Hydrosize® Carbon 620

Brand Family Overview

Hydrosize® Carbon film forming dispersions optimize the surface chemistry of reinforcement fibers that are integral to high performance carbon fiber composites. This series of grades offers a wide variety of solutions depending on the resin compatibility, fiber type, and desired composite performance.

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A carbon fiber sizing that provides excellent strand integrity and thermal resistance.


Nonionic epoxy dispersion

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Fiber Sizingcontinuous fiber, strand integrity, thermal stability

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Physical Properties

These physical properties are typical but should not be considered specifications.

AppearanceMilky white liquid
pH5.0 - 11.0
Emulsifier ChargeNonionic
Percent Non-Volatile44.0 - 47.0
Brookfield Viscosity (cps, mPa·s) 0 - 2000
Spindle Number3

Site of Manufacture (and Product Code)



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