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SYLGARD™ 537 One Part Dielectric Gel

  • Technology: One-part dielectric gel
  • Brand Name: SYLGARD™ 537 One Part Dielectric Gel
  • Manufacturer: Dow
  • Package Size: Contact Avantek for details.
  • Shelf Life: 9 months

1. Product Overview

SYLGARD™ 537 One Part Dielectric Gel is a one-part, clear dielectric gel designed for sealing, coating, encapsulating, and potting electronic devices. It features:

  • No mixing required
  • Low viscosity, allowing good flow under components
  • Heat cure process
  • Soft, self-healing, resilient properties for stress relief

2. Applications

SYLGARD™ 537 is widely used for:

  • Encapsulation and potting of electronic components
  • Sealing and protecting delicate circuit parts from moisture and contaminants
  • Electrical insulation in high-voltage applications
  • Stress relief against thermal and mechanical stress
  • Optoelectronic applications, where high refractive index and stress relief are critical

3. Typical Properties

Property Unit Value
Before Cure
Viscosity cP / mPa·s / Pa·s 375 / 375 / 0.4
Heat Cure Time @120°C Minutes 60
After Cure
Gel Hardness Grams 290
Penetration 1/10 mm 20
Storage & Shelf Life
Shelf Life (at 5°C) Months 9

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