4121 Instrument Oil with Low Viscosity 

SINOPEC 4121 instrument oil with low viscosity is blended with synthetic oil and plural highly  refifined additives such as anti-oxidizer, anti-wear agent, anti-corrosion agent, anti-rust agent and so  on. 4121 and 4116-1 are lubricants with lowest viscosity and smallest starting moment under low  temp among the instrument oil products of our company. 

Advantages 

艗 Outstanding lubricity and rust-proofing property, washing-free after being unsealed 

艗 Excellent oxidation stability with low evaporation loss 

Performance Specifification 

The product meets the following specifications: 

艗 Q/SH303 161鈥�2004

Applications

艗 This washing free product is suitable for the lubrication and protection of high-speed  bearing of precision instrument. It meets the requirements on lubrication and storage of  micro bearing, gear and parts moving in small space of various instruments and weapons  working under low temperature

艗 Applied temperature range: -60艈膵100艈 

Typical Properties Special Attentions

艗 Cleaning of bearing and loading of this product shall be undertaken as regulated before  use 

艗 Do not mix with other lubricant resulting in performance reduction due to possible physical  or chemical reactions between different oil 

艗 Close the cap in time after each use, keeping moisture and dust away

艗 Material compatibility test should be carried out when used in lubricated part in contact  with non-metallic material such as rubber, plastic and paint 

Packing  

艗 To be packed with 250mL plastic bottle or as required by customer