Phillips 66® Koolkut® Transparent is a high-quality, clear, non-staining cutting oil developed for light- to medium-duty machining of ferrous and some non-ferrous metals, such as mild steel, ductile iron, and aluminum. It is transparent for good visibility of the workpiece during machining operations, and is non-staining to both ferrous and non-ferrous metals.
KOOLKUT® TRANSPARENT
NON-STAINING, TRANSPARENT CUTTING OIL

Links of Interest
Features & Benefits
- Multipurpose cutting oil for light- to medium-duty machining operations
- Transparent for good visibility of the machining operation
- Good anti-weld properties
- Helps extend cutting tool life
- Good surface finish
- Controls heat build-up
- Protects against rust and corrosion
- Non-staining to aluminum
Applications
- Koolkut Transparent is recommended for light- to medium-duty machining of ferrous and non-ferrous metals. Typical applications include:
- Automatic screw machines
- Drilling
- High-speed, low feed rate, precision machining
- Light- to medium-duty machining of ductile iron
- Sawing
- Tapping and threading of mild steel
- Turning
Technical Details
- ISO Grade: 32
- ISO Grade: 32
Licenses & Approvals
N/A
Additional Details
ISO Grade | 32 |
Specific Gravity @ 60°F | 0.89 |
Density, lbs/gal @ 60°F | 7.41 |
Color, ASTM D1500 | 1.5 |
Flash Point (COC), °C (°F) | 216 (420) |
Pour Point, °C (°F) | -21 (-6) |
Viscosity | |
cSt @ 40°C | 30.6 |
cSt @ 100°C | 5.3 |
SUS @ 100°F | 158 |
SUS @ 210°F | 44 |
Viscosity Index | 105 |
Copper Corrosion, ASTM D130 | 1a |
Chlorine, wt % | 1.95 |
Fatty Oil, wt % | Nil |
Sulfur, Total, wt % | 0.08 |
Sulfur, Active, wt % | Nil |