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Item No.: Silibase-9704
Product Name: Silicone Diffusion Pump Oil
Equivalent Brand: Diffusion Pump Oil Dow Corning 9704, HIVAC-F-4
Synonyms:
1,1,5,5-Tetraphenyl-1,3,3,5-tetramethyltrisiloxane/9704silicone diffusion pump Fluid/9704 diffusion pump fluid/Oil for diffusion pumps
CAS No: 3982-82-9
Chemical structure:
Description:
Diffusion Pump Oil Silibase-9704 isa colorless transparent oily, single-component fluid designed for high vacuumof 10-7torr (untrapped). It performs well in tough, rugged applications andoffers quick pump down, even after exposure to air at operating temperatures. Silibase-9704 is thermally andchemically stable allowing it to keep pump jets free of tars and hard carbon.
Technical Index:
Chemical composition: Tetramethyl tetraphenyl trisiloxane
Ultimate Vacuum, torr(untrapped): 10-7~10-8
Saturated Vapor Pressure,torr : 5x10-8
Specific Gravity: 1.06 ~ 1.07
Viscosity (25℃), cSt: 38±3
Flash Point ℃: ≥210
Refractive Index 25℃: 1.5500~1.5600
Congealing Point ℃: -35
Molecular Description: 484
Application:
Diffusion Pump Fluid Silibase-9704 can be used in variety of applications, including:
Electrical and electronics industry
TV tubes, fluorescent tubes, cathode ray tubes
Ordinary bulbs
Capacitors
Rectifier metallised film vacuum system
Optical industry
Surface improvements
Anti reflective coatings
Optical filters and mirrors
Metallurgy industry
High-vacuum furnaces
Melting, degassing and sintering refractory metals; thick-filmdeposition
Plastics industry
Surface improvements
Mirror coatings
Protective coatings
Film coatings
Other industries
Processing metals and fuels
Accelerators
Molecular plants
R & D plants
Mass spectrometry
Others
Be used as transmission fluid in high-temperature carriers andvarious instruments.
Package, Transportation & Storage
Diffusion Pump Oil Silibase-9704 isavailable in 1kg plastic bottles, 1gallon plastic drums,5kg plastic drums,25kgplastic drums, 25kg Iron drums or 200kg Iron drums.
Transport as non-hazardous chemicals, keeping away from rain andsunlight.
Shelf life: 3 years.