Product description

Product Description
Chemical Name Silicone Diffusion Pump Oil
CAS No. 3982-82-9
Description Diffusion pump fluids; 1,3,3,5-Tetramethyl-1,1,5,5-tetraphenyltrisiloxane; phenylmethylsiloxane oligomer

Technical Data
Appearance Colorless transparent viscous fluid
Flash point 221℃
Density(25℃) 1.07g/mL

Main Use
It is widely used in high vacuum diffusion pumps to provide high performance and high content diffusion pump oil. It has high thermal oxidation stability, small viscosity coefficient, narrow boiling point range, steep vapor pressure curve, low vapor pressure at room temperature, low freezing point, and its chemical stability, non-toxic, odorless, non-corrosive, so it is widely used.