MACRO IRHD System
Hildebrand Prüf- und Meßtechnik GmbH (Hildebrand)
Durometer Hardness System provides hardness readings on elastomers and plastics with a specimen thicker than 6 mm according to IRHD and Durometer hardness. It complies to international standards DIN ISO 48, ISO 48, ASTM D 1415 and DIN 53505.