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Skyline Instruments Co.,LTD We only manufacture Lab Testing Equipment
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CE Footwear Testing Equipment , ASTM D7854 Coated Fabric De Mattia Flex Tester
Applications
De Mattia Flexing Tester is used for the assessment of the resistance of coated fabrics to damage by repeated flexing under De Mattia method.
The tester is suitable for coated fabric against repeated flexing damage performance, to provide a reference for improving the fabric.
Standards
BS 3424 P9, ISO 7854
Principle
Fold a strip of coated fabric two times with their long edges stacked to form a 125 mm × 12.5 mm strip. Install the folded strip between a pair of flat clamps, one of the clamps can be reciprocated, causing the folded specimen to bend outward five times per second. This high-speed folding of the sample continues until the predetermined number of cycles or sample is significantly damaged.
Parameters
| Item | Specification |
| Fixtures | 6 Group |
| Test Speed | 5.0Hz±0.2Hz(300±12r/min) |
| Fixture Width | 20mm |
| Test track | Vertical reciprocating motion |
| Test stroke | 57mm |
| Fixture minimum space | 13mm±0.5mm |
| Fixture max space | 70mm±1mm |
| Specimen size | 37.5mmx125mm |
| Specimen quantity | 6 pcs, wrap and horizontal each 3 pcs |
| Dimension(WxDxH) | 36x35x50cm |
| Weight | ≈45Kg |
| Power supply | 1∮ AC 220V 50Hz 3A |
