Buy bearings to deal with products to do what check?

【Chinese Cylindrical Roller Bearing Trading Network】When buying a cylindrical roller bearing, how should we judge whether the product is genuine? Generally speaking, it is impossible to judge whether the cylindrical roller bearing is a good product through eye observation. Similarly, agents who want to make cylindrical roller bearings are also making certain judgments first. What inspections should be done when selecting cylindrical roller bearings?
For those novices who purchase cylindrical roller bearing products, judging whether the cylindrical roller bearing is good or bad is indeed difficult. Here's how to check the cylindrical roller bearing. The following are three methods of judging cylindrical roller bearings, hoping to bring a certain amount of help to the majority of imported bearings to buy customers.
First, the feel of the normal bearing inner and outer race and the rolling element gap is 0.005 ~ 0.010 mm. For a rolling bearing that has been used in one stage, when the inner race is pinched by fingers and shaken in an axial direction, there should be no noticeable rattling noise.
Second, the observation method to observe the rolling bearing with the naked eye, inside and outside the raceway should not have peeling marks and severe wear, and was a circular arc groove; all rolling body surface should be no spots, cracks and peeling phenomenon; the cage should not loose, No damage, no wear, and no clearance from the rolling body.
Third, the rotation method uses one hand to grip the bearing inner race, the other hand to turn the outer race, the bearing should be able to flexibly turn, and should not feel radial shaking.
Bearing inspection should be combined with the above three detection methods to facilitate the correct judgment of the technical state of the rolling bearing.
Hunan Guangqi Bearing Manufacturing Co., Ltd. is a modern enterprise that mainly produces large-size, large-scale, extra-large cylindrical roller, railway and subway bearings. Adhering to the development concept of "proposal customer needs, advanced product planning, first-step product control, and prior preventive measures", with a new, modern management concept, steadily entered the machinery manufacturing industry, to develop, honesty, harmony and development, with enthusiasm and respect Selflessly repay the society. The company occupies an area of ​​55,000 square meters and a workshop area of ​​12,000 square meters. It has established a workshop and team specialized in the production of railway bearings. With 6 professional senior engineers, 15 engineers, 12 assistant engineers, 36 senior technicians, and an average age of 35 years, it is a key enterprise for the production of precision foundation parts by the former Ministry of Machinery Industry and the production of main motor bearings for electric locomotives in China. And design manufacturers, and the Ministry of Railways designated one of the 11 companies producing railway bearings, the company moved in September 2006 Xiangtan Jiuhua Industrial Park new site. Products are widely used in motors, diesel engines, hoisting machinery, port machinery, petroleum machinery, metallurgy mills, railways, subways and other industries. The products are in an excellent position in the quality assessment of the same industry, with sales in more than 300 client units in various provinces and cities across the country, and Exported to Europe, America and Southeast Asia, trusted by customers.
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