impressor hardness tester

The instruments is widely used to test the hardness of alu, plastic, meet the standard  ASTM D2583. It is ideal one for aluminum and aluminum  alloy hardness testing,as well as fiberglass reinforced plastic. ROK Barcol hardness tester is featured with easy operation  by just single hand and wide measuring range, Even you are non-professional user. It is inexpensive and quick, and provides information on the cure throughout a part