The HRMS-45 model is manufactured by United Test, and is a digital superficial rockwell hardness tester that is attached with a large displaying screen with good reliability, excellent operation and easy watching. It is attached with a built-in printer and hardness testing result that can be output by printing.
The unit has an initial testing force of 29.42 N with a digital display hardness indication. The duration time is from 2 to 60 S, which has dimensions of 500x150x750 mm and has a weight of 73 kg.
There is a wide range of applications which includes surface hardened steel, surface heat treating and chemical treating materials, copper, aluminum alloy sheet. It can alo utilized in zinc layers, chrome layers, tin layers, bearing steel, cold and hard casting parts etc.