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ARCOR® EE-91

ARCOR® EE-91 is a solvent-free epoxy rebuilding compound specially formulated to provide exceptional corrosion and abrasion protection for condensers and heat exchangers. This compound is particularly well-suited for immersion in various water environments, including saltwater, brackish water, and potable water. Notably, ARCOR® EE-91 will fully cure even when immersed in water. It can be applied at a thickness of up to 500 mils without experiencing slump. Furthermore, this product holds essential certifications such as NSF certification for portable water, USDA approval for incidental Food Contact in Meat & Poultry Production, and FDA Guideline CFR 21 Section 175.300 listing for repeated food contact use. ARCOR® EE-91 is a reliable solution for protecting equipment in demanding environments while meeting stringent industry standards. ARCOR Epoxy Technologies can tailor make or reformulate the product to suit customer needs. Please reach out if you need a custom formulated product!

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Equipment & Parts

Product Families

Ready-to-Use Products — Construction Materials
  • Other Construction Chemicals

Other characteristics

Brand
ARCOR
Features

Acid Resistant, Alkali Resistant, Chemical Resistant, Excellent Solvent Resistance, Good Abrasion Resistance, Good Flexibility

Product Type

Bonding Putty, Repair Material, Solventless & High Solids Coating; Bonding Putty; Repair Material; Solventless & High Solids Coating

Application Area

Condenser, Filters, Heat Exchangers, Hydro Wheels, Impeller, Pipes, Pump, Tank Lining, Valves, Water Screens; Condenser; Filters; Heat Exchangers; Hydro Wheels; Impeller; Pipes; Pump; Tank Lining; Valves; Water Screens

Application Method
Air Knife Coating, Wipe
Mixing

Thoroughly mix Activator into Base with mixing stick or drill with low speed mixing blade scraping sides and bottom of container or mixing board. Mix by Volume 2 parts Base to 1 part Activator. Or by weight 100 grams base to 48 grams activator. Mix thoroughly to produce an even colored, streak-free material.

Markets
Industrial
Clean Up

Clean tools immediately after use with M.E.K., Acetone, 98+% Isopropyl Alcohol or similar

Mix Ratio

2:1 by Volume (Base:Activator) 100 gm: 48 gm by Weight

Shelf LIfe
5 Years (at 13-35ºC)
Cure
Chemical Cure
Flexibility
Good Fair Flexural Strength 10,000 psi
Technology
Ready-to-Use Products
Film Thickness
up to 500 mils vertical
Weight per Gallon
12 lbs (5.44 KG)
Application Methods
  • Air Knife Coating
  • Wipe
Surface Preparation

Metal surfaces are to be cleaned and degreased then abrasive blasted with chloride free abrasive. Exterior applications to SSPC SP-10 near white metal finish minimum 3 mil profile. Immersion applications to SSPC SP-5 White Metal, 3-5 mil profile. Grind flat all burrs, weld seams, radius sharp edges. Fresh blasted surfaces to be rebuilt as quickly as possible to prevent oxidation of the surface. For larger surface areas with ferrous metals apply a primer layer of ARCOR™ S-30 Prime to prevent oxidation of the surface and allow time for proper rebuilding of the damaged area.. Concrete surfaces should be degreased if oil and grease contamination is present. Degreased surface shall be high pressure washed, acid etched and high pressure washed again so surface is clean and free of all grease, oils and surface laitance. Existing coatings should be abrasive blasted to clean concrete. Prime with ARCOR™ EE-10

Ready to Use Product Features
  • Acid Resistant
  • Alkali Resistant
  • Chemical Resistant
  • Excellent Solvent Resistance
  • Good Abrasion Resistance
  • Good Flexibility

Technical data

Table 1 of 2

2 rows
CharacteristicValueUnit
Maximum Temperature for Immersion Service49.0°C
Maximum Temperature for Dry Heat93.0°C

Table 2 of 2

2 rows
CharacteristicValueUnit
Solid Content100.0% Volume
Pot Life (at 72°F)35.0min/kg

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