Michem® Grip 931

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.

See more Hydrosize products.


Exhibits excellent adhesion to metal, glass and other polar substrates. It also offers improved adhesion to polyolefin substrates. It can serve as a tie coat or primer for metal and can aid in temporary corrosion protection.


Co-polymer dispersion

Physical Properties

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

AppearanceWhite translucent liquid
pH8.0 - 10.0
Emulsifier ChargeAmmoniated dispersion
Percent Non-Volatile27.5 - 29.0
Recommended pH Range>7
Brookfield Viscosity (cps, mPa·s) <100
Spindle Number3

Site of Manufacture (and Product Code)

SNG (MGP931.S)


Ensure adequate ventilation.