Precision Test Hammer

Precision Test Hammer

The instrument is medium-sized hammer used to detect the compressive strength of concrete within the range of 10-60Mpa, the standard the indicating is a direct-reading pointer system .
This hammer adopts a shell of special treatment, high hardness, long-term use without scratches, there are improvements on the processing of raw materials, precision design and service life, etc.
Pointer length: 20.0±0.2mm
Pointer friction: 0.65±0.15N
Spherical rod end radius: 25±1.0mm
Stiffness of impact spring: 785±40N/m
Strike hammer decoupling position: the scale line "100" engraved line
Working lengtt for striking spring: 61.5.0±0.3mm
Length of impact hammer: 75±0.3mm
Hammer bounce position: scale "0" department
Rebound value on steel anvil: 80±2