In the realm of ultrahigh vacuum applications, selecting the right diffusion pump oil is crucial. One standout option is Silicone Diffusion Pump Oil IOTA 705, a colorless, transparent, and single-component fluid designed to excel in vacuum environments ranging from 5x(10-9~10-10) torr (untrapped). This oil, also known as 705 Super high vacuum diffusion pump oil or simply 705 Diffusion Pump Fluid, boasts an impressive array of technical specifications that make it a top choice for various industries.

Silicone Diffusion Pump Oil IOTA 705: Technical Excellence

The chemical composition of IOTA 705 is Pentaphenyl trimethyl trisiloxane, contributing to its exceptional performance. With an ultimate vacuum capability of 1x(10-910-10) torr (untrapped) and an extrapolated vapor pressure of 3x10-10 at 25°C (77°F), this oil ensures minimal evaporation, maintaining a stable vacuum environment. Its specific gravity ranges from 1.090 to 1.100, and it exhibits a viscosity of 170175 cSt at 25°C and 6164 cSt at 40°C. These properties, along with a high flash point of ≥243°C and a refractive index of 1.57651.5785 at 25°C, make IOTA 705 a reliable and durable choice.

Versatile Applications and Packaging Options

IOTA 705's versatility extends to its wide range of applications, including the electrical and electronics industry, optical industry, metallurgy, plastics industry, and various other sectors. From TV tubes and fluorescent tubes to high-vacuum furnaces and surface improvements in plastics, this oil delivers consistent performance. It is available in multiple packaging options, including 1kg plastic bottles, 1-gallon plastic drums, and various other sizes up to 200kg Iron drums, facilitating easy transportation and storage. As a non-hazardous chemical, it can be transported safely, keeping away from rain and sunlight, with a shelf life of 3 years.