Technical Index of Diffusion Pump Oil IOTA 705 highlights its chemical composition as Pentaphenyl trimethyl trisiloxane, with an ultimate vacuum capability of 1x(10-910-10) torr (untrapped). Other key specifications include a vapor pressure of 3x10-10 at 25°C (77°F), a specific gravity ranging from 1.090 to 1.100, and viscosity values of 170175 cSt at 25°C and 6164 cSt at 40°C. The oil's flash point is ≥243°C, with a refractive index of 1.57651.5785 at 25°C. It has a congealing point of ≤-14 to -18°C, and a molecular description of 546. IOTA 705 finds versatile applications across industries, including electrical and electronics, optical, metallurgy, and plastics, where it enhances surface improvements, coatings, and vacuum systems. Packaging options range from 1kg plastic bottles to 200kg iron drums, and the oil should be transported as non-hazardous chemicals, stored away from rain and sunlight, with a shelf life of 3 years.
Silicone Diffusion Pump Oil IOTA 705-IOTA