The GLOBE is designed to determine abrasion resistance index of natural and synthetic rubbers in accordance with the above principle. It consists of test specimen holder with a cylindrical opening adjustable between 15.5 and 16.3 mm to clamp the test specimen, with an arrangement to adjust the length of test specimen protruding out.
The holder is mounted on a swivable arm pivoted in a bracket, which is moved laterally by a screw mechanism along the length of a rotating drum on which the abrasive cloth is fixed. The test specimen holder also provides an arrangement to protect the abrasive cloth from damage by preventing the lower edge of the test specimen holder to touch the abrasive cloth...............cont...