MOLYKOTE® BG-5550 pages

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Product Information

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DOW CORNING

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MOLYKOTE® BG 555

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Low Noise Grease

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FEATURES

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• Wide service temperature range

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• Long performance grease

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• Excellent low temperature properties

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• Anti-rust properties

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• Noise suppressing properties

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Long performance life, wide temperature range, low noise grease

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APPLICATIONS

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• MOLYKOTE BG 555 Low Noise Grease is suitable for use in bearings at

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elevated temperatures for long periods.

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• MOLYKOTE BG 555 Grease can largely extend the intervals of grease re-

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packing or bearing replacement.

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TYPICAL PROPERTIES

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Specification writers: These values are not intended for use in preparing specifications.

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Please contact your local Dow Corning sales representative prior to writing specifications on

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this product.

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Test method* Property

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Unit

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Value

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ASTM D217

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FTM 791C-313

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ASTM 445

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ASTM D566

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Color

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Consistency, density, viscosity

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Worked penetration mm/10

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Working stability mm/10

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Based oil kinematic viscosity at 40°C (104°F) mm'/s

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Temperature

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Service temperature range

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Dropping point

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°C

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°F

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°C

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°F

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N.cm

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N.cm

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ASTM D1478-63 Low-temperature torque at -40°C (-40°F)

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Starting torque

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Running torque

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Resistance

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Water washout 1 hour at 38°C (100.4T)

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Load-carrying capacity, wear protection, service life

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Life performance 125°C (257°F) hour

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Speed

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DN value1 mm/min

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Oil separation, evaporation, oxidation stability

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Evaporation loss 22 hours at 99°C (210.2°F) Mass %

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Oil separation 24 hours at 100°C (212°F) Mass %

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ASTM D1264

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ASTM D1741

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ASTM D972

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FTM 791C-321

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Mod

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ASTM D942

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Oxidation stability

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Corrosion protection

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ASTM D4048 Copper strip corrosion 24 hours at 100°C

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(212°F)

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ASTM D1743-73 Corrosion preventive properties

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48 hours at 52°C (125.6°F)

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DIN 51 802 SKF-Emcor method

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Degree of corrosion

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kPa

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light straw

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255

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315

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26.0

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-40 to +150

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-40 to +302

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195

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383

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15

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3.0

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Mass % 1.3

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4000

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1,300,000

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0.30

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1.0

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2.5

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la

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0-0

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