Purchase Qty. Reference FOB Price
1-4 Tons US$700.00
5-49 Tons US$500.00
50+ Tons US$300.00
Product Description
Free sample high alumina refractory ball heat storage Fire balls Product Description High Alumina Refractory Ball Product Description Refractory high alumina balls are made of industrial alumina and refractory kaolin as the main raw materials, which are made by scientific formula, forming and ...