Under the pressure of emission regulations and dual credits, small displacement engines and electrification have become the mainstream development directions for car companies. Even luxury brands t...

The California Air Resources Board has passed a regulation requiring truck and engine manufacturers to reduce nitrogen oxide (NOx) emissions from new heavy-duty trucks by 90% starting from 2027. Th...

I don't know when it started, but car companies have become increasingly stingy with the installation of large displacement engines. Many D-class cars have started using 2.0T engines. With the cont...

Needle roller bearings are equipped with thin and long rollers(ROLLER DIAMETERD≤5mm，L/D≥2.5，LFor roller length)，Therefore, the radial structure is compact, with the same inner diameter size and loa...

Various types of machine tools usually consist of the following basic parts: supporting components, used for installing and supporting other components and workpieces, bearing their weight and cutt...

The molds used in die-casting processing are usually made of alloy materials with higher strength than the parts being processed, which is somewhat similar to injection molding. The cost of casting...