Description
Product Data Sheet
Castrol MAGNA SW D 220
Premium Slideway / Machine Tool Oil – ISO VG 220
Product Description
Castrol MAGNA SW D 220 is a high-quality slideway oil designed for precision machine tools. It provides excellent lubrication for linear and guideway surfaces, reducing friction and ensuring smooth motion for slides, ways, and feed mechanisms. Formulated with premium base oils and anti-wear additives, it protects against corrosion, oxidation, and wear, while maintaining a stable lubricating film under varying loads and temperatures.
Applications
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Linear slideways and machine tool guideways
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Precision grinding machines, lathes, and milling machines
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CNC and conventional machine tools
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Circulating systems in machine tool lubrication where ISO VG 220 is specified
Performance Features
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Reduces stick-slip for smooth, precise slide movement
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Excellent anti-wear protection for ways and bearings
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Corrosion and rust prevention for metal surfaces
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Stable oxidation and thermal performance for long oil life
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Good water separation and cleanliness properties
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Compatible with most metals and elastomers used in machine tools
Typical Physical Properties
| Property | Typical Value | Test Method |
|---|---|---|
| ISO Viscosity Grade | 220 | ISO 3448 |
| Kinematic Viscosity @ 40°C (cSt) | 220 | ASTM D445 |
| Kinematic Viscosity @ 100°C (cSt) | 19.2 | ASTM D445 |
| Viscosity Index | 98 | ASTM D2270 |
| Density @ 15°C (kg/L) | 0.895 | ASTM D4052 |
| Flash Point (°C) | 249 | ASTM D92 |
| Pour Point (°C) | -9 | ASTM D97 |
| Rust Protection | Pass | ASTM D665 |
Storage & Handling
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Store in a cool, dry area away from sunlight
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Keep containers tightly closed to avoid contamination
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Avoid mixing with other oils unless compatible
