Page 14 - Coolant - Houghton Training

Refractometer

A refractometer is a tool used for

measuring coolant concentration using Eyepiece
the brix scale.

Some models have a calibration

screw or dial and should be

calibrated with the same water
source used to mix the coolant

for accurate results.

Spreader (coolant

placed on glass,

then spreader is
flipped down) Calibration Screw