Description: 274#Vacuum Diffusion Pump Oil Equal to Dow Corning 704, HIVAC F-4 is a clear, tetramethyltetra-phenyltrisiloxane, single-component fluid for high vacuums of 10-7 to 10-8 torr range (untrapped) and 10-11 (trapped). Specifications: Property: 274#DC-704,HIVAC F-4,: Viscosity(25C)mm2/s: 38 ¡À 3: Diopter 25C: 1.5500 ~ 1.5600 Specific Gravity : 1.050 ~ 1.080 Flash Point C: Min. 210: Condensation Point C: - 35: Minimal Vacuum Level , Pa: Max. 3.99 X 10-7 Saturated vapor pressure, Pa: Max. 6.65 X 10-8: Packing: 274# Vacuum Diffusion Pump Silicone OilDC-704,HIVAC F-4,is available in 200 kg Iron Drum, 25/50kg plastic Drums.
