Description
The De Mattia Flex-Cracking Tester measures endurance of rubber specimens with regard to repeated bending and length of crack generated due to repeated bending.
Specifications
| Catalog No. | 255 | 263 |
| Model | DM-01 | G7A-L |
| Number of specimens | 12 specimens max. | 20 specimens max. |
| Flex speed | 300±10 times/min. | |
| Flex stroke | 57mm fixed | 0 to 100mm |
| Flex counter | 6 digits counter | 8 digits counter |
| Temperature range | RT(+40°C) to 150°C | |
| Break detection | Laser type break detection device | |
| Power supply | Single-phase, AC100V, 50/60Hz, 0.7kVA
(230V, 115V etc. using step-down transformer) |
Three-phase, AC200V, 50/60Hz, 5.9kVA
(415V, 380V etc. using step-down transformer) |
| Dimensions | W450 × D450 × H600 mm | W1270 × D1050 × H1500mm |
| Weight (Approx.) | 78kg | 700kg |
Related standards
| ISO 132 | Rubber, vulcanized or thermoplastic — Determination of flex cracking and crack growth (De Mattia) |
| ASTM D813 | Standard Test Method for Rubber Deterioration—Crack Growth |
