Rotalub B239

High performance shaft grease

Description:

SEIVIO Rotalub B239 high-performance rotating shaft grease is newly developed and refined using non-diffusion oil as base oil and a special thickener. It is specially developed for the sliding friction between plastic and metal of electronic products. It is a special grease customized for the rotating/oscillating friction interfaces of various types of shafts, hinges, etc. It mainly solves pain points such as fretting wear, abnormal noise, grease loss and multi-material compatibility, ensuring long-term and stable operation of the shaft.


Benefits:
  • It is advantageous to form an oil film on the rotating surface to alleviate surface stress and extend rolling fatigue life;
  • Extremely low friction coefficient, long-term friction reduction and elimination of abnormal operating noise, the wear mark diameter can be as low as 0.45mm;
  • Good compatibility with most engineering plastics, elastomers, and metals, and does not contain silicone;
  • The torque changes little with temperature, and the torque attenuation is small after repeated opening and closing tens of thousands of times;
  • The viscous resistance is low and the fluctuation of operating resistance is also low. Therefore, the long-term operating torque is stable;
  • Low grease diffusion ensures no contamination of other components.
Product specifications:

Performance

data

color

Visual inspection

texture

smooth

smell

mild

specific gravity,@ 77°F(25°C)

0.89

Drop point,ASTM D-2265

240

viscosity,cSt @ 40℃

100

cone penetration,ASTM D-217 @ (25℃)

265-295

rubber compatibility,EPDM rubber, ASTM D4289, %

1

four ball test, ASTM D2596,N  

2300

operating temperature,℃

-40~180

Shelf life (unopened and fully sealed)

5 years

The data provided are typical representative values.,Adjustments may be made during normal production that do not affect product performance, and the information contained herein is subject to change without notice.


Applications:
Suitable for consumer electronics: laptops, mobile phones, LCD display hinges, suitable for plastic-plastic, metal-plastic and other composite friction interfaces, automotive displays, industrial precision: motor shafts, precision machine tool spindles, industrial robot joint shafts, semiconductor equipment rotation shafts, suitable for high-speed and high-precision working conditions.
Packaging:
1kg/can Order number 490412
20kg/can Order number 490413
Storage:
Store in a dry place.
High performance shaft grease
High performance shaft grease
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