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Chem-Crest® 77-C

Rinse-injection long-term rust inhibition concentrate.

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.

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Download a PDF of the Chem-Crest 77-C product sheet — which contains the information below:
DescriptionChem-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.
Typical UsageChem-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 ConditionsChem-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 material. Contact your Crest representative for product-line specific recommendations.
Substrate CompatibilityChem-Crest 77-C is safe on various metals, including aluminum, brass, bronze, copper, zinc, and steels — when used as directed.
AvailabilityChem-Crest 77-C is available in cases of (4) x 1-gallon plastic bottles, 5-gallon pails, 55-gallon containers, and specialty sizes upon request.
Physical DataFlash Point: None
Specific Gravity: 1.02 +/- 0.05
ph: 5% solution = 10.0 +/- 0.75
Solubility in Water: Complete
Volatiles: N/A
(The above are typical values and do not constitute specifications.)
Storage Conditions and Disposal MaterialsAvoid freezing conditions. Dispose in accordance with Federal, State, and Local regulations and procedures. Contains potassium and sodium hydroxide. Contains Ethanolamine (CAS# 141-43-5) and is regulated under SARA Title III, Section 313.
Safety PrecautionsSee Safety Data Sheet
Disclaimer: All statements, technical information, and recommendations contained herein are based on tests or other information available to us, which we believe to be reliable, but the accuracy and completeness thereof is not guaranteed and are made without representation or warranty. They are presented for your own investigation and verification. Products discussed are sold without warranty, expressed or implied, in law or fact and upon the condition that the purchasers make their own tests to determine the suitability of such products to their particular purpose. We shall not be liable for any injury, loss, or damage direct or consequential, arising out of the use or the inability to use the product. It is the user's obligation and responsibility to determine that any use of the product or the information may infringe on patent rights.
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