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SYLGARD™ 170 Silicone Elastomer Kit

SYLGARD 170 also known as Dow Corning SYLGARD 170 Silicone Elastomer is a two-part, 1:1 mix, black, general purpose encapsulant with good flowability, long working time and flame resistance, it is also UL and Mil Specified.

SYLGARD™ 170 Silicone Elastomer Kit

Dow SYLGARD™ 170 Silicone Elastomer is a two component, room temperature and heat curing, encapsulant that is used as a protective coating for electrical applications such as power supplies, transformers, sensors, amplifiers, and connectors. It provides good flowability, moderate thermal conductivity, low viscosity, long working times, and flame resistance. 1:1 mix ratio. 0.9 kg Kit.


  • SYLGARD™ 170 Silicone Elastomer is suitable for use as an encapsulant or potting material.
  • Power supplies
  • Connectors
  • Sensors
  • Industrial controls
  • Transformers
  • Amplifiers
  • High voltage resistor packs
  • Relays


  • Low viscosity
  •  Long working time
  • Room temp or heat accelerated cure
  • Moderate thermal conductivity
  • UL 94 V-0 and MIL1 Spec tested to MIL-PRF-23586F (specifically listed material numbers only)
  • Enhanced flow and fill in narrow spaces and around complex geometries
  • Rapid, versatile cure processing controlled by temperature
  • Provides stress relief in applications where hard, rigid encapsulants can cause damage during thermal cycling
  • Can be considered for uses requiring added flame resistance and MIL Spec applications
  • Approved for railways standard EN45545-2: R22/R23/R24/R25/R26 – HL3
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