Hydrosize® HP-1632

Hydrosize Family Overview

Our Hydrosize® line of products includes sizing solutions designed for use in the manufacturing of glass fiber, carbon fiber and natural fiber, including both chopped and continuous formats of those fibers. These are in turn used to manufacture composite products and components. Learn more about Hydrosize »


An APE free specialty coating and high temperature fiber sizing which offers excellent adhesion properties and abrasion resistance.

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Fiber Sizingchopped strands, PA compatible, PC compatible, PPS/ETP compatible, thermal stability

Physical Properties

AppearanceTransparent yellow - brown liquid
pH7.5 – 10.5
Emulsifier ChargeN/A
Percent Non-Volatile10.0% – 12.0%
Recommended pH Range> 7
Brookfield Viscosity Range< 8000
Spindle Number4

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

Additional Information

Description: Polyimide solution

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

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

Shelf Life: 24 Months

Technical Data Sheet: Click here to download a Technical Data Sheet PDF for Hydrosize® HP-1632

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

Cincinnati, OH, USA (HP1632)