



Chemical Name: 274 Ultra-Vacuum Diffusion Pump Silicone Oil
English Name: Phenyl silicone oil 274
CAS NO: 63148-58-3
Item | Specification |
Appearance | Colorless or light yellow transparent oily liquid |
Kinematic Viscosity (25°C), mm²/s | 37-44 |
Flash Point (°C, >) | 210°C |
Refractive Index (25°C) | 1.5520-1.5580 |
1. Electrical & Electronic Industry: Used in vacuum systems for manufacturing TV picture tubes, fluorescent tubes, cathode ray tubes, ordinary light bulbs, and vacuum systems for metal film coating of capacitors and rectifiers.
2. Metallurgical Industry: Used in vacuum systems for production equipment of ultra-pure silicon, vacuum smelting plants, vacuum sintering plants, and metal degassing equipment.
3. Optical Products Industry: Used in vacuum systems for surface treatment of optical systems (such as various lenses) and vacuum coating of various mirrors.
4. Plastics Industry: Used for metallization of plastic products, preparation of protective coatings and reflective coatings.
5. Other Industries: Used in particle accelerators, molecular distillers, reactors, scientific research equipment for nuclear engineering, mass spectrometers and space simulation chambers.
6. Others: Used as high-temperature heat carriers and transfer fluids in various equipment and instruments.
♦ Store in a cool and ventilated warehouse. Keep away from fire and heat sources. Packaging must be sealed. Store separately from oxidizers, acids and edible chemical raw materials. Explosion-proof lighting and ventilation facilities should be used in the storage room. Handle with care during loading and unloading to prevent damage to packages and containers. Transport as non-dangerous goods.
Packaging: 25L/200L plastic drum or plastic-lined steel drum, net weight 20KG/200KG. Special specifications can be contacted with the company.

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