High temperature-resistant bearing grease and preparation method thereof
A bearing lubrication and high temperature resistance technology, applied in the field of lubricating grease, can solve the problems of water resistance, low rust and corrosion resistance, inability to meet high-speed bearing operation, general extreme pressure and friction reduction, and achieve good high and low temperature performance. , the effect of low noise and simple preparation method
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[0021] Example 1
[0022] A high temperature resistant bearing grease, including base oil, thickening agent, and additives. In terms of weight percentages, the base oil accounts for 70% of the total weight, the thickener accounts for 18% of the total weight, and the additives account for 12% of the total weight.
[0023] Among them, in parts by weight, the base oil includes: 60 parts of paraffin oil, 30 parts of polyol esters, 40 parts of di-n-octyl adipate, and 20 parts of poly-alpha olefins; thickeners include: 40 parts of bentonite, composite 15 parts of calcium sulfonate; additives including: 10 parts of antioxidants, 10 parts of rust inhibitors, 9 parts of extreme pressure antiwear agents, and 6 parts of other additives. In parts by weight, the above-mentioned antioxidant includes: 4 parts of alkyl diphenylamine, 7 parts of β-naphthol, 4 parts of BHT antioxidant additives; the above-mentioned rust inhibitor includes: 10 parts of barium petroleum sulfonate, petroleum 10 parts...
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[0030] Example 2
[0031] A high temperature resistant bearing grease, including base oil, thickening agent, and additives. In terms of weight percentages, the base oil accounts for 80% of the total weight, the thickener accounts for 12% of the total weight, and the additives account for 8% of the total weight.
[0032] Among them, in parts by weight, the base oil includes: 40 parts of paraffin oil, 45 parts of polyol esters, 25 parts of di-n-octyl adipate, 40 parts of polyalphaolefins; thickeners, including: 30 parts of bentonite, composite 30 parts of calcium sulfonate; additives including: 6 parts of antioxidant, 15 parts of rust inhibitor, 5 parts of extreme pressure antiwear agent, and 2 parts of other additives. In parts by weight, the above-mentioned antioxidant includes: 10 parts of alkyl diphenylamine, 3 parts of β-naphthol, 2 parts of BHT antioxidant additive; the above-mentioned rust inhibitor includes: 15 parts of barium petroleum sulfonate, petroleum 5 parts of sodiu...
Example Embodiment
[0039] Example 3
[0040] A high temperature resistant bearing grease, including base oil, thickening agent, and additives. In terms of weight percentage, the base oil accounts for 75% of the total weight, the thickener accounts for 10% of the total weight, and the additives account for 15% of the total weight.
[0041] Among them, in parts by weight, the base oil includes: 50 parts of paraffin oil, 38 parts of polyol esters, 32 parts of di-n-octyl adipate, and 30 parts of polyalphaolefin; the thickening agent includes: 35 parts of bentonite , 22 parts of complex calcium sulfonate ester; the additives include: 8 parts of antioxidant, 13 parts of rust inhibitor, 7 parts of extreme pressure antiwear agent, 4 parts of other additives. In parts by weight, the above-mentioned antioxidant includes: 7 parts of alkyl diphenylamine, 5 parts of β-naphthol, 3 parts of BHT antioxidant additives; the above-mentioned rust inhibitor includes: 13 parts of barium petroleum sulfonate, petroleum 8 ...
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