Is silica more expensive or carbon black more expensive?

No, both companies have different models of products, so the prices are naturally different.

But conventionally, carbon black is more expensive.

At present, the price of white carbon black of domestic manufacturers is around 3000, and that of carbon is around 6000.

However, the price of Rhodia, the leader of white carbon black, should be around 9000.

There is also the model of carbon black rubber, and the expensive one should be the same number; If it is conductive, or carbon black is used in the paint, the price is higher, ranging from 20,000 to 30,000.