Current location: Home > Industrial Lubricants > Vacuum oil and grease > HFV-KS Ultra High Vacuum Diffusion Pump Silicone Oil > HFV-KS Ultra High Vacuum Diffusion Pump Silicone Oil
Model: HFV-KS274、KS275
Describe: It has excellent thermal stability and high temperature resistance, and is not easily oxidized under the working temperature of 200°C and metal catalysis.
Introduction: It can be used as working fluid for diffusion pumps with ultra-high requirements in industries such as electronics, aerospace, and nuclear industry.
Package: 1kg/can, 12 cans/box
The vacuum oil produced by Huifeng Enterprise is made of high-quality base oil and imported additives. It is an ideal lubricating material and is widely used in my country's military enterprises, display industry, lighting industry, solar energy industry, coating industry, refrigeration industry, aerospace, etc.
※ The saturated vapor pressure is extremely low at room temperature, and the ultimate vacuum can reach 1×10-5kpa.
※ Excellent thermal stability, high temperature resistance, not easy to oxidize under the working temperature of 200℃ and metal catalysis.
※ Shows good performance in terms of pumping rate and reflux rate.
※ Compared with mineral oil diffusion pump oil, it has excellent oxidation stability and is not easy to oxidize when in contact with the atmosphere.
※ Able to resist the radiation of magnetic field radiation and has flame retardancy.
※ Extremely low saturated vapor pressure at room temperatures and limited vacuum reaches l ×10-5kpa.
※ Excellent thermal stability and high temperature resistance so that it has the ability to keep oxidization stability under 200 ℃ with metal catalyst.
※ Good performance regarding pumping speed and refluxing rate.
※ Better oxidation stability than that of the mineral oil if exposed to the air.
※ Radiation resistance and low inflammability.
※ HFV-KS diffusion pump silicone oil can be used as ultra-high vacuum diffusion pump oil in the electronics, metallurgy, instrumentation and other industries.
※ It can be used as a high-temperature heat carrier and transfer fluid in instruments.
※ It can be used as a working fluid for ultra-high diffusion pumps in the electronics, aerospace, nuclear industry and other industries.
※ Can be used as ultrahigh vacuum diffusion pump oil in electronic, metallurgical and instrument industries.
※ Used as carrier fluid for heat carrier or instrument.
※ Used as working fluid of diffusion pump with requirements in the electronics. aeronautics and nuclear industry.
Item/Grade | 274 Ultra High Vacuum Diffusion Pump Silicone Oil HFV-KS274 | 275 Ultra High Vacuum Diffusion Pump Silicone Oil HFV-KS275 | Test method Method |
Kinematic viscosity (25℃), mm2/s Kinematic viscosity | 38~42 | 165~185 | GB/T265 |
Refractive Index 25℃ Refractive Index | 1.550~1.560 | 1.5765~1.5787 | GB/T614 |
Proportion d2525 Spcoifio Gravity | 1.060~1.070 | 1.090~1.100 | GB/T1884 |
Flash point (open cup), ℃ Flash point(open cup) | 210 | 243 | GB/T3536 |
Saturated vapor pressure, kpa 25℃ Saturation Vapor Pressure | 5.0×10-9 | 5.0×10-9 | SH/T0293 |
Ultimate vacuum degree, kpa Limiting vacuum | 1.0×10-8 | 5.0×10-9 | SH/T0294 |
Note:The above data are the measurement results of representative samples. The product properties are subject to actual measurement.
The data above values of typical samples only. Product properties should refer to actual measurement.
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