Cortec VpCI®-309 Powders

Product Description

VpCI®-309 is a Vapor phase Corrosion Inhibitor powder for corrosion protection of ferrous metals in recessed areas, interior cavities and voids.

VpCI®-309 provides an extremely efficient dry method to protect metals within an enclosed space. The VpCI® vaporizes and adsorbs on all metal surfaces reaching all exposed areas including recessed sections and interior cavities.

VpCI®-309 SF, a silica-free version, is available upon request.

Features

• Does not contain silicates, phosphates, nitrites, or heavy metals  
• Provides up to 24 months of continuous protection  
• Provides monomolecular inhibiting layer  
• Vapor phase inhibiting action protects inaccessible and recessed surfaces  
• Protected products can be shipped to customers without removing powder  
• If the VpCI® layer is disturbed by moisture or opening the enclosed space, the layer is replenished by continuous vapor redeposition  
• Little or no surface preparation is required  
• Prevents further corrosion of pre-coated and painted surfaces  
• Easy to apply  
• When required powder can be removed by air gun or water rinse
• Provides protection of aluminum, carbon steel, and steel alloys  
• Commercial equivalent to MIL I-22110C  
• LD50 ORAL: 2100mg/kg of body weight

Applications

• Tubular structures, pipes, vessels and turbines  
• Internal surfaces of compressors, turbines, engines, tanks, boilers and heat exchangers  
• Dry lay-up of closed circuit cooling systems  
• Equipment protection after hydrostatic testing 
• Parts, components and completed assemblies during shipping and storage
• Segmental concrete bridge tendons/cables

Packaging and Storage

VpCI®-309 is available in 5 pound (2.3 kg), 50 pound (23 kg), and 100 pound (45 kg) lined drums. Store in a sealed container in a dry warehouse avoiding direct exposure to sunlight, with temperature not exceeding 150°F (65°C). Shelf life is up to 24 months.

Metals Protected

• Carbon steel  
• Stainless steel  
• Aluminum