Hydrosize® Carbon 250

Hydrosize Carbon 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. Learn more about Hydrosize Carbon »


A polymer sizing for fiber reinforced nylon composites providing excellent strand integrity, mechanical properties and thermal resistance.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Fiber Sizingstrand integrity, chopped strands, PA compatible, PET/PBT compatible, PPS/ETP compatible, thermal stability

Physical Properties

AppearanceMilky white liquid
pH7.0 – 10.0
Emulsifier ChargeAnionic / Nonionic
Percent Non-Volatile55.0% – 58.0%
Recommended pH Range> 6
Brookfield Viscosity Range200 – 800
Spindle Number3

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

Additional Information

Description: Polyurethane dispersion

Handling: Handle in accordance with good industrial hygiene and safety practice. Use personal protective equipment as required.

Storage: Keep containers tightly closed in a dry, cool and well-ventilated place. Keep from freezing

Shelf Life: 12 Months

Technical Data Sheet: Click here to download a Technical Data Sheet PDF for Hydrosize® Carbon 250

Site(s) of Manufacture (and Product Code):

Cincinnati, OH, USA (HSCF250)