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Installation of four-row tapered roller bearings
Introduction
Four-row tapered roller bearings are a type of rolling element bearing. Typically, these bearings are used for applications that require both radial and axial loads and are nearly impossible with one-row or two-row tapered roller bearings. The relative axial displacement generated by......
1132 
Lily
Bearing failure analysis and treatment of cement machinery
Analysis and Treatment of Bearing Faults of Cement Machinery
One, fault principle
Bearing failures include failures of rolling elements and raceways, as well as failures of cages and seals. According to the characteristics of bearing failures and the nature of faults, it can be divided into 6 ca......
Modern high-speed wire production automation control system
Modern High-Speed Wire Production Automation Control System
Introduction
The development of modern technology has enabled the production of high-speed wire to be more efficient and cost effective than ever before. In order to maximize production efficiency and accuracy, a modern high-speed wire ......
Shaving machine
Electric Toothbrushes
Electric toothbrushes are incredibly popular and widely available. If you’re looking for a way to get your teeth the cleanest that they can possibly be, then an electric toothbrush might be just right for you.
Electric toothbrush are very different from traditional toothbru......
shrinkage cavity
Introduction
In civil engineering, holes are often caused by the process of shrinkage. Shrinkage can occur in both concrete and soil materials, resulting in a variety of different types of holes. Shrinkage holes can lead to structural problems, such as decreased stability and increased stress, as......
Core sand
Silicon is an incredibly important mineral in our world. It is found naturally in its various forms all throughout the world, and it is used to make many different materials used in our daily lives. One of these materials is silicon sand, which is essentially just tiny grains of silicon formed int......
underwater cutting
Underwater Cutting
Underwater cutting is the process of using different types of tools to create a perfectly level and smooth cut on a material that is located under the surface of the water. This specialized process is often used in specialized industrial and construction operations.
The most c......
thermal cutting
International trade is the exchange of goods and services between countries. It is an important part of the global economy, fueling growth and creating jobs. In addition, international trade has become easier over the years, thanks to advances in communication and technology.
International trade ......
Brazing
Introduction
Brazing is a process of joining two objects by using a third, weaker material that remains solid at the joining temperature. The most common brazing procedure is torch-based brazing. This process uses heat to melt the filler metal, which is held in place by capillary action to join t......
Coal Gangue Comprehensive Utilization Technology
Integrated Utilization of Coal Gangue
Background
In modern energy development and industrial production, energy is an important material basis, and coal is an important energy source. Coal burning and other smelting processes during industrial production will inevitably produce solid residues— ......
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