1.Proving rings are used for load measurements and are used in outfits of a number of Soil / Cement & Bitumen Testing Equipments like Direct Shear Test Apparatus,  CBR Test, unconfined compression test ,Marshall Test etc.
2.High Sensitivity Proving Rings , integral, made of special steel, carefully forged to give maximum strength &machined to give the hightest sensitivities commensurate .
3.All Proving Rings are Integral Type.
Integral type Compressive Proving Rings of different capacities from 50kgf ( 0.5 KN) to 300000kgf ( 3000 KN) are available.