Chem-Crest 77-C is a rust inhibitor concentrate designed for use as a rinse injection into an overflowing ultrasonic rinse tank, although it may be used as a standard final dip in certain applications. This product will provide long-term oxidation protection if used as directed of mild and tool-grade steels, as well as high-carbon stainless steels. Please e-mail or call us at (800)355-2956 with any questions or concerns you may have about using this industrial grade cleaning solution. Crest recommends mixing this concentrate with water at a 20 to 1 or 10 to 1 ratio, depending on application.
Typical Usage:
Chem-Crest 77-C is effective at the prevention of oxidation due to wash chemicals in use in the cleaning process, exposure to water, and hot-air drying as well as during storage while waiting for further processing or for final product.
Operating Conditions:
Chem-Crest 77-C is typically used at 1-2% by volume in ultrasonic rinsing applications as an injection into the rinse stages. Normal operating temperatures: 100 - 150°F, dependent on the material makeup of the substrate, and the substrate material. Contact your Crest representative for product-line specific recommendations.
Substrate Compatibility:
Chem-Crest 77-C is safe on various metals, including aluminum, brass, bronze, copper, zinc, and steels when used as directed.
Storage Conditions and Disposal Methods:
Avoid freezing conditions. Dispose in accordance with Federal, State, and Local regulations and procedures. Contains Ethanolamine (CAS# 141-43-5) and is regulated under SARA Title III, Section 313.