MatWeb - Material Property Data Advertise with MatWeb!     Register Now
Data sheets for over 180,000 metals, plastics, ceramics, and composites.
MatWeb - Material Property Data HOME  •   SEARCH  •   TOOLS  •   SUPPLIERS  •   FOLDERS  •   ABOUT US  •   FAQ  •   LOG IN    
Recently Viewed Materials (most recent at top)  

Login to see your most recently viewed materials here.

Or if you don't have an account with us yet, then click here to register.

  Searches:   Advanced  | Category  | Property  | Metals  | Trade Name  | Manufacturer  | Recently Viewed Materials
  
Master Bond adhesives
Kohesi Bond KB 1631 FR-2 Two component, flame retardant epoxy for potting and encapsulating
Categories: Polymer; Thermoset; Epoxy; Epoxy Encapsulant, Unreinforced

Material Notes: Product Highlights:
  • Can pass UL94V-0 flame retardant test
  • Extremely low smoke generation
  • Non-halogen filler
  • Room temperature cure
  • Convenient mix ratio of 1:1 by weight
  • Excellent resistance to fuels and water
Kohesi Bond KB 1631 FR-2 is a two component, room temperature curing epoxy system. This flame retardant epoxy generates low smoke and contains a non-halogenated filler. Although KB 1631 FR-2 cures hard at room temperature, the optimum cure schedule would be an overnight room temperature set-up followed by an addition of heat at 90°C for 2 - 3 hours. KB 1631 FR-2 offers an extensive service temperature range of -51°C to +90°C, as per UL 94V-0 specification. The flow properties make it ideal for use in potting and encapsulation applications. In addition to ease of application, KB 1631 FR-2 adheres well to a wide variety of substrates including metals, ceramics, most plastics and glass. It provides superior mechanical strength properties and dimensional stability. KB 1631 FR-2 offers phenomenal electrical insulation. It also offers excellent chemical resistance to a variety of fuels, oils, lubricants and water. Part A has a black color and Part B has an off white color. Also, it has a very convenient 1:1 mix ratio by weight. With a combination of Excellent performance, ease of use and excellent flame retardant properties, KB 1631 FR-2 is widely used in electronics , microelectronics, aerospace and various OEM applications.

Typical Applications:

  • Potting
  • Encapsulation
  • Casting

Information provided by Kohesi Bond Custom Engineered Adhesives

Vendors:
Available Properties
  • Viscosity, Part B
  • Viscosity, Part A
  • Hardness, Shore D
  • Tensile Strength
  • Adhesive Bond Strength, Tensile Lap Shear, Al/Al
  • Dielectric Constant
  • CTE, linear
  • Maximum Service Temperature, Air
  • Minimum Service Temperature, Air
  • Flammability, UL94
  • Cure Time, Option 2
  • Cure Time, Optimum Cure: overnight at 23°C plus 2 - 3 hours at 90°C
  • Cure Time, Option 1
  • Working Life, 100 g of mixed epoxy
  • Shelf Life, in original unopened containers
  
Property Data

This page displays only the text
of a material data sheet.

To see MatWeb's complete data
sheet for this material (including
material property data, metal
compositions, material suppliers,
etc
), please click the button below.

Manufacturer Notes:
none

Category Notes
Plastic

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

 

Please read our License Agreement regarding materials data and our Privacy Policy. Questions or comments about MatWeb? Please contact us at webmaster@matweb.com. We appreciate your input.

The contents of this web site, the MatWeb logo, and "MatWeb" are Copyright 1996-2024 by MatWeb, LLC. MatWeb is intended for personal, non-commercial use. The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.