... of punch for different tonnage, 120 sets of mechanical processing equipment, 2 sets of temper electric furnace, one set ... .(2) New elastic integrative road bed rubber gumshoe for open track structure, thermoplasticity polyolefins elastic gumshoe, various ... pressure tester, fatigue test for elastic bar, numerical control cutter, sclerometer, CS-902T high frequency infrared carbides & sulphur analyzer ...