thixotropic Gel Part A&B

Dow DOWSIL EG-3000 Thixotropic Gel Part A&B is a two-component silicone-based thixotropic gel system from Dow’s DOWSIL™ portfolio. Designed for precision dispensing and shape retention, it offers excellent sag resistance, thermal stability, and adhesion to diverse substrates. Ideal for potting, encapsulation, and gap-filling in electronics and automotive applications.
  • dow dowsil eg 3000 thixotropic gel part a b_7bf50ac4
  • dow dowsil eg 3000 thixotropic gel part a b_7bf50ac4

Features Of Dow DOWSIL EG-3000 Thixotropic Gel Part A&B

  1. Two-component, platinum-catalyzed silicone gel system offering controlled thixotropy for sag resistance in vertical and overhead applications.

  2. Low modulus and high elasticity enable excellent stress relief and long-term reliability in sensitive electronic assemblies.

  3. Room-temperature curing with tunable pot life and cure speed via Part A/Part B ratio adjustment.

  4. Ultra-low compression set and outstanding thermal stability across –55 °C to 200 °C operating range.

  5. Halogen-free formulation compliant with RoHS and REACH directives for environmentally responsible manufacturing.

Typical Applications Of Dow DOWSIL EG-3000 Thixotropic Gel Part A&B

  1. Underfill and edge bonding for flip-chip and CSP packages in semiconductor packaging.

  2. Conformal coating and cavity filling for power electronics modules and IGBT assemblies.

  3. Vibration-damping encapsulation of MEMS sensors and precision optical components.

  4. Thermal interface material (TIM) buffer layer between heat-generating devices and heatsinks.

  5. Sealing and cushioning in automotive ADAS camera modules and LED lighting systems.

Specifications Of Dow DOWSIL EG-3000 Thixotropic Gel Part A&B

Chemical TypePlatinum-catalyzed addition-cure silicone gel
Product FormTwo-part liquid system (Part A: base polymer + filler; Part B: crosslinker + catalyst)
AppearancePart A: translucent viscous liquid; Part B: translucent low-viscosity liquid
Primary ApplicationsElectronic encapsulation, underfill, stress-relieving gel, conformal protection
Key FeaturesThixotropic, ultra-low modulus, non-corrosive, no by-products
BenefitsMinimizes CTE mismatch stress, prevents die cracking, enables reworkability pre-cure
Curing ConditionsRT cure (7 days) or accelerated cure (1–2 hrs @ 80–125 °C)
Storage Stability12 months at ≤25 °C in unopened containers


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