Cortec Corshield® VpCI®-649 Nitrite Free Powder Corrosion Inhibitor

Product Description

VpCI®-649 Powder is a unique powder formulation for protecting different metals against corrosion. It is designed to provide longterm protection in open and closed loop cooling systems.

VpCI®-649 Powder combines contact and volatile corrosion inhibitors in a biodegradable formulation that does not contain nitrites, phosphates, chromates, or heavy metals. Being environmentally safe, it helps solve the problem of disposal, particularly for large quantities of water.

VpCI®-649 Powder also contains a blend of organic-based scale inhibitors, which prevent scale formation in pipes and towers.

Features

• Effective for a broad range of applications to stop aggressive corrosion from fresh water
• Biodegradable, and nitrite-free 
• Low concentration effectiveness provides economical treatment
• Vapor phase action provides protection to areas that contact inhibitors cannot reach 
• Readily water-soluble 
• Protects copper, steel,and galvanized steel
• Easy application
• Does not contain free amines 
• Economical (100% active) 
• Easily traceable utilizing a Molybdenum test kit. VpCI®-649 Powder contains 1.2% Mo by weight, in the form Na2MoO4• 2H2O (at 3.0% of total formulation).

Typical Applications

• Open and closed loop cooling systems
• Fire extinguishing system dry lay-up
• Hydrostatic testing of pipelines, casings, tanks, and valves
• Cooling towers lay-up

Method of Application

VpCI®-649 Powder should be added starting at (1500-2000 ppm) by weight to the water

Typical Properties

Packaging

VpCI®-649 Powder is available in 5 pound (2.3 kg) water-soluble bags, 50 pound (22 kg), and 100 pound (45 kg) packages. Product should be stored in a tightly closed container. Shelf life is 24 months.