As the polyurethane sponge is used as the carrier for foam ceramic filter production, the porosity of the polyurethane sponge itself determines the porosity of……
The filter molten aluminum filtration is set in the molten aluminum filter box to remove inclusions. The filter is an aggregate mesh member made of……
The purification of metal liquid plays an important role in improving the mechanical properties of castings. At present, the filtering device used to purify the……