STZ直读式透气性测定仪

STZ Permeability Meter

测定型（芯）砂的透气率

For the determination of the permeability of molding (core) sand

通气孔规格 Specifications of the Orifice

大孔 large Orifice------ Ф 1.5mm

小孔 Small Orifice ------Ф 0.5mm

透气率 Permeability-----b 0 – 2450