The ZYY-4 Direct Shear Pre-pressing Apparatus is a kind of special apparatus designed for providing specimen prior to test, it will put vertical pressure on the specimen to make the specimen drain and consolidate so as to quick shear test. It consists of specimen mold, weight, loading, hanger, and 12:1 loading level device to make the specimen be in normal force as well as once thirty-six specimens can be made etc.
Specimen size: 30cm2
Capacity: 1.2kN max. pressure: 400kPa max.
Lever ratio: 12 : 1
Pressure grade: 50kPa, 100kPa, 200kPa, 300kPa, 400kPa (can select different capacity)
Specimen mold quantity: 12pcs