![](https://totalbearing.com/wp-content/uploads/2024/08/1-1-768x386.png)
‘Add another gold medal for Made in China’ – The birth of the main bearing of the world’s largest diameter shield machine
This ‘heart’ is directly facing the shield machine super-heavy load, large partial load, frequency variable load and other extremely harsh working conditions, its materials, design, manufacturing and testing is extremely difficult, at the top of the large high-end precision bearing industry chain.