High Temperature and High Speed Drilling Grease 7411

SINOPEC High Temperature and High Speed Drilling Grease 7411 is manufactured from a highly refined mineral base oil, a special complex soap thickener and well-chosen anti-oxidant, AW, EP and anti-rust additives. According to GB/T 7631.8-90 (ISO6743/9-1987), Grease 7411 can be classified as L-XBEHB1-2.

Features & Benefits

  • Excellent anti-wear and heavy load capability
  • Excellent retention and resistance to high-temperature degradation
  • Exceptional rust and corrosion prevention performance
  • Prolonged service life
  • Do not contain any heavy metal and nitrite that will do harm to human’s health and pollute environment.

Technical specification

  • Meets the following performance specification: Q/SH303 218—2004

Application

  • Grease 7411 is designed for the lubrication of well drilling roller bit bearings.
  • Suitable operation speed ranged from 60rpm~120rpm.

Typical Properties

Items Typical Properties Test method
Appearance Smooth black buttery Visual
1/4 Worked Cone Penetration,0.1mm 82 ASTM D217
Dropping Point, ºC 260 ASTM D2265
Evaporation Loss (150ºC,1h),% 1.3 ASTM D972
Load Capability (room temperature, 1500rpm), N

Weld load PD

6092 ASTM D 2783

Attentions

  • Prevent water and impurities during storage and transportation.
  • Do not mix with other type of grease.
  • Do not heat before using.