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Cola® Cor 372 is used as a low-foaming corrosion inhibitor in metalworking fluids, in rolling emulsions and water-based hydraulic fluids. Cola® Cor 372 is insoluble in water.  Water soluble salts of Cola®Cor 372 are obtained by neutralization with alkanolamines and hydroxides and useful alone or combined with other water soluble corrosion inhibitors or lubricants. Alkanolamines salts derived from Cola® Cor 372 show excellent corrosion inhibition for steel and hard water stability.

Chemical Name: Cyclohexylamine

Functions: Corrosion Inhibitor

CAS Number: 108-91-8

Labeling Claims: Boron-free, Secondary amines-free

End Uses: Alkaline Cleaners, Metal Cleaners

Synonyms: 1-Amino-cyclohexane, 1-Aminocyclohexane, 1-Cyclohexylamine, Aminocyclohexane, Aminohexahydrobenzene, Cyclohexyl Amine, Hexahydro-Aniline, Hexahydro-Benzenamine, Hexahydroaniline, Hexahydrobenzenamine

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Identification & Functionality

Chemical Name
Cleaning Ingredients Functions
CAS No.
108-91-8
EC No.
203-629-0

Features & Benefits

Product Highlights
  • Multi-metal corrosion protection
  • Reduces cobalt leaching
  • Low foaming  
  • Hard water stable  
  • Boron-free  
  • Free of secondary amines
  • Partially preneutralized
Performance Characteristics

Performance Testing

Test Summary Results
Cast Iron Chip Test (1% active solution in tap water) Pass
Chip Stack Corrosion Test (- 48 hrs, 25°C) No corrosion at either concentration
Aluminum Block Stain Test (- 72 hrs, 25°C) No staining on 2024, 3003, H14 or 6061 alloys at either concentration
Aluminum Block, Dried Residue Test (- 72 hrs, 25°C) No staining at either concentration, 6061 alloy
Stack-Stain Corrosion Test, 1.0% only (- 7 days, 25°C) No rust on 1010 cold rolled steel, no staining on 3003 H14 Al alloy

Samples neutralized to pH 8.5, tested at 0.5 and 1.0% concentration

Applications & Uses

Markets
Home Care Applications
I&I Cleaning Applications
Recommended Uses & Known Applications
  • Metalworking fluids (emulsions, semisynthetic, synthetic)
  • Rolling emulsions
  • Mild alkaline metal cleaner
  • Fire-resistant hydraulic fluids (HFAE, HFAS)
  • Polymer quenchants
  • Anywhere corrosion inhibitors are needed
  • Multi-metal – useful on magnesium, steel, and aluminum

Properties

Physical Form
Appearance
Clear liquid
Insoluble in
Water
Typical Properties
ValueUnitsTest Method / Conditions
Color (Gardner BYK)max. 6
Colormax. 6Gardner BYK
Acid Value165-180
Alkali Value50-76
Moisture Content9-12%

Regulatory & Compliance

Packaging & Availability

Packaging Type
Packaging Information

Cola®Cor 372 is shipped in 55 gal. drums, net weight 450 lbs (204.1 kg) or 275 gal. totes.

Storage & Handling

Shelf Life
24 months
Storage and Handling

Cola®Cor 372 should be stored in closed containers.