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Archco 476 Series
Brand: Denso North America
A range of high performance two-part phenolic-novolac epoxies for lining of tanks and pipes.
A range of two-part, high-temperature resistant, epoxy phenolic-novolac linings designed for internal tank linings requiring excellent chemical and temperature resistance over a wide range of temperatures and pressures.
Archco 476F Epoxy is an 85% solids, two-part, high-temperature resistant, epoxy phenolic-novolac system designed for internal tank linings and pipes.
Archco 476F contains a proprietary mixture of flake and fiber reinforcement to meet API RP 652 (October 2006) guidelines as a thick-film reinforced lining.
Archco 476 LT / 476P Epoxy is a two-part, high-temperature resistant, epoxy phenolic-novolac system designed for internal tank linings requiring excellent chemical and temperature resistance over a wide range of temperatures and pressures.
Features- Excellent adhesion
- Excellent chemical resistance
- Excellent abrasion and impact resistance
- High temperature immersion resistance:
- Archco 476 / 476 LT / 476P: (up to 275°F / 135°C)
- Archco 476F: (up to 250°F / 121°C)
- Good cathodic disbondment resistance
- Fast cure
- Versions available in airless or plural
- Versions available with glass flake and low temperature grade
- Fast return to service
- Application at temperature down to 20°F (-7°C)
Specifications
Brand
Solids Content By Volume
- 85%
- 100%
Base Component - Unmixed @ 77°F (25°C)
- Specific Gravity: 1.2 - 1.3
- Viscosity: 5,000 - 80,000 cP
- Color: White
Hardener - Unmixed @ 77°F (25°C)
- Specific Gravity: 1.2 - 1.3
- Viscosity: 2,000 - 34,000 cP
- Color: Blue, Black
Mixed Material - Mixed @ 77°F (25°C)
- Specific Gravity: 1.2 - 1.3
- Viscosity: 10,000 - 60,000 cP
- Color: Blue, Gray
Mixing Ratio (A/B)
- by Volume: 2:1
- by Weight: 2:1, 1:8:1
Cure Times
- Pot Life @ 77°F (25°C): 30 - 50 minutes
- Pot Life @ 97°F (36°C): 5 - 10 minutes
- Time to Dry @ 35°F (2°C): 12 - 20 hours
- Time to Dry @ 50°F (10°C): 4 - 12 hours
- Time to Dry @ 77°F (25°C): 2 - 4 hours
Cure for Immersion (Crude Oil)
- @ 35°F (2°C) 20 - 24 hours
- @ 75°F (24°C): 8 - 14 hours
Theoretical Coverage
- 80 ft² / 20 mils/gallon (2.0 m² /508 microns/L)
- 27 ft² /50 mils/gallon (0.65 m² /1.3 mm/L)
Thickness per Coat
- 10 - 20 mils (254 - 508 microns)
- 20 to 30 mils (508 - 762 microns)
- 10-40 mils (254-1016 microns)
Holiday Detection – Based on min. mil.
- 100 Volts/mil (3,936 V/mm)
Hardness (ASTM D2240-02)
- Shore D 85
Adhesion to Steel
- 3,200 psi (22 MPa)
Application Temperature
- 40°F to 130°F (4°C to 54°C)
- 50°F to 130°F (10°C to 54°C)
- 20°F to 100°F (-7°C to 38°C)
- 35°F to 120°F (2°C to 49°C)
Service Temperature
- 35°F to 275°F (2°C to 135°C)
- 35°F to 250°F (2°C to 121°C)
- Corrosion Protection for Steel Tanks, Vessels, Internal and External Pipes in a Variety of Industries
- Protect Tanks, Vessels and Piping against Crude Oil, Seawater, Wastewater, Fuels, Solvents, and Lubricants up to 225 - 275°F (107 - 135°C)
- It is an 85% Solids System for Single- Leg Airless Component Spray Applications
- Designed for 100% Solid Plural-Component Spray Applications at Low Ambient Temperatures and / or Where Fast Return to Service is Required
Documentation
Data Sheets
- Archco 476 Epoxy Datasheet pdf 170 KB
- Archco 476 LT Epoxy – A Low Temperature Cure Version of Archco 476 pdf 172 KB
- Archco 476F Epoxy – Thick-film Reinforced Epoxy Phenolic-Novolac Tank Lining pdf 169 KB
- Archco 476P Epoxy – 100% Solids High Temperature Internal Epoxy Phenolic–Novolac Lining for Tanks and Pipes – Plural Component pdf 171 KB