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Dow Corning DC4 Silicone Compound

A non-melting, waterproofing and insulating silicone compound for ignition systems and electronic equipment. To specification MIL-59860-C.

Dow Corning DC4 is a dimethyl silicone compound for a variety of lubrication and protection applications.  Uses of Dow Corning 4 Electrical Insulating Compound include:

  • Moisture-proof seal for aircraft, automotive and marine ignition systems and spark plug connections
  • Waterproof electrical connections
  • Electrical assemblies and terminals
  • Seal and lubricant for cable connectors, battery terminals, rubber door seals and rubber and plastic O-rings
  • Assembly lubricant for various metal-on-plastic and metal-on-rubber combinations
  • Lubrication for control and pressure plug valves

Features: Maintains serviceable consistency from -70 to 400°F  (-57 to 204°C), Practically nonvolatile, Odourless, Resistant to a wide range of chemicals; generally resistant to mineral oils, vegetable oils, air, dilute acids, alkalines and most aqueous solutions, Moisture resistant, Electrically insulating, Excellent rubber lubrication, Excellent release and sealing properties, Resistant to oxidation, Essentially nontoxic and nonmelting, Show little tendency to dry out in service.

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All our stock is available for next day delivery. In addition we have distributorships for Aircraft Tool Supply, LP Aero Plastics, Falcon Gauge, Ceconite / Randolph and Shield Technology to name but a few!

We are also the UK and European distributor for Aircraft Spruce and Speciality, with whom we have been doing business with for over 25 years.

Should you ever need any further information then our experienced sales team are just a phone call or email away and will happily answer any questions you may have.