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ASCOTRAN® R is a ready-to-use, liquid-form, organic corrosion inhibitor that is designed for ferrous and non-ferrous metals in contact with neutral-to-alkaline aqueous solutions. This product provides a convenient and effective solution for preventing corrosion in various applications, ensuring long-term protection for metal surfaces. The liquid form makes it easy to use and integrate into existing systems, and its organic composition provides a safe and environmentally friendly alternative to traditional corrosion inhibitors.

End Uses: Metalworking Fluids

Functions: Corrosion Inhibitor

Features: Excellent Ferrous or Yellow Metal Protection, Foaming Resistant, Non-Flammable, Water Soluble

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Fluids & Lubricants Functions

Features & Benefits

Product Benefits
  • Fully water-soluble liquid.
  • Non-flammable.
  • Non foaming.
  • Protects efficiently copper and alloys.
  • Protects efficiently against galvanic corrosion of metals.
  • Free from bore, phosphate, molybdate, silicate or nitrite.
  • Stable in hard waters.
  • Exclusively made of authorized substances for food contact cleaners.

Applications & Uses

Markets
Fluids & Lubricants End Use
Use Level
1.5 - 4%
Product Applications
  • Glycol or alcohol-based heat-transfer fluids or coolants.
  • Antifreeze fluids and de-icing solutions.

Properties

Physical Form
Appearance
Yellow limpid liquid
Miscible in
Water, Ethanol, Glycols, Acetone, Isopropanol, White spirit
Typical Properties
ValueUnitsTest Method / Conditions
Density (at 20°C)0.98 - 11.02ASTM D1122
pH Range (at 20°C)6.7 - 8.3ASTM D1287
Viscosity (at 20°C)48 - 68cpsASTM D2515
Freezing Pointmax. -5°CASTM D1177

Technical Details & Test Data

Performance Test

Galvanic protection
Method: ASTM D1384
Medium: corrosive water / EG mixture (ref. standard).

ASCOTRAN® R - Performance Test

Multi-metallic protection
Method: IP329; 50°C, 330h
Medium: deionized water adjusted at pH≈9 with NaOH if necessary.

ASCOTRAN® R - Performance Test - 1

 

Comparative studies with competitive inhibitors:
Method: ASTM D1384
Medium: corrosive water / EG mixture (see standard).
Competitor 1 & 2: liquid multi-metallic corrosion inhibitors.

ASCOTRAN® R - Performance Test - 2

Cuprous metals protection
Method: ASTM D130, 3h, 100°C
Medium: hydrosoluble oil, ready-to-use.
Comparative study with azoles :
BZT : pure benzotriazole ; TT : pure tolyltriazole

  0 50 ppm 100 ppm
Ascotran-R 3b 1a 1a
BZT 3b 1b 1a
TT 3b 1b 1a

Packaging & Availability

Country Availability
Regional Availability
  • Canada
  • USA
Standard Packaging
  • Plastic pail of 30 kg net.
  • Metal drum of 200 kg net.
  • IBC of 1000 kg net.
  • Pail: 1.5kg
  • Drum: 15kg
  • IBC: 70kg

Storage & Handling

Shelf Life
24 months
Storage Conditions
  • Avoid direct exposure to sunlight.
  • 2 years in its original closed drum, in storage conditions described above.
  • With time, the color of the product may turn darker, but it doesn’t modify its properties.