Need Help? Call Customer Service (781) 332-0707
  • Contact us
  • Shop
  • Distributor Locator
  • Sign in
Express OrderCartQuote
  1. Home/
  2. Products/
  3. Conformal Coatings/
  4. Silicones/
  5. HUM 2C51

Memberships & Certifications

Image alt
Image alt
Image alt
Image alt
Image alt
Image alt

A Global Leader

Chase Corporation is a global specialty chemicals company that is a leading manufacturer of protective materials for high-reliability applications across diverse market sectors.

LinkedinYouTube

© Copyright 2026 Chase Corp. All Rights Reserved.

Links
  • Brands
  • Markets
  • Support
  • About Us
  • Careers
  • Legal
  • Do Not Sell or Share My Personal Information
  • Cookie Settings
Privacy Disclosures
  • Accessibility Statement
  • Privacy Policy

© Copyright 2026 Chase Corp. All Rights Reserved.

Logo alt
Logo alt
  • Products
  • Brands
  • Markets
  • Solutions
  • Support
  • Expert Insights
  • About Us
  • We Make a Material Difference
    • HumiSeal

    HUM 2C51

    HUM 2C51
    HumiSeal

    HUM 2C51

    HUM 2C51

    HumiSeal® 2C51 is a two-component high strength, fast curing silicone encapsulating gel supplied as Parts A and B, suitable for general printed circuit board applications. HumiSeal® 2C51 is characterized by room temperature cure and low viscosity for ease of application and contains UV tracer for ease of inspection. The two components of HumiSeal 2C51 are blue and yellow and turn green when mixed. HumiSeal® 2C51 is RoHS Directive EU 2015/863 compliant.

    Overview

    HumiSeal® 2C51 is a two-component high strength, fast curing silicone encapsulating gel supplied as Parts A and B, suitable for general printed circuit board applications. HumiSeal® 2C51 is characterized by room temperature cure and low viscosity for ease of application and contains UV tracer for ease of inspection. The two components of HumiSeal 2C51 are blue and yellow and turn green when mixed. HumiSeal® 2C51 is RoHS Directive EU 2015/863 compliant.

    View SpecificationsFind SDSRequest SampleDownload TDS

    Have a Question and Need to Speak to an Expert?

    Our experts are ready to answer your questions!

    Contact Us
    Chase corp logo
    Contact Us
    • Chase Global Operations Center and Corporate Headquarters
    • 375 University Ave.
      Westwood, MA 02090
    • Corp Offices: (+1) 781-332-0700
    • Corp Fax: (+1) 781-332-0701
    • Customer Service: (+1) 781-332-0707

    • Overview / Specs
    • Downloads
    • Related products

    HumiSeal® 2C51 is a two-component high strength, fast curing silicone encapsulating gel supplied as Parts A and B, suitable for general printed circuit board applications. HumiSeal® 2C51 is characterized by room temperature cure and low viscosity for ease of application and contains UV tracer for ease of inspection. The two components of HumiSeal 2C51 are blue and yellow and turn green when mixed. HumiSeal® 2C51 is RoHS Directive EU 2015/863 compliant.

    Overview

    HumiSeal® 2C51 is a two-component high strength, fast curing silicone encapsulating gel supplied as Parts A and B, suitable for general printed circuit board applications. HumiSeal® 2C51 is characterized by room temperature cure and low viscosity for ease of application and contains UV tracer for ease of inspection. The two components of HumiSeal 2C51 are blue and yellow and turn green when mixed. HumiSeal® 2C51 is RoHS Directive EU 2015/863 compliant.

    Specifications

    ChemistrySilicone
    Curing ConditionsAir, Heat
    Material30 minutes @ 70°C or 60 min @ RT
    Cure Time30 minutes @ 70°C or 60 min @ RT
    Volatile Organic Compounds0 g/l

    Downloads

    • HUM 2C51 Technical Data Sheet

      PDFDownload

    • HumiSeal RoHS Certificate Acrylic Conformal Coatings

      PDFDownload

    • HumiSeal REACH Statement

      PDFDownload

    Related products

    Feature Image
    HumiSealHUM 1B51NSHUM 1B51NS

    HumiSeal® 1B51NS is a fast drying, single component, synthetic rubber conformal coating that contains methylcyclohexane solvent that is more environmentally friendly than traditional solvents.

    Contact Us for Price
    Feature Image
    HumiSealHUM 1A33GELHUM 1A33GEL

    HumiSeal® 1A33 Gel is a single component thixotropic polyurethane paste, suitable for general printed circuit board applications.

    Contact Us for Price
    Feature Image
    HumiSealHUM 2E11HUM 2E11

    HumiSeal® 2E11 is a room temperature curing two-part epoxy system designed for electronic sealing, encapsulating and potting applications.

    Contact Us for Price
    Feature Image
    Contact Us for Price
    Feature Image
    HumiSealHumiSeal 1C51 5LHUM 1C51

    OverviewHumiSeal® 1C51 is a high-performance, VOC-free silicone conformal coating that cures quickly with thermal application. Its low viscosity and extended pot life facilitate easy application......

    Contact Us for Price
    View options
    Feature Image
    HumiSealHUM 1B51LUHUM 1B51LU

    HumiSeal® 1B51LU is a fast drying, single component, synthetic rubber conformal coating that provides excellent moisture and environmental protection for printed circuit assemblies.

    Contact Us for Price