Hydrosize® HP-1632

Brand Family Overview

Hydrolube® fiber lubricants are used to protect glass fiber and other reinforcing fibers during forming, processing and post-processing. Other attribute enhancing properties vary among the product line.

See more Hydrolube products.


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


Polyimide solution

Performance Attributes

This product is used in many applications including the following:

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

See more products recommended for Fiber Sizing.
Physical Properties

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

AppearanceTransparent yellow - brown liquid
pH7.5 - 10.5
Emulsifier ChargeN/A
Percent Non-Volatile10.0 - 12.0
Recommended pH Range>7
Brookfield Viscosity (cps, mPa·s) <8000
Spindle Number4

Site of Manufacture (and Product Code)

CIN (HP1632)
AUB (HP1632.E)


Ensure adequate ventilation. Handle in accordance with good industrial hygiene and safety practice. Wear personal protective equipment.