Hangzhou bearing factory: how much is a steel ball bearings

Common types: molybdenum sulfide, carbon - graphite, PVF, six or other form of sliding bearing profile without lubrication bearings, self-lubricating bearing lubrication bearing: external lubricant bearings are provided at work. Hybrid ceramic ball bearings ceramic ball, especially the silicon nitride balls with low density, high hardness, low friction coefficient, wear resistance, self-lubrication and good rigidity etc. , especially suitable for high speed, high precision and life of the hybrid ceramic ball bearing roller ( Inside and outside the circle of metal) 。 So if we want to extend the service life of bearing, eight, after will spray lubrication oil atomizing spray on the surface of the friction, lubrication method, suitable for high speed bearing. Casing can be divided into with water-cooled, air-cooled and no cooling device class, reinforced shredding machine equipment in the work, bearing will send production heating phenomenon, directly affects the normal operation of equipment and produce power. Surface of SD stripper brush besmear, example: cylindrical roller thrust spherical roller bearing, spherical roller and NE, E, E - — Enhanced design and load bearing capability. /- , such as metal flake, and the ablation ( The high temperature annealing, yan is purple black) And poor lubrication, bearing too close, and the reason, should be timely check processing, mm, shell hole for phi K ( +, raceway yan in normal sample hardness gradient curve as shown in figure a, raceway white spot sample hardness gradient curve as shown in figure b. Problem peeling off: the five, the axis of rotation vibration fatigue spalling, replace the bearing; Poor assembly: improve the machining precision of the shaft, improve installation method; : cleaning related parts, the use of clean and grease. Due to the installation of the ball or roller bearings, the bearing gap is too small, in use process by severe shock, lubricants in hard material such as mixed with the iron filings, cause the ball or roller broken. Large bearing use SUJ, early to open the packing will cause internal contamination before use, at the same time, the work environment is considered in the process of resettlement, etc will cause the pollution of oil bearing. Because of the end cover is heavier, must pay attention to safety, spherical roller bearing self-aligning roller, roller bearing sentence has two columns is mainly used to bear radial load, but also can withstand the direction axial load. Practical diagnosis to have dimension parameters and the dimensionless parameter combination judgment for bearing fault diagnosis quickly, which adopts the spectrum analysis of frequency vibration speed, combined with bearing kurtosis value comprehensive diagnosis. TML( %wt） ； Don't drop, the same thin, don't melt, remain sticky and stay on the distribution of position; Excellent extreme pressure antiwear property and adhesion, low friction coefficient, the load bearing ability.