ARC S4+ Severe Chemical-Resistant Coating

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ARC S4+ Severe Chemical Resistant Coating Product Packaging

ARC S4+ Severe Chemical-Resistant Coating is an advanced reinforced thin film coating to protect structures against extreme chemical attack.

This is a 100% solids, VOC free application with enhanced mechanical properties and spark testable per NACE SP0188. It ensures high adhesive strength and resists concentrated chemicals.

ARC S4+ Severe Chemical-Resistant Coating is designed to:

Protect against extreme chemical attack in immersion
Provide extended wear resistance
Safely and easily apply by brush, roller, airless, or plural component spraying

ARC S4+ Severe Chemical-Resistant Coating application areas include:

Exhaust gas ductwork
Fans & housings
Chemical storage tanks
Chimneys & stacks
Heat exchangers
Tank linings

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Mix Ratio A:B

By Weight 1.9 : 1

By Volume 2.0 : 1

Working Time

5 litres is 70 mins at 16°C (60°F)

16 litres is 55 mins at 16°C (60°F)

Curing Schedule

Tack Free at 16°C (60°F) is 10 hours

Light Load at 16°C (60°F) is 24 hours

Overcoat End at 16°C (60°F) is 28 hours

Full Load at 16°C (60°F) is 52 hours

Full Chemical at 16°C (60°F) is 300 hours

Pull-Off Adhesion

(ASTM D 4541)

330 kg/cm² (32.4 MPa)

4700 psi

Vertical Sag Resistance

at 21°C (70°F) and 250 µm (10 mil)

No Sag

Maximum Temperature

(Dependent on service)

Wet Service is 60°C (140°F)

Dry Service is 150°C (300°F)

Post Cure Wet Service is 95°C (203°F)

Cured Density

1.3 g/cc

81 lb/ cu.ft.

Packaging and Coverage
Nominal based on DFT 375 μm (15 mil)
Typically applied as a 2-Coat System

1125 ml cartridge covers 3.00 m² (32.30 ft²)

5 litre kit covers 13.33 m² (143.52 ft²)

16 litre kit covers 42.70 m² (459.30 ft²)

ARC S4+ Severe Chemical-Resistant Coating Product Datasheet

ARC S4+ Severe Chemical-Resistant Coating Application Instructions

ARC S4+ Severe Chemical-Resistant Coating Safety Data Sheet Part A

ARC S4+ Severe Chemical-Resistant Coating Safety Data Sheet Part B

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