Dalian Gaoteng manufacturing and exporting flint pebbles for variety industries, used as grinding media to crush and grinding different kinds raw minerals.

Normally, flint pebbles used widely for grinding ceramic materials and chemical minerals due to its wear resistace and high density. Except for these, our flint pebbles also used for glass fiber due to its high silica contents and low iron content.

The purity of grinding media is important for glass fiber, it's necessary to make sure the fiber have high silica content and high purity.

So the flint pebbles with high silica contents and low impurity become the suitable grinding media.