Our flint clay is from Zhangqiu, the top-grade origin in China with the highest purity and stability, widely recognized by global buyers.

Flint clay is the primary raw material for manufacturing high-grade refractory materials, refractory bricks, various ceramics, precision casting sand, ceramic fibers, refractory furnace charges, crucibles, kiln furniture, saggers, and unshaped refractory materials.

Our company is located in the major producing area of flint clay, where the resource is abundant. The flint clay we produce features high bulk density, low impurity content, stable physical and chemical properties, and high refractoriness, and is widely used in metallurgy, casting, chemical industry, ceramics, electric power, machinery, petroleum and other industries.