7901 perfluoropolyether grease
Introduction:
This product is made of perfluoropolyether (PFPE) as base oil and polytetrafluoroethylene (PFPE). It has excellent chemical resistance, good lubrication performance and low temperature pneumatic performance. This product does not burn, nor support co
This product is made of perfluoropolyether (PFPE) as base oil and polytetrafluoroethylene (PFPE). It has excellent chemical resistance, good lubrication performance and low temperature pneumatic performance. This product does not burn, nor support combustion, and is not subject to the erosion of sulfuric acid, nitric acid, hydrofluoric acid, caustic soda and other substances.
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project |
Typical data |
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7901a grease |
7901b chemical resistant grease |
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appearance |
White even cream |
White even cream |
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Drop point，℃ |
≮90 |
≮120 |
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Pressure oil separation，(200g±2g),% |
≯7 |
≯7 |
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1/4Working taper，0.1mm |
60-85 |
50-70 |
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Protection test（60℃，72h,9Cr18Steel sheet）
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qualified |
-- |
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Similar year of steel sheet（-20℃,10s-1）,Pa.s |
≯700 |
-- |
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corrosion（50℃，48h） |
-- |
qualified |
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Evaporation（100℃），%（m/m） |
-- |
≯1 |
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Magazines, number per cubic centimeter diameter 25μm-74μm diameter 75μm-124μm diameter ≥125μm |
≯4000 ≯120 nothing |
≯4000 ≯120 nothing |
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Chemical resistance test (room temperature，168h） |
adopt |
-- |
[application scope]
Aviation, aerospace, electronics, liquid crystal, photoelectric, high vacuum, bearing, pipeline, valve, gear, chain, service temperature - 50-290 ℃.
[precautions]
Avoid mixing with other oil products, sealed and dry for long-term storage
Avoid direct contact with the skin. If there is any contact, please wash with water immediately. If there is any discomfort, please see a doctor
Do not discard waste oil and packing materials at will
[packing form]
0.5kg/box 1kg/box
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