Shell Tonna S3 M 68 is a premium machine tool slideway oil designed for high-precision machining operations, offering excellent stick-slip control, coolant separation, and enhanced adhesion on vertical and horizontal slides.
Premium lubricant for precision machine tool slideways and combined lubrication systems
Developed to eliminate stick-slip on slow-moving machine slides
Enhances surface finish quality and machining accuracy
Excellent tackiness for strong slideway adhesion
Effectively separates from water-miscible cutting fluids
Anti-wear properties extend component life in combined systems
Protects against corrosion, even in wet environments
Suitable for both horizontal and vertical slideway lubrication
Former name: Shell Tonna S
Global Product Code: 001D7774
Shell Tonna S3 M 68 is a high-performance slideway lubricant developed for use in machine tool slideways, tables, and feed mechanisms—particularly in high-precision and slow-moving machinery. It is also suitable for combined systems involving hydraulics, gearboxes, and headstocks. Formerly marketed as Shell Tonna S.
| Property | Typical Value | Method |
|---|---|---|
| ISO Viscosity Grade | 68 | ISO 3448 |
| Kinematic Viscosity @ 40 °C | 68 mm²/s | ISO 3104 |
| Kinematic Viscosity @ 100 °C | 8.6 mm²/s | ISO 3104 |
| Viscosity Index | 98 | ISO 2909 |
| Density @ 15 °C | 879 kg/m³ | ISO 12185 |
| Flash Point (COC) | 225 °C | ISO 2592 |
| Pour Point | -24 °C | ISO 3016 |