
Keep your metalworking fluids performing at their best with our easy-to-use handheld refractometer.
Designed for quickly measuring coolant concentration, this portable testing device helps maintain the correct fluid strength, prolong coolant life and reduce issues caused by weak or over-concentrated emulsions.
Ideal for CNC workshops and engineering environments, the refractometer forms an essential part of effective coolant management and preventative maintenance routines.
A hand refractometer is used to measure the concentration of water-mix metalworking fluids and coolants. It helps operators maintain the correct coolant strength to improve machining performance and extend sump life.
Simply place a few drops of coolant onto the prism, close the cover and look through the eyepiece to read the scale. The reading is then multiplied by the coolant correction factor to determine the true concentration.
Maintaining the correct coolant concentration helps prevent bacterial growth, poor tool life, corrosion and fluid wastage. Regular testing with a refractometer supports better coolant performance and longer fluid life.
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