For metal detectors with conveyor belts
Standard Test Sticks
These test bars are calibrated test pieces for metal detectors. Metal balls of iron, non-ferrous (brass), aluminium or stainless steel with variable diameters are embedded in the transparent acrylic rods.
The details of the diameter, type and certification number of the embedded metal are stamped into the acrylic rod.
Inquiry for standard test sticks
Further information for download:
Information about the sensitivities can be found in the data sheet which is available here for download as PDF.