Imported bearing true and false judgment method

Imported bearing true and false judgment method on some part of the machine because of the requirement will need to use to import bearings, imported bearings is relative to the case of domestic bearing. Some fake imported bearing severely disrupted the bearing market, be sure to see true and false, when buying imported bearing introduce distinguish true and false imported bearing methods: 1. Look in general, is factory brand of the imported bearing has its own specialized foreign packaging designers design, and arrange production with the conditions of the factory production, so the packing is very clear, from the line to the color piece unequivocally, some imported brand package of accessories and special unique design to protect their intellectual property. On imported bearing body printed with brand, label, etc. Font is very small, but is produced by the factory are mostly use seal technology, and before without overheating treatment of words, so the font although small, but deep concave, very clear. And counterfeit products font instead of fuzzy, because of printing technology coarse, font float to the surface, in some cases can be easily erased by hand. 2. Smell of special care experts say imported bearing smell a smell, must be under the anti-rust oil, just can't see. 3. Listen to import bearings bearing body, left hand toggle coat to make it spin, listen to its hybrid ring. Due to the backward production conditions most of the counterfeit products, fully manual mill operation, in the process of production inevitably mixed into the sand kind of impurity, hidden in the bearing body, so makes a noise when rotating ring. This is and strict production standards, and use machine operation are factory is the biggest difference between brands. 4. Uniform touch real import bearing chamfer, so-called imported bearing chamfer, also is the horizontal plane and vertical plane junction, imitation of imported bearings due to the limitation of production technology, on the fringes of parts processing is unsatisfactory, the real import bearing chamfer smooth. ( Return] A: what kind of imported bearing lubrication way are there next: bearing advantages have?