solvents and withstands the temperature changes that occur during production. Due to its excellent stability and reliability, it is the most widely used package in the world. Made of high-quality chemical porcelain clay material, it has excellent stability, high mechanical strength and thermal shock resistance. It is an ideal choice for various catalysts.Inert alumina ceramic ball size selectionThe size of the inert ceramic ball should be selected according to the size of the catalyst. Generally