Because the kind,content of the impurities arediffirent,and the pellet big or small,customer must choose diffrent pore diameter and pore number Guand catalyst for environmeutal protecting.

• 在处理的原料中杂质种类和含量不同以及颗粒大小不同，用户选用不同孔径和不同孔数的环保型保护剂。