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STM-7 Digital Marshall Stability Tester (With Print)
Complies to ASTM D1559
1. Loading: 0-50kN; Loading error: ��0.05% (F.S)
2. Displacement: 0-10mm; Displacement error:
�� 0.05% (F.S)
3. Loading speed: 50.8mm/min.
4. Environment: Temperature: -10��-35��; Relative
Humidity: no higher than 85%
5. Supplied with one breaking head, diameter
101.6mm or 152.4mm
Features: Equipped with one S shape load cell
and  displacement sensors, peak value
 automatically preserved and printing, the prin
cipal axis automatically fall after printing
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