SEIVIO Lovolub B149 Wafer Sizer Grease It is a linear perfluoropolyether oil with extremely low friction coefficient.Ultra-fine nanoscaleIt is made of thickened PTFE and refined with special anti-corrosion additives. Dedicated to precision moving parts of wafer sorting equipment (semiconductor back-end equipment for picking, inspecting, sorting, and transporting wafers)。
Performance | data |
color | Visual inspection |
texture | smooth |
smell | mild |
specific gravity,@ 77°F(25°C) | 2.0 |
Drop point,ASTM D-2265 | None |
viscosity,cSt @ 40℃ | 150 |
cone penetration,ASTM D-217 @ (25℃) | 265-295 |
four ball test, ASTM D2596,N | 3000 |
vapor pressure,20℃,Pa | 2x10-7 |
total mass loss,ASTM E 595-90(TML) | 0,19% |
volatile condensates,ASTM E 595-90(CVCM) | 0,05% |
operating temperature,℃ | -50~250 |
Shelf life (unopened and fully sealed) | 5 years |
The data provided are typical representative values.Adjustments may be made during normal production that do not affect product performance, and the information contained herein is subject to change without notice. | |