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student desks and chairs

How to maintain school desks and chairs?

For students, they naturally hope to use new desks and chairs, but such frequent replacement of new desks and chairs will increase financial expenditures for schools. Besides, steel and wood desks and chairs are of reliable quality and long…
excavator slewing bearing

How to maintain the slewing bearing of the crane?

The slewing bearing is an important "joint" of the crane, so its maintenance is very important. So how to maintain the slewing bearing of the crane? When carrying out maintenance work on the slewing bearing of the crane, first of all, pay…
excavator slewing bearing

Reasons and solutions for inflexible operation of excavator slewing bearing

The slewing bearing is an indispensable part of the excavator slewing device. Whether the excavator can turn left or right during work is inseparable from the credit of the slewing bearing. The slewing bearing is mainly used to support the quality…
excavator slewing bearing

Scrap standard and service life of tower crane slewing bearing

All machines will experience wear and tear after a long period of use. When the parts exceed the service life or are damaged beyond repair, they should be scrapped and replaced. The tower crane slewing bearing is prone to failure and damage…
excavator slewing bearing

Is the surface roughness of the slewing bearing as small as possible? How to choose?

Is the surface roughness of the slewing bearing as small as possible? Surface roughness refers to the small spacing and the unevenness of small peaks and valleys that the machined surface has. The roughness of the bearing surface may affect…
Vibrating-Screen

How to increase the output of vibrating screen?

Mining vibrating screen is a kind of large-scale screening equipment, commonly used in the mining industry, etc. The use of this vibrating screen to screen materials generally requires relatively large output. In use, we also hope that the…

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