■No.270 ROSS FLEXING TESTER
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).
■No.270-L ROSS FLEXING TESTER (WITH REFRIGERATING MACHINE)
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 %.
| Model |
No.270
ROSS FLEXING TESTER |
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) |
| Accessory |
Notching Tool
|
|
| Power Source | AC 100 V, 1-Phase, 10 A, 50/60 Hz | AC 200 V, 3-Phase, 30 A, 50/60 Hz |
| Dimensions/ Weight (Approx.) | 12 Hangings: W700 × D450 × H300 mm/ 50 kg 4 Hangings: W700 × D450 × H300 mm/ 50 kg |
W1,100 × D690 × H1,020 mm, 300 kg |
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