Đồng hồ đo độ cứng cao su, nhựa PTC E Scale e2000 Durometer E 501E
The design of the e2000 is the ultimate in hand held hardness measurements. Easier handling and more repeatable readings are the results of PTC®'s Ergonomic Research.
Type E durometers measure Medium Density Textile Windings, Soft Rubber, Foamed Elastomers, Wound Threads and Yarn.
The test blocks are color-coded to match the durometer type. The blocks will read within ±1 point of a properly functioning durometer.