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HomeShop SuppliesAdhesives, Tapes, & SealantsSealantsSilicone SealantDow Corning 1890 Gray Protective Coating - 3.8 Liter Can
Dow Corning 1890 Gray Protective Coating - 3.8 Liter Can
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Dow Corning 1890 Gray Protective Coating - 3.8 Liter Can

Part#: 4107720
Our Price: $168.79
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Material Safety Information
Code: UN1268 | Class: 3 | Group: II - Details
Material Safety Data Sheet: MSDS1
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1 - 11$168.79 ea.
12+$162.54 ea.
One-part, protective silicone rubber coating for motors and electrical equipment.


  • Electrical equipment completely coated with Dow Corning 1890 Protective Coating can be readily cleaned by hosing with water


  • One-part silicone rubber coating
  • Supplied as a thick liquid, cures to a rubbery solid
  • Dow Corning 1890 Protective Coating is a general purpose coating material providing extra protection to such electrical equipment as:
  • Motor stator windings Protects insulated motor windings from: dust occurring in quarries, cement plants, mines, taconite mills; moisture in dairies, food processing plants, paper mills, bottling plants; chemicals in tanneries, packing and dye houses, fertilizer plants
  • Bus bars Exposed bus bars can be quickly coated by brushing on Dow Corning 1890 Protective Coating
  • Splices and connectors Provides insulated splices with additional protection against ultraviolet radiation, water and moisture; exposed connections covered with this coating are protected against contaminants and corrosive fumes
  • Transformers Insulates the tops of distribution transformers and prevents short circuits caused by animals bridging between exposed terminals and the grounded tanks; also prevents short circuiting caused by birds or animals on other equipment
  • Wooden pole tops and insulator pins Prevents pole-top damage resulting from weathering and moisture when used to seal the end-grains of wooden poles; applied to wooden insulator pins and crossarms; prevents damage due to current tracking and subsequent burning
  • Overall Rating for Dow Corning 1890 Gray Protective Coating - 3.8 Liter Can
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    Dow Corning 1890 Gray Protective Coating - 3.8 Liter Can
    Product Details
    UOM : Each
    Size : 3.8 Liter
    Shipping Weight : 11 pounds
    Manufacturer P/N : 4107720
    ECCN : 7A994
    Alt. P/Ns : RTV1890
    Disclaimer: While reasonable efforts have been made to ensure all information on this website is accurate, and Styles Logistics, Inc. do not assume responsibility for any errors or omissions. All specifications, illustrations, data and prices are subject to change without notice.
  • Provides excellent moisture resistance and protection from sand and dust particles
  • Ease of handling (can be applied in the field or shop by brushing or spraying)
  • Good electrical insulating properties
  • Adhesion to painted or unpainted metal, glass and wood surfaces
  • Room temperature cure
  • Flexibility from -75 to 350F (-59 to 177C) for continuous use and up to 400F (204C) for intermittent use
  • Resistance to ultraviolet radiation, weathering
  • Tack-free within 25 minutes; forms rubbery overcoat in a few hours
  • FDA 21 CFR 177.2600
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