... of mesh part with mirco holes is used for melting liquid metal filtering material. Its thickness is from ... is ZrO2 filter mesh part, which is suitable for casting steel, its compression-resistant is 2Mpa, ... It is SiC filter mesh, which is suitable for casting steel and iron, its compression-resistant is ... It is AlO filter mesh, which is suitable for casting aluminum, its compression-resistant is 1.2Mpa ...