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19963532121

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How to identify quality bearings

Source: Time:2017-01-18 00:04:21 views:

Under normal circumstances, are factory brand has its own dedicated design staff outside packaging design, production conditions and arrangements for clearance of the factory production of production, therefore , whether the packaging is very clear from the line to color , unambiguous, some imported brands the unique design of the packaging as well as accessories designed specifically to protect their intellectual property.
 1 , check the packaging is clear
Under normal circumstances, are factory brand has its own dedicated design staff outside packaging design, production conditions and arrangements for clearance of the factory production of production, therefore , whether the packaging is very clear from the line to color , unambiguous, some imported brands the unique design of the packaging as well as accessories designed specifically to protect their intellectual property.
2, check whether the word clearly stenciled
Will be printed on the bearing body brand words , labels and so on. Font is very small , but most are factory produced using Seal technology, but before the heat-treatment is carried out without the word pressure , so the font was small , but a deep concave , very clear. The font counterfeit products not only vague, because the rough printing technology , fonts floating on the surface , and some can be easily wiped off by hand .
3 , to hear whether hetero ring
Hold the left sleeve bearing the body , right hand to rotate toggle coat , listen to whether hetero ring. Most counterfeit products due to production conditions behind , completely hand- mill operation , in the production process will inevitably be mixed into the sand of a class of impurities hidden in bearing the body, so the rotation will be issued when the hybrid ring. This is strictly enforced between production standards , and with the operation of the machine factory brands are the biggest difference .
4, check whether there is muddy surface traces of oil
It should pay particular attention to when buying imported bearings. Because it is easy to leave the country when the current technology is not particularly rust home , so the bearing body rust traces of oil processing thick , sticky thick stick in your hand , and on foreign imported bearings barely the traces of rust oil touches particularly attentive experts say there is a smell of imported bearings taste , certainly under the anti-rust oil , just do not see it.
5 , to see whether the uniform chamfer
The so-called bearing chamfer , which is the junction of horizontal surface and vertical surface , bearing counterfeit production techniques due to limitations in these parts of the corners handled unsatisfactory.
Finally, although bearing fake a lot, but as long as we choose the regular procurement channels , with the ability to identify and bearing basic awareness , we will be able to purchase genuine SKF bearings, to prevent deception to cheat , to avoid unnecessary economic losses.

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