Series 425

Epoxoline ARO

Generic Type

Polyamine Epoxy

Common Usage

A 100% volume solids Abrasion Resistant Overcoat (ARO) system designed as a protective topcoat for fusion bonded epoxy (FBE) during directional- and thrust-bore drilling and other severe abrasive pipeline applications. ARO can also be used as a direct to metal (DTM) system to protect steel or ductile iron substrates when HDD (horizontal directional drilling) or abrasion is a concern. Contact Tnemec for more information.

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Recommended DFT

20.0 to 40.0 mils (508 to 1016 microns) in one coat with multiple passes.

Curing Time

Temperature To Handle Max. Recoat
75°F (24°C) 2 hours 24 hours

Volatile Organic Compounds

0.15 lbs/gallon (18 grams/litre)

HAPS

0.10 lbs/gal solids

Theoretical Coverage

1,604 mil sq ft/gal (39.4 m²/L at 25 microns). See APPLICATION for coverage rates.

Number of Components

Two: Three Part A (epoxy) to One Part B (amine)

Volume Solids

100% (mixed)

Primers

Self-priming

Finish

Semi-gloss

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