How is the common rail nozzle made of?

The nozzles of the common rail system believe that many people are "impressive"! Because of oil products and maintenance habits and other factors, the cost of repairing thousands of yuan is very helpless. Of course, the trend is not to be changed. With the four emission of the three countries, high pressure common rail will be the mainstream trend in the future.

In the three fuel injector, there are two parts that need to be repaired, that is, fuel injection nozzle and valve assembly. The two components are precisely matched components, and are also the most vulnerable parts to wear.