VaporCoat® 850

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.


Designed primarily for MVTR, it also provides water resistance and some oil and grease resistance. It is gluable with both cold set and hot melt adhesives and is printable with water based inks.


Moisture barrier (MVTR) coating.

Physical Properties

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

AppearanceOff-white to gray emulsion
pH8.0 - 10.0
Percent Non-Volatile60.5 - 62.0
Brookfield Viscosity (cps, mPa·s) 450 - 850
Spindle Number3

Site of Manufacture (and Product Code)


Application Data

VaporCoat® 850 should be applied via rod coater.