Silicone Diffusion Pump Oil MY705
2. 705 Super high vacuum diffusion pump oil
3. 705 Diffusion Pump Fluid
5. Oil for diffusion pump
CAS No.: 3390-61-2
Diffusion Pump Oil MY705 is a colorless transparent oily liquid, single-component fluid designed for ultrahigh vacuum applications in the range of 5x(10-9~10-10) torr (untrapped). The vapor pressure and the best resistance to radiation.
Chemical composition: Pentaphenyl trimethyl trisiloxane
Ultimate Vacuum, torr(untrapped): 5x(10-9~10-10)
Saturated Vapor Pressure, torr: 5x10-10
Specific Gravity: 1.090 ~ 1.100
Viscosity (25°C), cSt: 170~175
Viscosity (40°C), cSt: 61~64
Flash Point °C: ≥243
Refractive Index 25°C: 1.5765-1.5785
Congealing Point °C: ≤-14 ~ -18
Molecular Description: 546
Diffusion Pump Fluid MY705 can be used in variety of applications, including.
Electrical and electronics industry
TV tubes, fluorescent tubes, cathode ray tubes
rectifier metallised film vacuum system
anti reflective coatings
optical filters and mirrors
melting, degassing and sintering refractory metals; thick-film deposition.
processing metals and fuels
R & D plants
Be used as transmission fluid in high-temperature carriers and various instruments.
Package, Transportation & Storage:
1. Diffusion Pump Oil MY705 is available in 1kg plastic bottles, 1 gallon plastic drums, 5kg plastic drums,25kg plastic drums, 25kg Iron drums or 200kg Iron drums or IBC drums.
2. Transport as non-hazardous chemicals, keeping away from rain and sunlight.
3. Shelf life: 3 years.