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Lubricating oils / Gear oils, circulating oils

Berugear GS 680 BM

SKU Nr. 10000436 / 9554702
High-performance gear oil with special combination of additives

Berugear GS 680 BM is a high-performance gear oil with special PD additive combination for highly loaded gears. Due to its high-performance formulation, Berugear GS 680 BM supports the most demanding machining parameters and can also be used as a solids-free running-in oil under load.

High loads
Roller bearings
Plain bearings
Closed gears

Product description

Cement industry, Mining, Paper industry
Examples of application

  • For heavy duty spur, bevel and worm gears in rolling mills, crushers, mills, calenders, cranes and open cast mining equipment
  • Sealed couplings and joints
  • Gear boxes with damaged or extremely loaded tooth flanks
  • Not suitable for white metal bearings

  • Also suitable under load as solid-free running-in oil
  • Optimal wear protection
  • Very high resistance to aging
  • Very high micro-pitting resistance
  • Very good load carrying capacity
  • Reduced friction value allows decreased oil sump temperature and power consumption in gears
  • Good viscosity-temperature behavior
  • Excellent air and water release capacity
  • Very good corrosion protection
  • Low tendency to foam formation
  • Compatible with non-ferrous metals, mineral oil resistant sealing material and machine paints

Typical Characteristics

Base oil
Mineral oil
Kinematic viscosity at 40 °C
680,0 mm²/s
Kinematic viscosity at 100 °C
39,0 mm²/s
Working temperature range
-10 – 120 °C
Flash point
≥ 290,0 °C
clear, brownish
Viscosity index
-15 °C
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Berugear GS 680 BM
High-performance gear oil with special combination of additives

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