IRHD Macro Hardness Test Block
Rubber Test Blocks in accordance with MACRO IRHD ISO 48-2 standards. These test blocks are intended for reference checks against other samples and should be tested annually. Various MACRO IRHD ranges are available:
Test sample set IRHD N / set with 7 pcs:
- Hardness Ranges: 30, 40, 50, 60, 70, 80, 90
- Sample Dimensions: 48 mm x 48 mm x 8 mm
- Includes a custom carrying case
Single test block IRHD H:
- Hardness Range: 90
- Sample Dimension: 48 mm x 48 mm x 8 mm
Single test blocks IRHD L:
- Hardness Ranges: 15, 32
- Sample Dimensions: ø54 mm x 15 mm
Each Rubber Test Block comes with a Calibration Certificate, detailing the mean value, range, and standard deviation on the test report.

Delivery Content
- 7 pcs. test blocks (IRHD N)
- 1 pcs. test block (IRHD H and L)
- Calibration certificate
- Custom made carrying case (IRHD N)
Optional: