No.270 ROSS FLEXING TESTER
ASTM D1052
- This tester is used to evaluate the durability of rubber by observing the growth of bending stress induced cracks.
- The test specimen is usually taken from shoe soles.
- The test specimen is to have a 2.5 mm long crack and is to be bended to a 90°angle until the crack becomes a maximum of 500 %.
- Every 100 % the crack grows, the operator is to record the number of bends the test specimen has received.
- The tester can also be assorted with a low temperature oven (L type).
Specification
| Specifications are subject to change without notice. | |
| Model | No.270 ROSS FLEXING TESTER |
| Hangings | 12 Hangings (W25 mm) or 4 Hangings (W100 mm) (2 kinds) |
| Specimen | W25 ±1 mm, L153 mm, T6.35 ± 0.03 mm (Standard) |
| Flexing Angle | 90° (Option: 45°, 2 Stage Type) |
| Flexing Speed | 100 ± 5 times/min |
| Roller Stroke | 0 to 50 mm (Adjustable) |
| Counter | 6 Digits Preset Counter |
| Temperature Range | ― |
| Accessories | Notching Tool |
| Power Source | AC 100 V, 1-Phase, 10 A, 50/60 Hz |
| Dimensions/ Weight (Approx.) | 12 Hangings: W670 × D450 × H450 mm/ 85 kg 4 Hangings: W670 × D450 × H450 mm/ 85 kg |
No.270-L ROSS FLEXING TESTER (WITH REFRIGERATING MACHINE)
ASTM D1052
- This model is equipped with a low temp.
- chamber for conducting flexing tests at low temperatures.
- The durability is evaluated by the number of bends it takes for the crack to grow every 100 % up to 500 %.
Specification
| Specifications are subject to change without notice. | |
| Model | No.270-L ROSS FLEXING TESTER (WITH REFRIGERATING MACHINE) |
| Hangings | 12 Hangings (W25 mm) or 4 Hangings (W100 mm) (2 kinds) |
| Specimen | W25 ±1 mm, L153 mm, T6.35 ± 0.03 mm (Standard) |
| Flexing Angle | 90° (Option: 45°, 2 Stage Type) |
| Flexing Speed | 100 ± 5 times/min |
| Roller Stroke | 0 to 50 mm (Adjustable) |
| Counter | 6 Digits Preset Counter |
| Temperature Range | -35 to 60 °C (Refrigerator) |
| Accessories | Notching Tool |
| Power Source | AC 200 V, 3-Phase, 30 A, 50/60 Hz |
| Dimensions/ Weight (Approx.) | W1,100 × D1,200 × H1,000 mm, 300 kg |
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