Đồng hồ đo độ cứng cao su, nhựa PTC Shore O Scale Ergo Durometer 410
PTC®'s Model 410 ASTM Type O Durometer measures the hardness of soft rubber, soft printing rollers, textile windings, and other similar materials. The Model 410 meets or exceeds ASTM D2240 Specifications.
The instrument features a low glare serialized dial with bold, easy to read numbers. The durometer has a Max Hold hand which maintains the peak reading until reset. Each durometer comes complete with a test block and carrying case.