Giá kiểm tra độ cứng cao su, nhựa PTC Model 473
The Model 473 Precision Deadweight Test Stand is designed to provide the ASTM recommended forces for use with PTC®'s line of classic or ergo style durometers and is also fully compatible with durometers of other manufacturers provided the can be mounted on an 8-32" thread. The model 473 comes with both 1kg and 5kg weights to allow the test stand to be used for ASTM Type A, B, E and O (1 Kg) and for ASTM C, D, DO (5Kg).