ThermaGloss® 425FLT

Brand Family Overview

ThermaGloss® overprint varnishes (OPVs) impart excellent gloss to preprinted linerboard. Coated linerboard passes through the corrugator without picking, softening or smearing. Superior heat resistance eliminates the need for hotplate temperature reduction.

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A high heat resistant overprint which imparts a matte finish to preprint linerboard while eliminating picking and smearing of the inks through the hot plate section of the corrugator.


Water based, matte finish, heat resistant overprint varnish

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Perishablesoverprints with heat resistance

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Physical Properties

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

AppearanceCream colored liquid
EZ Cup Viscosity (s) 22 - 32
Cup Number2
pH8.5 - 9.5

Application Data

ThermaGloss® 425FLT is designed for application by flexo or gravure on a preprint press. EZ Cup Viscosity = 22 - 32seconds, #2 Cup.


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