Why do we choose roller bearings?

Why do we choose roller bearings?

Roller bearings are bearings with rollers as rotation part, the rollers are made of hard steel with enough rigidity to prevent deformation....
What Materials Are Mainly Used For High-Temperature Bearings?

What Materials Are Mainly Used For High-Temperature Bearings?

High-temperature bearings: First and foremost is the ability to withstand high temperatures. There are many types of high-temperature bearings. According to different need...
Kaohsiung No. 1 Railway Station reported elevator failure, people trapped stuck between B1 and 1st floor

Kaohsiung No. 1 Railway Station reported elevator failure, people trapped stuck between B1 and 1st floor

Kaohsiung Railway Station was surprised by the elevator failure at 6 am on the 25th, causing a hitchhiker to be trapped in the elevator. After the man was rescued, he said...