Footwear Testing Equipment Vamp Flex Test Resistance To Creasing And Cracking
Shoes Vamp Flexing Tester
Application
This machine is suitable for the test method of the folding resistance of uppers.
Principle
The sample is fixed on the fixture, and the fixture moves relative to each other.When the two fixtures are close, the sample bends. During the test, the fixture moves at a uniform speed, and the sample repeatedly bends. Observe the damage of the sample.
Product information
To primarily intended to determine the propensity for materials to crack or be used to assess whether leathers are likely to produce salt spue. In particular the test simulates conditions in the vamp part of footwear during walking. The test can be conducted with either wet or dry specimens at room temperature or with dry specimens at sub zero temperatures. The method is applicable to all flexible materials and in particular those used to manufacture outers and linings of footwear uppers such as leathers, coated fabrics and textiles
Specifications
| Clamp | 40degree V-shaped |
| Number of specimen | 12pcs |
| Zigzag frequency | 300±30 times/min |
| Counter | LCD, 0- 999, 999 |
| Test stroke | 19mm |
| Flexing speed | 300±30CPM |
| Sample size | 64x64mm |
| Dimensions | 54 cm × 35 cm × 30 cm |
| Weight | 64kg |
| Power supply |
1∮ AC 220V 2.5A |
Standards
ISO 4643
ISO 5423 section 5.2
EN ISO 20344-2004 Section 6.5.2
AS/NZS 2210.2 Section 6.5.2
EN ISO 22288
SATRA TM25
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