DowSyn VM260
Model : VM260
DowSyn VM260 is a hydrogenated styrene-diene star polymer. It is a premium viscosity index improver (HSD VII) with excellent shear stability and good thickening efficiency.
DowSyn VM260 is readily dissolved well in solvent-refined mineral oils, hydrogenated base oils and fully synthetic oils.
This high quality product is designed for use in the formulation of multigrade oils meeting the stringent performance requirements of modem diesel and gasoline engine oil specifications.
Characteristic锛?lt;/strong>Excellent shear stability锛?ess than 20 SSI锛?
Good thickening efficiency
Excellent low temperature performance to formulate diesel and gasoline lubricants
Performance in Base Oils 锛?amp;nbsp;
| Item | Typical | Test Method |
| Appearance | White crumb packed in bags | Visual |
| Formulated in 150N(Group II) | ||
| KV100 mm2/s @Base Oil | 5 | ASTM D445 |
| KV100 (1% dissolved in base oil *) | 12.05 | ASTM D445 |
| KV100 after 30 cycles in Kurt Orbahn | 11.27 | ASTM D7109 |
| Shear Stability Index | 11 | ASTM D6022 |
| CCS@-30??lt;/span>, mPa.s | 4070 | ASTM D 5293 |
| MRV@-35??lt;/span>, mPa.s | 27700 | ASTM D4684 |