Hydrosize® EP834

Brand Family Overview

Our Hydrosize® line of products includes sizing solutions designed for use in the manufacturing of glass fiber, carbon fiber and natural fiber, using chopped strand or continuous strand fiber glass. These are in turn used to manufacture composite products and components.

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A continuous fiber sizing ideal for both carbon and glass fiber reinforcements. This product is also PET/PBT compatible and APE free.


Nonionic epoxy dispersion

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Fiber Sizingchopped strands, continuous fiber, thermosets compatible

See more products recommended for Fiber Sizing.
Physical Properties

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

AppearanceMilky white
pH5.0 - 8.0
Emulsifier ChargeNonionic
Percent Non-Volatile59.0 - 61.0
Recommended pH Range2.0 - 12.0
Brookfield Viscosity (cps, mPa·s) <5000
Spindle Number4

Site of Manufacture (and Product Code)

CIN (EP834)
SNG (EP834.S)


Avoid contact with eyes, skin and clothing. Handle in accordance with good industrial hygiene and safety practice. Wear personal protective equipment.