Name: Dow DOWSIL EG-4200 Blue Dielectric Tough Gel Kit
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Dow DOWSIL EG-4200 Blue Dielectric Tough Gel Kit

Ultra-low modulus silicone gel formulation enabling exceptional conformal protection without mechanical stress on delicate components.
High dielectric strength (>20 kV/mm) and stable insulation performance across wide temperature and humidity ranges.
Blue colorant for clear visual identification and precise application control during dispensing and inspection.
Two-part, room-temperature curing system with extended pot life and low exotherm for safe encapsulation of heat-sensitive electronics.
Excellent adhesion to common substrates including FR-4, aluminum, copper, and molded plastics without primers.

Typical Applications Of Dow DOWSIL EG-4200 Blue Dielectric Tough Gel Kit

Protection of high-voltage power electronics in EV inverters and onboard chargers.
Conformal encapsulation of LED drivers and lighting modules exposed to thermal cycling.
Dielectric isolation and mechanical damping for sensors in industrial automation and IoT edge devices.
Underfill and stress-relief gelling for power semiconductor modules (e.g., IGBTs, SiC MOSFETs).

Chemical Type	Two-part addition-cure silicone gel
Product Form	Kit comprising Part A (base) and Part B (catalyst), supplied separately
Appearance	Part A: Blue translucent viscous liquid; Part B: Colorless to pale yellow liquid
Primary Applications	Dielectric encapsulation, stress relief, and environmental protection of electronic assemblies
Key Features	Low modulus, high dielectric strength, blue color indicator, RTV cure
Benefits	Minimizes CTE mismatch stress, enables reworkability before cure, supports automated dispensing
Curing System	Pt-catalyzed hydrosilylation (addition cure)
Shelf Life (unopened, 25°C)	12 months from date of manufacture

Get in Touch with ERICW

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E-mail: wangxingqiang@ericwchem.com
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15921782326
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China