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High Performance Mineral Gear Oils

The Berugear, Staroil and Berusynth range of mineral and synthetic based gear oils by BECHEM offer superior performance by reducing friction and power loss as well as managing temperature rise.

Contact surfaces of meshing gears experience extreme pressures. The lubricant must not only provide an adequate film, but dissipate the heat. Temperature has a major effect on the scuffing phenomenon of gear tooth.

The Berugear, Staroil and Berusynth range of mineral and synthetic based gear oils by BECHEM offer superior performance by reducing friction and power loss as well as managing temperature rise.

Equipped with EP additives to minimise wear, the special gear oil range by BECHEM are recommended for heavy duty gear boxes running under high mechanical or thermal loads. These heavy duty gear oils possess excellent oxidation stability and shear resistance thereby enabling stable lubricating film for extended circulation life.

BECHEM’s range of high performance mineral gear oils

BECHEM Staroil G Series (100 to 680)

High performance mineral gear oil for spur, bevel, planetary and worm gears with excellent wear resistance. Developed with high quality base oil and performance additives ensure resistance to ageing, good viscosity-temperature behaviour as well as good load carrying ability. Staroil G series extend oil changing intervals. The special gear oil range is compatible with mineral oil resistant sealing materials and machine paints.

BECHEM Staroil G Series (100 to 680)
  • Closed gears
  • Roller bearings
  • Plain bearings
Base OilMineral oil
TypeCLP
Temp Range °C-30 to +180
BECHEM Staroil SMO 68 - 1500

High performance oil with dynamic additives and solid lubricants for effective lubrication of applications under high loads. Solid lubricants in Staroil SMO series ensure protection against wear of the friction surfaces. High ageing resistance prolongs oil changing intervals. Available in varying viscosities from 68 to 1500 cSt, Staroil SMO has good viscosity temperature behaviour.

Applications: Recommended for heavy duty spur, bevel and worm gears in rolling mills, crushers, mills, calenders, cranes, conveyors and open cast mining equipment. Suitable for gears with toothe flanks exposed to very high surface pressure or shock loads. Also suitable for heavy duty roller and plain bearings in raw material extraction and preparation, sugar and construction industry

BECHEM Staroil SMO 68 to 150
  • High loads
  • Closed gears
  • Roller bearings
  • Plain bearings
Base OilMineral oil
TypeCLPF
Temp Range °C-30 to +90
BECHEM Staroil SMO 220 t0 320
  • High loads
  • Closed gears
  • Roller bearings
  • Plain bearings
Base OilMineral oil
TypeCLPF
Temp Range °C-15 to +110
BECHEM Staroil SMO 460 to 680
  • High loads
  • Closed gears
  • Roller bearings
  • Plain bearings
Base OilMineral oil
TypeCLPF
Temp Range °C-5 to +120
BECHEM Staroil SMO 1500
  • High loads
  • Closed gears
  • Roller bearings
  • Plain bearings
Base OilMineral oil
TypeCLPF
Temp Range °C-5 to +130
Berugear GS 220 - 1500 BM

Berugear GSBM series are high performance gear and circulation oils with PD additives for gearboxes running under high mechanical loads and heavily loaded gears. Berugear GSBM range of gear oils provide excellent oxidation and shear stability, superior load carrying capacity and wear protection. Forms reactive surface layer which supports plastic deformation and thus increases the contact area. Most suitable for gears subjected to high sliding friction. The gear oil series with reduced coefficient of friction results in lower sump temperatures, minimum power loss and extended oil change intervals.

Applications: Recommended as running in oil with gears under heavy loads as well as shock loads, also as anti wear gear oils to prevent further deterioration of already damaged gears. These specially formulated gear oils are recommended for heavily loaded spur gears, bevel, spiral and worm gears.

Please consult a BECHEM Application Engineer for selection of the suitable grade of ‘Berugear GSBM’ series for your application.

ProductBase OilTypeTemp Range °C
Berugear GS 220 – 1500 BMMineral oilCLP-20˚C to +120˚C
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