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

Dow DOWSIL 3-6512 Elastomer Kit

Dow DOWSIL 3-6512 Elastomer Kit is a two-part silicone elastomer system delivering exceptional flexibility thermal stability and electrical insulation. Designed for potting encapsulation and sealing in demanding industrial electronics and automotive applications it offers low viscosity easy mixing and rapid room-temperature cure. Trusted for reliability precision and consistent performance across global manufacturing environments.
  • dow dowsil 3 6512 elastomer kit_f51fd5e0
  • dow dowsil 3 6512 elastomer kit_f51fd5e0

Features Of Dow DOWSIL 3-6512 Elastomer Kit

  1. Two-component, addition-cure silicone elastomer system offering excellent flowability and low viscosity for precise mold filling.

  2. Fast room-temperature cure with optional heat acceleration, enabling high-throughput manufacturing cycles.

  3. Exceptional thermal stability and long-term flexibility across a wide service temperature range (–55 °C to +200 °C).

  4. Low compression set and high elongation at break, ensuring reliable sealing and dynamic performance in demanding environments.

  5. UL 94 V-0 rated for flame resistance and compliant with RoHS and REACH regulatory requirements.

Typical Applications Of Dow DOWSIL 3-6512 Elastomer Kit

  1. Automotive sensors and electronic control units requiring environmental protection and vibration damping.

  2. Industrial enclosures and housings for power electronics, including inverters and battery management systems.

  3. Medical device potting and encapsulation where biocompatibility support and sterilization resistance are critical.

  4. LED lighting modules requiring optical clarity, thermal management, and long-term UV stability.

  5. Aerospace-grade conformal coatings and gasketing for avionics and flight-critical subsystems.

Specifications Of Dow DOWSIL 3-6512 Elastomer Kit

Chemical TypePlatinum-catalyzed addition-cure liquid silicone rubber (LSR)
Product FormTwo-part kit: Part A (base) and Part B (curing agent), supplied separately
AppearancePart A: Translucent, low-viscosity liquid; Part B: Clear to pale yellow liquid
Mix Ratio by Weight10:1 (A:B)
Cure MechanismAddition reaction (no by-products)
Shore A Hardness (Cured)50 ± 5
Elongation at Break (Cured)≥ 350%
Primary ApplicationsPotting, encapsulation, gasketing, and soft-touch overmolding


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