The HRM-45DT model is manufactured by United Test, and is a motorized superficial rock-well hardness tester which has a high measuring accuracy, reliable performance and wide capable fields. It helps to determine the superficial Rockwell Hardness of hard metals, carbonized layers, and other chemical treating layers.
The unit is utilized for hardness test of thin pieces which has an initial testing force of 29.42 N to 98.07 N. It has a dial display hardness indication that has a duration time of 2 to 60 S. It also has a power rating of 220 V AC at 50 to 60 Hz, and has dimensions of 520×215×700 mm.